Tetra Black Foam Waterfall Sealant is a 12 oz can that easily applies to help seal gaps in your waterfall. The Black Foam Waterfall Sealant is crucial for any new pond waterfall construction or to keep for maintenance. Size: 12 oz
Beckett's Waterfall Foam Sealant comes in an easy to use dispenser tube, is fish safe, the black color allows for easy hiding, and it seals gaps under stones forcing water over the top. Size: 12 oz