Add to Cart Evercoat Evercoat Foam-It Flotation Kit 1/2 Gallon 105612 $334.29 $203.60 Evercoat Foam-It Flotation Kit 1/2 Gallon 105612Quick curing, 2 pound density foam used for flotation, insulating and filling. Must be mixed 1:1 equal parts. Foam expansion rate is approximately 25:1. Calculate the size of the cavity to be filled to... $334.29 $203.60 Add to Cart