Selleys MarineFlex delivers a waterproof seal for joints & gaps, even under water*. Suitable for boats, pools & spas.

MarineFlex high-performance adhesive sealant can be used on boats, pools & spas, where you need a waterproof seal or bond, even underwater* It can be applied & will cure under water – no need to drain your pool or spa. Compared to traditional polyurethanes it provides a more durable seal & bond with superior UV resistance.

Salt, fresh & chlorinated water (pools/spas)^
Above and below the waterline
No primer required
Shock absorbing & vibration dampening
Solvent & isocyanate free
Sandable when fully cured
Powered by Sil-X advanced polymer technology

#Not suitable for PP, PE or PTFE

*critical seals/repairs underwater should be regularly checked & repaired if required. Not for polycarbonate and Perspex underwater

^Gelcoat must be lightly sanded prior to product application

Where can this product be used?
Suitable for boats, pools & spas^

What materials is this product suitable for?
Ceramic Tiles
Sealed/painted timber & concrete
Most plastics# (pre-test before use)


SKU 9300697127419
Barcode # 9300697127419
Brand Selleys
Shipping Weight 0.5000kg
Shipping Width 0.100m
Shipping Height 0.100m
Shipping Length 0.100m
Shipping Cubic 0.000030000m3

boat fixed works superb

By: on 21 February 2019
Used it for my boat lining, fixed and back in the water,. Easy to caulk. I had some left for emergencies

Write a product review

We Also Recommend

More From This Category