100% silicone aquarium sealant is easy to apply to stop leaks. The high-strength silicone creates a permanent water-tight seal that will not crack or shrink. It's formulated to be non-toxic, making it perfect for use on all aquariums.
Waterproof seal stops leaks
Permanently flexible; does not crack or shrink
Easy to apply long-lasting bond
100% Non-toxic silicone for use on freshwater or saltwater aquariums
Black silicone color - also available in clear silicone