Sodium Bentonite Clay Pond Sealer price per ton
Granular Sodium Bentonite Clay for ponds . One 2,000 lb sack = 28 cubic feet. Bentonite clay is a natural expanding clay sealant that when exposed to moisture can expand 15X or more creating a very effective pond sealant when applied correctly.. Bentonite is packaged in bulk sacks with a bottom drawstring port for easy emptying and four lifting loops at the top of the sack.