SELSIL Aquarium Silicone Sealant Black, 10.14 Fl oz, Safe for Fish, Solvent Free, Ozone Resistant, for Fresh and Saltwater, High Elasticity and Strong Bond (1 Pack)

AQUARIUM-SAFE FORMULA. Made from 100% silicone polymer, Selsil Aquarium Silicone Sealant Black is completely safe for fish, plants, corals, and other aquatic life. It is free from solvents, and harmful additives, making it suitable for both freshwater and saltwater aquariums. Manufactured to meet ISO 11600 – F & G – 25 LM standards for professional aquarium use.

STRONG ADHESION ON GLASS & NON-POROUS SURFACES: This black acetoxy silicone sealant delivers excellent, primer-free adhesion to glass, aluminum, glazed ceramic tiles, and other non-porous surfaces. Designed specifically for glass bonding applications, it creates a permanent seal ideal for aquarium construction and repair.

FLEXIBLE, CRACK-FREE & PERMANENT SEAL. Once cured, this aquarium silicone forms a highly elastic, flexible, and crack-free bond that resists shrinking, pulling, or separation. It maintains long-term performance under water pressure, temperature changes, and constant humidity, ensuring a reliable waterproof seal.

UV, OZONE & WATER RESISTANT FOR LONG-TERM USE: Engineered for durability, Selsil Black Aquarium Silicone is UV resistant, ozone resistant, and waterproof. It maintains elasticity in both high and low temperatures, making it suitable for long-term aquarium and enclosure use without discoloration or degradation.

MULTI-PURPOSE FOR AQUARIUMS, TERRARIUMS & MORE: Ideal for building and repairing aquariums, sealing seams, stopping leaks, and securing decorations. Also suitable for terrariums, vivariums, and other glass-to-glass bonding applications where a black, professional-grade silicone sealant is required.