This clever sealer will allow you to repair cracks/holes etc or bond items to your pond/aquarium/tank underwater and is safe for fish! Being non-toxic, solvent and isocyanate free there is no need to drain your pond or disturb your fish any more in order to make a repair! With the strength of 4 times a normal silicone sealer it will bond almost anything to anything including drains, gutters, tanks, boats, rockery, coral, decking, concrete (please note, if applying to concrete, a PVA or concrete primer will be needed prior to application to seal any loose surfaces), wood, PVC, glass etc.

• Seals Leaks in Ponds, pools, spa’s or filter boxes
• Pressurized to get into tight spaces
• No need to drain pond or water feature
• Underwater Sealant in Black
• Starts to work instantly and will continue to cure over 24 hours
• Cure times vary between colours and the amount applied.

Note: All colour, weight and dimensions are approximate.