Atlantic Water Gardens Black Silicone Pond Sealer

Atlantic Water Gardens' Black RTV Silicone is used to create a watertight seal where liner is attached to filtration components for waterfalls, ponds, water gardens, spillways and pond-free water features. Permanently flexible RTV Silicone used in conjunction with Atlantics molded inserts, liner retention flanges and stainless steel hardware ensures a watertight connection every time. Available in two sizes for any size water feature project, a 2.8-ounce squeezable tube and 10.3-ounce cartridge.