Biocide-free Underwater Coatings

SEAJET SEOSIL RX is a biocide-free, silicone foul-release coating for use on underwater hulls. Provides long term protection against fouling in both fresh and salt water environments. Fouling may loosely attach but is easily removed by water movement or washing (sponge). To be used on fast and active boats.

SEAJET 114 PROPELLER PRIMER is an epoxy primer that maximises adhesion to aluminium and alloys. It offers superior performance to etching primers and can be used above and below water, on stern gear, outboard legs, propellers, trim tabs etc.

SEAJET SEOSIL RX PRO is a biocide-free, silicone foul-release coating for use on underwater hulls. Provides long term protection against fouling in both fresh and salt water environments. Fouling may loosely attach but is easily removed by water movement or washing (sponge). To be used on any kind of boat.

SEAJET CLEAR COAT is a foul-release coating for use on underwater lights, transducers and bow thrusters. Provides long term protection against fouling in both fresh and salt water environments. Fouling may loosely attach but is easily removed by water movement or washing (sponge).

Provides long term protection against fouling in both fresh and salt water environments.
Fouling may loosely attach but is easily removed by water movement or washing (sponge).


Seajet 021 is a biocide-free, erodible underwater coating. The unique resin makes the coating refresh layer after layer. This ‘soap’ mechanism makes it difficult for fouling to stick.

Need help?
Take a look at our FAQ or use our product finder. The Boat painting Guide provides tips on processing. You can download our Seajet product guide with all the information as a PDF.
Discover Seajet’s biocide-free product range, ideal for DIY applications. Our easy-to-apply 1-component coatings have extended pot lives and can be applied over existing coatings, including those containing Teflon. The Seajet Bioclean Eco system uses advanced silicone elastomer technology for a self-cleaning surface that is easy to clean even at low speed. For underwater applications, Seajet 021 Eko offers a self-polishing, biocide-free solution, while SEAJET 2300 HARD COATING with its hard polyurethane formula provides optimum protection even at speeds up to 70 knots.

