Experience and Expertise
We take care of the protection and maintenance of various vessels, from smaller boats to yachts. We are well acquainted with the procedures and materials, so we guarantee safe and effective protection.
Choose the right product for your boat
Choose a category and browse products for hull protection, maintenance and renewal.
How to choose
Sailing yacht, motor yacht or speedboat — each type asks something different of the coating.
Warm Mediterranean, cooler Adriatic or a lake — the conditions decide the type of antifouling.
Ablative, hard or copper-free — primer, antifouling and the extras that belong together.
Why Choose Us?
Choosing an antifouling contractor is an important decision, as it involves protecting your vessel, which represents a significant investment. Here are some reasons why many boat and yacht owners trust us:
More about usWe take care of the protection and maintenance of various vessels, from smaller boats to yachts. We are well acquainted with the procedures and materials, so we guarantee safe and effective protection.
We only use proven antifouling coatings from reputable manufacturers. This ensures long-lasting hull protection, lower fuel consumption, and better vessel gliding.
Each vessel is different, so we always carry out an inspection before application and adapt the protection to your needs, boat type, and conditions of use.
We adhere to agreed deadlines and perform the work accurately. Our priority is to prepare your boat for the new season in a timely and flawless manner.
Contact
Our team will advise you, present the protection options, and together we will find the best solution for your vessel.
info@antifouling.siGrab the helm and give it a spin
16 products

SEAJET 012 Universal Primer/Undercoat One-component universal primer for boats above the waterline SEAJET 012 is a fast-drying primer and undercoat for preparing surfaces before applying one-component topcoats. It adheres excellently to fibreglass (GRP), wood and steel, and on steel it also provides good corrosion protection. It is easy to use, making it an excellent choice both for professionals and for boat owners who do their own maintenance. Benefits Universal use – suitable for GRP, wood, steel and aluminium (with prior preparation) Fast drying – shorter time between coats and a faster finish Excellent adhesion – a solid base for a long-lasting topcoat Corrosion protection on steel surfaces One-component – no mixing with hardener, ready to use Areas of use Above the waterline only: topsides, decks, superstructures, boat interiors, metal and wooden fittings. Also suitable for renovating old, well-sanded coatings. Technical data Colour: off-white Pack sizes: 750 ml / 2.5 l Coverage: approx. 5.8 m² per 750 ml (approx. 7.7 m²/l) when applied by brush or roller Dry film thickness: approx. 30 µm per coat Application: brush, roller or airless spray Thinner: SEAJET Thinner U Recommended number of coats GRP and previously painted wood: 1 coat Aluminium: 2 coats (after proper preparation) Bare wood: 3–4 coats Steel: 2 coats over suitable corrosion protection Directions for use Thoroughly clean, degrease and sand the surface. Remove the dust. Stir the paint well before use. Apply in thin, even coats. Thin with SEAJET Thinner U if necessary. Before applying the next coat, wait for the previous one to dry and sand it lightly. As a topcoat, we recommend SEAJET Unythane Finish or another one-component topcoat. Tip Do not apply at low temperatures, in high humidity or onto a damp surface. For detailed application conditions and drying times, refer to the manufacturer's technical data sheet. ⚠️ Not suitable for the underwater hull – for that, choose SEAJET 015 Underwater Primer or SEAJET 117 Epoxy Primer.

SEAJET 015 Underwater Primer – 400 ml spray Fast-drying primer and barrier coat for the underwater hull in a handy aerosol SEAJET 015 Underwater Primer is a one-component acrylic resin primer for preparing the underwater hull before applying a new antifouling. It acts as a barrier coat that separates the old and new coatings when you don't know which antifouling was applied before, or when the old and new coatings can't be combined. In spray form it is ideal for small touch-ups, hard-to-reach areas and quick spot repairs. Benefits Barrier coat between incompatible coatings – prevents reactions between old and new antifouling Also suitable over Teflon (PTFE) antifoulings, to which other coatings adhere poorly Excellent adhesion to existing, well-bonded coatings Fast drying – you can carry on working the same day Handy aerosol – no brushes, rollers or thinning; easily reaches awkward spots Compatible with all SEAJET antifoulings Areas of use Underwater hulls in GRP (fibreglass) and wood Small touch-ups and local antifouling renovation Hard-to-reach areas: around the skeg, rudder, propeller shaft, keel and through-hull fittings Technical data Contents: 400 ml aerosol Colour: silver Base: one-component acrylic resin Recommended number of coats: 3–4 Coverage: small areas; approx. 0.25 m² per can according to the seller Directions for use The surface must be clean, dry and free of grease, wax and salt. The existing coating must be undamaged and firmly bonded to the substrate. Sand it lightly and remove the dust. Shake the can vigorously for at least 2 minutes before use (until the ball rattles freely). Spray from a distance of approx. 20–30 cm in thin, even coats with overlapping passes. Apply 3–4 thin coats, allowing each one to become surface dry before applying the next. Once dry, apply the SEAJET antifouling of your choice. After use, turn the can upside down and spray until only gas comes out, so the nozzle doesn't clog. Tip Do not apply in direct sunlight, at low temperatures, in high humidity or onto a damp surface. For larger areas, the more economical choice is SEAJET 015 in a tin (0.75 l or 2.5 l), applied by brush, roller or spray gun. ⚠️ On bare aluminium, first apply an epoxy primer, e.g. SEAJET 117 Multi Purpose Epoxy Primer.

SEAJET 015 Underwater Primer One-component primer and barrier coat for the underwater hull SEAJET 015 Underwater Primer is a fast-drying primer based on a special acrylic resin, designed for preparing the underwater hull before applying antifouling. It is used as a barrier coat over unknown or incompatible antifoulings and over Teflon (PTFE) antifoulings, to which new coatings otherwise adhere poorly. It forms a tough yet flexible protective film that stands up well to seawater. Advantages Barrier coat between incompatible coatings – the solution when you don't know which antifouling was applied before Suitable over Teflon (PTFE) antifoulings Excellent adhesion to existing antifouling and to subsequent coats Fast drying – touch dry in 15–40 minutes Seawater-resistant – for salt, brackish and fresh water Compatible with all SEAJET antifoulings One-component – no mixing with a hardener Application area Underwater hulls made of GRP (fibreglass), polyester, wood and steel. On aluminium, an epoxy primer must be applied first. Suitable for boats with speeds of up to 40 knots. Technical data Colour: silver grey Pack sizes: 0.75 l / 2.5 l / 5 l / 20 l Coverage: approx. 7.5 m²/l (theoretical) Dry film thickness: approx. 40 µm per coat Drying: touch dry in 15–40 min, fully dry in 1.5–4 h (depending on temperature and coat thickness) Application: brush, roller or airless spraying Thinner: SEAJET Thinner A Shelf life: at least 3 years at 20 °C Recommended number of coats GRP / polyester: 1 coat (as a barrier coat over existing antifouling) Wood and steel: 3–4 coats Aluminium: first an epoxy primer (e.g. SEAJET 117), then SEAJET 015 Directions for use The surface must be clean, dry and free of grease, wax, salt and fouling. The existing coating must be intact and well bonded to the substrate – remove any flaking areas, lightly sand the surface and remove the dust. Stir the paint thoroughly before use. Apply in even coats by brush or roller. Thin with SEAJET Thinner A if necessary. Allow each coat to dry before applying the next. Once dry, apply the SEAJET antifouling of your choice. Tip Do not apply at low temperatures, in high humidity or onto a damp substrate. Drying times are longer at lower temperatures and with thicker coats. For small touch-ups and hard-to-reach areas, SEAJET 015 is also available as a spray (400 ml).

SEAJET 114 Propeller Primer – epoxy primer for propellers and drive parts Maximum adhesion to aluminium, alloys and bronze – outperforms conventional etch primers SEAJET 114 Propeller Primer is a clear two-component epoxy primer developed specifically for propellers, drive legs, outboard motors, shafts and trim tabs. Ordinary coatings adhere poorly to these parts and soon flake off – because of the smooth metal surface, high revs and cavitation. SEAJET 114 provides outstanding adhesion to aluminium, aluminium alloys and bronze and performs better than conventional etch primers. It is the ideal base for SEAJET 034 EMPEROR A antifouling, together with which it forms a reliable protection system for drive parts. It can be used above and below the waterline. Advantages Maximum adhesion to aluminium, alloys and bronze Better than etch primers Clear – preserves the look of the metal Ideal base for SEAJET 034 EMPEROR A antifouling For salt and fresh water, above and below the waterline High coverage – a small pack is enough for a drive and propeller Area of use Propellers, drive legs (Z-drive, sail drive), outboard motors, propeller shafts, trim tabs and other metal parts made of aluminium, alloys and bronze. Technical data Colour: clear Pack size: 0.25 l (base + hardener) Mixing ratio: 60 : 40 (by volume) – base : hardener Coverage: approx. 10–15 m²/l Dry film thickness: 25–35 µm (1 thin coat) Directions for use Preparation: remove all dirt, fouling and old coating from the parts. Sand bare metal with P80–P120 abrasive paper and factory-painted surfaces with P180. Remove dust and degrease. Mix the base and hardener thoroughly in a 60 : 40 ratio. Apply 1 thin, even coat. After approx. 10 hours (at 20 °C), apply antifouling, e.g. 2 coats of SEAJET 034 EMPEROR A. Tip Before application, mask off anodes, seals and any parts you do not want coated. Never paint zinc anodes. For the complete system in one pack, the SEAJET Triple Pack (114 Propeller Primer + 034 EMPEROR A) is available. Hazard labelling (GHS/CLP) Pictograms: GHS02, GHS05, GHS07, GHS08, GHS09 Signal word: DANGER H225 Highly flammable liquid and vapour. H226 Flammable liquid and vapour. H302 Harmful if swallowed. H304 May be fatal if swallowed and enters airways. H314 Causes severe skin burns and eye damage. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H318 Causes serious eye damage. H335 May cause respiratory irritation. H336 May cause drowsiness or dizziness. H341 Suspected of causing genetic defects. H361 Suspected of damaging fertility or the unborn child. H373 May cause damage to organs through prolonged or repeated exposure. H412 Harmful to aquatic life with long lasting effects. The labelling applies to both components together – see the label of each component for details.

SEAJET 117 Multipurpose Epoxy Primer – two-component epoxy primer Universal primer for GRP, steel and aluminium – above and below the waterline, with preventive osmosis protection SEAJET 117 is a high-performance two-component epoxy primer that forms the basis of almost every SEAJET coating system. It provides excellent adhesion, lasting corrosion protection for metals and, when applied in several coats, effective preventive osmosis protection on glass-fibre hulls. It is used below the waterline as a base for antifouling and above the waterline as a base for two-component topcoats. Its versatility makes it indispensable both for new builds and for refitting older boats. Advantages Universal – for GRP, steel, aluminium and wood Above and below the waterline Preventive osmosis protection – with 3–4 coats on GRP Excellent corrosion protection for steel and aluminium Outstanding adhesion and a tough, durable film Apply antifouling directly onto the still-tacky coat – no sanding Two colours to make it easier to check even coverage between coats Choice of colour Silver grey – recommended below the waterline (base for antifouling) White – recommended above the waterline (base for topcoats) Both colours have the same properties and can be alternated between coats, making it easier to check whether the surface is fully covered. Technical data Colours: silver grey, white Pack sizes: 0.75 l / 2.5 l / 5 l / 20 l (components A + B) Mixing ratio: 68 : 32 (by volume) – base : hardener Pot life: approx. 10 hours at 20 °C Coverage: approx. 10 m²/l per coat at 50 µm (theoretical) Film thickness: 100 µm wet / 50 µm dry per coat Application: brush, roller; spraying for professional use only Thinner: SEAJET Thinner E (0–5 %) Application temperature: at least 5 °C Shelf life: at least 3 years at 20 °C Drying times At 10 °C: Touch dry: 2 hours Fully dry: 24 hours Recoat with SEAJET 117: at least 18 hours Maximum recoat interval: unlimited At 20 °C: Touch dry: approx. 1 hour Fully dry: 12 hours Recoat with SEAJET 117: at least 8 hours Maximum recoat interval: unlimited Apply antifouling onto the last coat of SEAJET 117 while it is still slightly tacky – within 48 hours at the latest. If this time is exceeded, lightly sand the surface. Recommended number of coats GRP – as a base for antifouling: 1 coat GRP – preventive osmosis protection: 3–4 coats (total of at least 180 µm dry film) Steel and metal keels: 2–4 coats (total of at least 225 µm dry film) Aluminium: 1 coat of SEAJET 017 Epoxy Bonding Primer + 2–4 coats of SEAJET 117 Directions for use The surface must be clean, dry and free of grease, wax and salt. Degrease and sand GRP (P80–P120); grit-blast metals or sand them thoroughly back to bright metal. Remove dust. Stir component A well, add component B in the specified ratio and mix thoroughly again. Apply in even coats. Alternate silver grey and white to make checking easier. Within 48 hours, apply antifouling (below the waterline) or a topcoat (above the waterline) onto the last, still slightly tacky coat. Tip Do not apply at temperatures below 5 °C, in high humidity or onto a damp substrate – the substrate temperature should be at least 3 °C above the dew point. Mix only as much as you will use within the pot life. Hazard labelling (GHS/CLP) Signal word: WARNING Component A – base (silver grey): Pictograms: GHS02, GHS07, GHS08 H226 Flammable liquid and vapour. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H351 Suspected of causing cancer. H373 May cause damage to organs through prolonged or repeated exposure. H412 Harmful to aquatic life with long lasting effects. EUH211 Warning! Hazardous respirable droplets may be formed when sprayed. Do not breathe spray or mist. Component A – base (white): Pictograms: GHS02, GHS07, GHS08, GHS09 H226, H315, H317, H319, H351, H373, H411 Toxic to aquatic life with long lasting effects. EUH211. Component B – hardener: Pictograms: GHS02, GHS07, GHS08 H226 Flammable liquid and vapour. H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H373 May cause damage to organs through prolonged or repeated exposure. EUH208 Contains diethylenetriamine. May produce an allergic reaction.

SEAJET 117 Multipurpose Epoxy Primer – 400 ml spray Epoxy primer in an aerosol can – ideal for spot repairs above and below the waterline SEAJET 117 spray is a handy version of the popular SEAJET 117 epoxy primer, intended for small and spot repairs – gelcoat damage, scratches down to the substrate, keel repairs, metal parts or drives. There are no components to mix, no tools to clean and no large can to open – you apply the primer straight from the aerosol. The primer offers high coverage and outstanding adhesion, forms a permanently waterproof film that is impermeable to water vapour, and is abrasion-resistant. Below the waterline it acts as a barrier against water ingress and a base for antifouling; above the waterline it is a base for two-component topcoats. Advantages Handy aerosol – no mixing, brushes or tool cleaning Ideal for spot repairs and hard-to-reach areas Above and below the waterline Outstanding adhesion to GRP, gelcoat, steel and aluminium Impermeable to water vapour – protects against water ingress Abrasion-resistant and long-lasting High coverage Area of use Spot repairs to the hull below and above the waterline, gelcoat damage, keels, metal parts, drive legs, brackets, fittings. Substrates: GRP, gelcoat, steel, aluminium. Technical data Contents: 400 ml aerosol Colour: silver grey Coverage: approx. 0.5 m² at 80 µm (2 coats) Film thickness: 30–40 µm per coat Recommended number of coats: 2 Cleaning: SEAJET Thinner E Directions for use The surface must be clean, dry and free of grease, wax and salt. Degrease and sand GRP and gelcoat; sand metals back to bright metal. Remove dust. Protect the area around the repair with masking tape and plastic sheeting. Shake the can vigorously for at least 2 minutes before use. Spray from a distance of approx. 20–30 cm in thin, even coats with overlapping passes. Apply 2 coats; wait until the first coat is touch dry before applying the second. Once dry, apply antifouling (below the waterline) or a topcoat (above the waterline). After use, turn the can upside down and spray until only propellant comes out, so the nozzle does not clog. Tip For larger areas and preventive osmosis protection, SEAJET 117 Multipurpose Epoxy Primer in cans (0.75 l – 20 l) is more economical. Use only outdoors or in a well-ventilated area. Hazard labelling (GHS/CLP) Pictograms: GHS02, GHS07 Signal word: DANGER H222 Extremely flammable aerosol. H229 Pressurised container: may burst if heated. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H336 May cause drowsiness or dizziness. H412 Harmful to aquatic life with long lasting effects.

SEAJET Tie Coat – tie coat for the SEOSIL silicone system The essential intermediate layer that ensures silicone adhesion and determines the hull colour SEAJET Tie Coat is a one-component, fast-drying tie coat developed specifically for the SEAJET SEOSIL (Bioclean Eco) silicone foul-release system. Silicone does not adhere to the substrate or conventional coatings on its own, so Tie Coat acts as a bridge between the primer or old antifouling and the silicone, ensuring lasting adhesion and a long service life for the entire system. Since SEOSIL is transparent, Tie Coat determines the final hull colour. A major advantage is that it can be applied directly over existing, well-adhered antifouling – there is no need to remove the old coating. Advantages Ensures adhesion of the SEOSIL silicone coating Application over existing antifouling – no need to remove the old coating (if in good condition) Determines the hull colour – available in 4 colours One-component – no mixing and no pot life limit Fast drying – surface dry in just 40 minutes For all materials: GRP, wood, steel and aluminium (with the correct primer) Technical data Colours: white, black, dark blue (navy), red Pack sizes: 0.75 l / 2.5 l Coverage: approx. 15 m²/l per coat (theoretical, by roller) Film thickness: 100 µm wet / 30 µm dry per coat Application: brush, roller; spraying for professional use only Thinner: SEAJET Thinner A (15–25 %) Application temperature: air 5–35 °C, substrate at least 7 °C, humidity up to 85 % Shelf life: 2 years at 20 °C Drying times (at 20 °C) Surface dry: 40 minutes Fully dry: 4 hours Next coat of Tie Coat: after at least 4–5 hours (no maximum) Application of SEAJET SEOSIL: after at least 12 hours Coating system New GRP and steel: SEAJET 117 Multipurpose Epoxy Primer (silver) + 2 coats of SEAJET Tie Coat + 2 coats of SEAJET SEOSIL Wood: SEAJET 015 Underwater Primer + 2 coats of SEAJET Tie Coat + 2 coats of SEAJET SEOSIL Existing antifouling (in good condition): sand with P100 sandpaper + 2 coats of SEAJET Tie Coat + 2 coats of SEAJET SEOSIL Instructions for use The surface must be clean, dry and free of grease, salt and fouling. Sand existing antifouling with P100 sandpaper, remove any flaking areas and remove dust. Stir Tie Coat thoroughly before use and thin with SEAJET Thinner A (15–25 %). Apply 2 coats at an interval of at least 4–5 hours. After at least 12 hours, apply 2 coats of SEAJET SEOSIL. Tip Apply only to a dry, moisture-free substrate. Tie Coat is intended exclusively as a base for SEOSIL – on its own it does not protect against fouling. Safety labelling (GHS/CLP) Hazard pictograms are shown on the product page; read the label and safety data sheet before use.

Gelshield 200 is a fast-drying, easy-to-use epoxy primer that protects fibreglass against osmosis. It can be applied at temperatures as low as 5 °C, and its fast drying allows several coats to be applied in a single day. Fast-drying epoxy primer for osmosis protection International Gelshield 200 is a two-component epoxy primer developed specifically to protect polyester (GRP) boats against osmosis. It acts as an effective barrier against moisture penetrating the laminate and helps prevent osmotic damage, which can cause blistering and deterioration of the hull. The coating stands out for its fast drying and easy application, allowing several coats to be applied in one day. It can be used at temperatures from as low as 5 °C, making it suitable for a range of weather conditions and extended maintenance seasons. Gelshield 200 forms a durable epoxy protective layer with very good water resistance. For full osmosis protection, the manufacturer recommends a five-coat system giving a total of approximately 250 microns of dry film. The coating is widely used on new boats as a preventive measure and on older boats as additional protection against moisture ingress. It is available in green and grey, making it easier to check that each coat has been applied evenly. Once cured, it provides an excellent base for subsequent coatings and antifouling systems. Key features Two-component epoxy primer Protects GRP (polyester) boats against osmosis Fast drying and easy application Several coats possible in one day Can be used at temperatures from 5 °C Osmosis protection in five coats (250 μm) High resistance to moisture and water Available in green and grey Suitable as a base for antifouling coatings For use above and below the waterline Note: Before use, always check the manufacturer's latest Technical Data Sheet (TDS) and Safety Data Sheet (SDS) for exact instructions on application, thinning and surface compatibility.

Gelshield Plus is a densely cross-linked, solvent-free epoxy primer for osmosis repair systems. It contains no harmful solvents that could penetrate the hull and cause blistering to recur. High-build epoxy coating for osmosis treatment International Gelshield Plus is a two-component, high-build, solvent-free epoxy coating developed specifically for osmosis treatment on GRP (polyester) boats. It is designed to restore damaged laminates and to create an effective protective barrier against water penetrating the hull. The coating contains no harmful solvents that could penetrate the laminate and cause osmosis to return. Gelshield Plus forms a thick, waterproof protective layer with excellent barrier properties. With 100% solids content, it allows highly effective protective coats to be applied without the film shrinking as it cures. The system is designed as part of professional osmosis treatment and underwater hull refurbishment procedures. The product is available in blue and green, making it easier to check that each coat is applied evenly. When used correctly, it provides lasting protection for the laminate and reduces the risk of osmotic damage recurring. Key features Two-component epoxy coating for osmosis treatment Solvent-free High-build protective barrier 100% volume solids Very low water permeability Suitable for GRP (polyester) boats Helps prevent osmosis from recurring Blue and green versions for easier application control At least 150 microns dry film per coat Application by roller or brush Note: Always check the manufacturer's latest technical data sheet (TDS) and safety data sheet (SDS) before use for precise instructions on application, thinning and substrate compatibility.
B2BThis item is intended for B2B sales. International Intergard 7600 is a high-performance two-component pure epoxy universal primer/intermediate coat with very good anticorrosive properties and good abrasion resistance. It is designed for the professional protection of steel surfaces in demanding marine environments. As a universal epoxy primer, it is suitable for various areas of the vessel, including the outer hull and oil tanks. It can be applied at low temperatures down to –5 °C and offers good edge retention. Intergard 7600 is used as a universal epoxy primer or intermediate protective coat in professional coating systems, for both newbuilding and maintenance work. KEY FEATURES two-component pure epoxy coating universal epoxy primer/intermediate coat very good corrosion protection good abrasion resistance suitable for various areas of the vessel, including the outer hull and oil tanks good edge retention can be applied at low temperatures down to –5 °C suitable for demanding marine environments and professional coating systems AREAS OF USE Intergard 7600 is designed for the professional protection of steel surfaces where effective corrosion protection and good resistance to mechanical stress are required. outer hull various interior areas of the vessel decks and steel structures oil tanks mechanically prepared shop-primed surfaces other properly prepared steel surfaces in marine environments APPLICATION Before application, surfaces must be properly prepared, clean, dry and free of contaminants. The recommended application method is airless spray. Smaller areas can be coated by brush or roller. Use only International GTA220 for thinning and equipment cleaning. For surface preparation, choice of equipment, application temperatures, drying times and overcoating intervals, always follow the current International Technical Data Sheet (TDS). COMPATIBILITY Intergard 7600 is used as the primer in System A (together with Intergard 263 and Interspeed 6400 / Interswift 6800HS) or in System B (together with Intersleek 737 and Intersleek 1100SR). For even higher resistance to mechanical damage, Intershield 300 ENA aluminium is available, and for higher volume solids, Intergard 7500 aluminium. IMPORTANT Intergard 7600 is a professional two-component epoxy coating. Part A and Part B form a single system and must be used in the specified mixing ratio of 3 : 1. Technical data may vary depending on colour, area of use, coating system and application conditions. Always check the current technical and safety data sheets before use.

Interprotect is a premium two-component primer. Suitable for polyester, vinylester, epoxy, steel, aluminium, ferro-cement and wooden hulls, for surfaces above and below the waterline. Fast-drying epoxy primer for corrosion protection and adhesion of antifouling systems International Interprotect is a two-component epoxy primer designed for high-performance protection of steel, aluminium, wood and other suitable substrates in the marine environment. It provides excellent corrosion protection and good abrasion resistance, and acts as an effective tie coat for subsequent protective and antifouling systems. Thanks to its fast drying and easy handling, it is suitable for new builds, refits and routine boat maintenance. It can be used above and below the waterline and gives strong adhesion to properly prepared surfaces. Its epoxy formulation creates a durable protective barrier against moisture, seawater and corrosive influences. Interprotect is widely used as a primer under antifouling systems and to protect metal substrates against corrosion. With its good resistance to abrasion and scratching, it delivers long-lasting protection even in demanding marine conditions. It is suitable for steel, aluminium, galvanised surfaces, lead and wood, and is a key part of many professional protective systems for boats. Key features Two-component epoxy primer Excellent corrosion protection Fast drying time Good resistance to abrasion and scratching Acts as a tie coat for antifouling systems Suitable for steel, aluminium, wood and galvanised surfaces For use above and below the waterline Suitable for new builds and maintenance Easy application by brush or roller High-performance epoxy protection Note: Always consult the latest manufacturer's Technical Data Sheet (TDS) and Safety Data Sheet (SDS) before use for detailed instructions regarding application, dilution and surface compatibility.

This item is intended for B2B sales. International Intershield 300 is a premium two-component, abrasion-resistant epoxy universal primer with aluminium pigment, and the industry standard for the most demanding long-term corrosion protection of steel surfaces. Formulated on proprietary polymer technology, it allows fast curing and overcoating even at low temperatures. It stands out for its exceptional resistance to mechanical damage (abrasion), which reduces the risk of subsequent corrosion from impacts, scratches and wear. Its aluminium pigment (up to 10 % of dry film weight) provides an additional barrier against the spread of corrosion on steel and improved resistance to cathodic disbondment. Intershield 300 is used as a universal primer on all areas of the vessel – underwater hull, decks, superstructure and tanks – for both newbuilding and maintenance work, with more than 30 years of proven performance in the industry. KEY FEATURES two-component pure epoxy coating with aluminium pigment exceptional abrasion resistance and long-term corrosion protection industry standard with more than 30 years of proven performance fast curing, can be applied at low temperatures down to –15 °C (down to –20 °C in certain locations) suitable for use with cathodic protection suitable for potable water tanks (BS6920:2000 certification) suitable for newbuilding and maintenance work suitable for demanding marine and offshore environments AREAS OF USE Intershield 300 is designed for the most demanding professional protection of steel surfaces, where high resistance to mechanical damage matters as much as corrosion protection. underwater hull exterior superstructure and decks offshore structures and platforms water ballast tanks, storage tanks and potable water tanks mechanically prepared shop-primed surfaces or bare steel APPLICATION Before application, surfaces must be properly prepared, clean, dry and free of contaminants, abrasive blasted to Sa 2½ (ISO 8501-1:2007) or at least Sa2/SSPC-SP6 (for non-immersed surfaces). The recommended application method is airless spray with a 0.66–0.79 mm tip at a pressure of at least 211 kg/cm² (3000 psi). Smaller areas can be coated by brush or roller (several coats may be required). Use only International GTA220 for thinning and equipment cleaning (or GTA822 for cleaning). Thinning is usually not required. For surface preparation, choice of equipment, application temperatures, drying times and overcoating intervals, always follow the current International Technical Data Sheet (TDS). COMPATIBILITY Intershield 300 is used as the primer in System A (together with Intergard 263 and Interspeed 6400 / Interswift 6800HS) or in System B (together with Intersleek 737 and Intersleek 1100SR). Where the highest level of resistance to mechanical damage is required (e.g. ice conditions, harbour operation, offshore structures), Intershield 300 is the first choice over Intergard 7500 or Intergard 7600. IMPORTANT Intershield 300 is a professional two-component epoxy coating. Part A and Part B form a single system and must be used in the specified mixing ratio of 2.5 : 1. Technical data may vary depending on colour, area of use, coating system and application conditions. Always check the current technical and safety data sheets before use.

One-component primer/undercoat for above-waterline surfaces One UP is a one-component primer/undercoat designed for use above the waterline in combination with International's one-component topcoats and deck paints. Simple yet effective – it makes painting easy even for DIY boat owners, without compromising the appearance or protection of the substrate. International One UP is a primer and undercoat in one product, designed to prepare above-waterline surfaces of boats for one-component topcoats. It creates an exceptionally smooth base that sands easily, so the topcoat achieves a finer, more even finish. It is suitable for steel, aluminium, galvanised steel, polyester (GRP), epoxy and wood – on superstructures, cockpits, cabins, decks and other surfaces above the waterline. Being easy to use, it suits both professionals and boat owners who carry out their own maintenance. Key features One-component primer and undercoat in one For use above the waterline only Exceptionally smooth base, easy sanding For steel, aluminium, galvanised steel, GRP, epoxy and wood Compatible with International one-component products: Toplac, Toplac Plus, Super Gloss HS, Interdeck, Danboline, Bilgekote and Watertite Easy application by brush or roller Colours: white and blue-grey Recommended number of coats GRP: 2 coats Steel and aluminium: 3 coats Wood: 4 coats Technical data Coverage: approx. 9 m²/L per coat Minimum temperature (product, air and substrate): 5 °C Thinner: International Thinner No. 1 or Thinner No. 100 (up to 10 % if required) Important: One UP must not be overcoated with two-component (2K) solvent-based products – it is compatible only with one-component topcoats and deck paints. Note: Always consult the latest manufacturer's Technical Data Sheet (TDS) and Safety Data Sheet (SDS) before use for detailed instructions on application, dilution and substrate compatibility.

Primocon is a fast-drying, one-component primer for use below the waterline before applying antifouling. It is intended for wooden, steel, aluminium, cast-iron and lead keels. Universal tie coat and protective primer for underwater surfaces International Primocon is a one-component fast-drying primer designed to protect underwater surfaces and improve adhesion between existing coatings and new antifouling systems. It acts as an effective tie coat between different types of coatings and helps ensure the long-term durability of the protective system. Primocon is widely used as a tie coat between old and new antifouling coatings and as a protective layer on metal substrates below the waterline. It is suitable for wood, steel, cast iron, lead and other properly prepared surfaces. Its aluminium pigments provide additional corrosion protection and enhance the protective properties of the whole system. The coating lets you move on with the job quickly and is an ideal base for most International antifouling coatings. Being easy to use, it is a popular choice for routine maintenance of leisure and professional vessels. Key features One-component tie coat and protective primer Improves adhesion of antifouling coatings Suitable for underwater surfaces Contains aluminium pigments Additional corrosion protection Fast drying Suitable for wood, steel, cast iron and lead Acts as a tie coat between coatings Easy application by brush or roller For use below the waterline Note: Always consult the latest manufacturer's Technical Data Sheet (TDS) and Safety Data Sheet (SDS) before use for detailed instructions regarding application, dilution and surface compatibility.

Propeller Primer is a fast-drying one-component primer specially designed for use on propellers, outdrive legs and rudders. Propeller Primer offers excellent adhesion thanks to its dual-action adhesion technology. Combined with International antifouling, it forms a unique coating system that withstands hydrodynamic and cavitation forces, protecting propellers and underwater metal surfaces against fouling. primer for propellers and underwater metal parts International Propeller Primer (red) is a one-component etch primer specially developed to improve the adhesion of protective coatings on propellers, stern drives, outboard engines and other underwater metal surfaces. It is intended as the first coat in protection systems for metal parts below the waterline. Its special formulation ensures excellent adhesion to aluminium, bronze, stainless steel and other properly prepared metals. The coating forms a thin yet effective tie layer that improves the durability of subsequent coats, even in demanding marine conditions. Thanks to its fast drying, work can continue quickly with the application of compatible protective coatings, such as protection systems for propellers and underwater metal components. The red colour also makes it easier to check that the coat has been applied evenly. Key features One-component etch primer Red colour for easier application control Improves adhesion to metal surfaces Suitable for propellers and stern drives For aluminium, bronze and stainless steel Fast drying Excellent base for subsequent coats Suitable for underwater metal parts Part of antifouling protection systems 0.25 litre pack Note: Before use, always check the manufacturer's latest technical data sheet (TDS) and safety data sheet (SDS) for detailed instructions on application, thinning and surface compatibility.

Epoxy protective coating for osmosis and corrosion protection VC Tar2 is a two-component epoxy primer providing premium osmosis protection for polyester (GRP) boats and anti-corrosion protection for steel and alloys on surfaces below the waterline. It creates a waterproof barrier for osmosis prevention and post-osmosis repair. International VC Tar2 is a two-component epoxy protective coating designed to protect the underwater hull of boats against water ingress, osmosis and corrosion. It is used as a protective barrier on polyester (GRP), steel, aluminium and other alloy boats and on lead keels, while also serving as an effective base for antifouling systems. The coating forms a hard, waterproof epoxy layer with very good resistance to moisture and seawater. Thanks to its high protective performance, it is widely used as preventive protection on new boats or as part of osmosis repair on older hulls. VC Tar2 offers excellent adhesion to properly prepared substrates and allows an effective protective barrier to be built up in several coats. Once cured, it is the ideal base for antifouling coatings. Key features Two-component epoxy protective coating For osmosis and corrosion protection Suitable for GRP, steel, aluminium and lead Not suitable for wood For use below the waterline only High resistance to water and moisture Excellent adhesion to properly prepared substrates Suitable for new builds and repairs Compatible with antifouling systems Colours: off white and black – alternating coats make application easier to control Apply by roller, brush or spray Recommended number of coats GRP osmosis protection: 3–5 coats GRP osmosis repair: 7 coats Steel, aluminium and alloys: at least 4 coats Lead: at least 3 coats Technical data Mixing ratio: 7 : 1 (by volume) Thinner: International VC General Thinner (max. 5%) Do not use at temperatures below 5 °C Note: Before use, always check the manufacturer's latest Technical Data Sheet (TDS) and Safety Data Sheet (SDS) for exact instructions on application, thinning and substrate compatibility.
