MarineFlex high performance adhesive sealant can be used on boats, pools & spas, where you need a waterproof seal or bond, even under water* 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 waterline
  •  No primer required
  •  Shock absorbing & vibration dampening
  •  Solvent & isocyanate-free
  •  Sand able when fully cured
  •  Powered by Sil-X advanced polymer technology
  •  10-year water tight seal guarantee above the waterline**

Use on

Metal, Glass, Ceramic tiles, sealed/Painted timber or concrete, fibreglass, most  plastics


Black & White


410g Cartridges