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These airstones break the air flow into small air bubbles to increase the surface area and optimize transfer rate of oxygen into the water
during the warm summer months the diffuser should be at half depth
Throw it out from a dock or shoreline and retrieved using the 25' rope and a shorter handle
The BioSmart Gravity Filters are a multistage mechanical and biological filtration system in a compact package
A 5 lb box treats 18
Vinyl Reinforced Clear Tubing Size:TVR70 - 1/2" I.D These airstones break the airDescription Synthetic, fiber reinforced, food grade tubing preferred for its kink resistance, high pressure rating and flexibility. Tough, flexible, polyvinyl tubing has excellent clarity, is odorless and non toxic. Temperature range 48 to 160F. Note: Vinyl tubing is not recommended for use with pure oxygen or ozone. Comes is 50' coil. Specs Sizing Inside Diameter Outside Diameter Wall Coil Max Pressure at 90oF TVR40 1 4" 0. 380" 0. 060" 50' 120 psi