Seachem Silicone Aquarium Sealant - Clear Cardinalfish Featuring two gauges

Featuring two gauges

or heavy metals

and its solid

They thrive in mature aquariums with excellent water quality and benefit from supplemental foods such as powdered invertebrate diets

Seachem Silicone Aquarium Sealant - Clear Cardinalfish Featuring two gaugesSilicone Aquarium Sealant creates a clear waterproof seal to stop and prevent leaks. It employs the same strength silicone used to manufacture new aquariums, to deliver an easy to apply, long lasting bond. Silicone Aquarium Sealant remains permanently flexible and will not crack or shrink over time. Non toxic and safe for use on freshwater and saltwater aquariums. 3 oz