Gold Label Pond & Aquarium Sealer, 290ml Black Aquascape Improves dissolved oxygen levels and

Improves dissolved oxygen levels and reduces biological oxygen demand

Its ergonomic form makes cleaning simple and efficient and is compatible with freshwater and saltwater aquariums

678 gallons ALGA32 097121204004 32oz 11

Filter O-Ring

Gold Label Pond & Aquarium Sealer, 290ml Black Aquascape Improves dissolved oxygen levels andGold Label Black Pond & Aquarium Sealant is powerful underwater sealer that can be used to bond all surfaces in all types of ponds and water features. No need to drain the pond just clean the surface to be sealed! Allow 24 hours to cure. Safe for fish when cured. Solvent free and isocyanate free Bonds to butyl rubber, vinyl, glass, ceramic, stone, concrete, wood and more