These products are specialists in repairs in wet and underwater environments and situations.
Syntho-glass is a resin-impregnated, woven fiberglass cloth which is activated by water, either salt or fresh. It is ideal for repairs in all offshore environments, including pipe repairs and emergency hull repairs. It can be applied underwater. All US Coast Guard and US Navy vessels are required to carry stocks of Syntho-glass.
PR2100KC is a tough-as-nails, corrosion-resistant, kevlar-reinforced epoxy that can be applied underwater.
For small to mid-sized repairs, you might also want to check out AquaMend from our Putty Sticks range.