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Aquarium Water Treatments - Seal/Fix Aquarium Silicone Sealant - Clear - 100% Fish-Safe Silicone for Freshwater & Saltwater Tanks, Waterproof, Non-Toxic, Flexible Bonding for Glass, Leak Repair & Decoration (10.1 fl oz, 1 Pack)

Features

Safe for Fish & Aquatic Life: Formulated without solvents, additives, or fungicides, Seal/Fix Aquarium Silicone ensures a safe underwater environment. Trusted by professionals and hobbyists for creating and repairing aquariums.

Durable & Leak-Proof Seal: Our waterproof aquarium sealant delivers a strong, elastic hold that prevents cracks and shrinkage. Perfect for sealing glass seams, patching leaks, or attaching tank accessories securely.

Fast Curing & Easy to Apply: Seal/Fix cures quickly when exposed to air—skin forms within minutes, full cure in 24 hours. Designed for efficient application, with a smooth finish and minimal wait time before re-filling your tank.

Multipurpose Use, Crystal Clear Finish: This transparent silicone is ideal for aquariums, terrariums, and vivariums. Use it to repair, seal, or affix decorations on non-porous surfaces like glass, tiles, and metal — without affecting your tank’s aesthetics.

Built to Withstand the Elements: Flexible in extreme temperatures and resistant to UV, moisture, and ozone exposure. Whether you’re sealing a warm saltwater tank or a cold freshwater setup, Seal/Fix keeps your aquatic habitat protected.

Disclosure: I get commissions for purchases made through links in this website