Savio Black Foam

Expanding black foam simplifies water feature and waterfall creation. Directs water flow over rocks by filling in cracks and voids. Can be used to secure stone edging and contain gravel on bog shelves. Black color blends with pond liner and rocks. Dries Fast! Lasts Longer! Ready to trim within one hour. Closed cell formula will not harden or shrink. Each can delivers approximately 750 cubic inches of cured foam (1/2" diameter bead would be over 500' long).