Aquascape Silicone Sealant

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Aquascape Black Silicone offers superior adhesion to most surfaces including plastic, rubber, rock, concrete, masonry, metals, and more. A premium neutral-cure RTV silicone, it can be used to form a water-tight seal on your Aquascape Skimmer and Biofalls filter. It can also be used as a sealant between your fish-grade liner and the Skimmer faceplate or Biofalls snout.