Capt. Tollys Creeping Crack Cure 60 ml

This penetrating co-polymer sealant is formulated to be so thin that by using capillary action it can find its way inside fine cracks and set to a clear flexible seal. Use on wood, rubber, glass, metals, fiberglass, lexan, ceramic, and concrete. Seals leaking windows and other hidden leaks. 60 ml tube.