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Each scoop treats 48
This check valve installs on the inlet side of the rotary vane compressors
These strains of beneficial bacterial lower the ammonia levels (which are toxic to fish)
As the water flows upward
place the tank sprayer's tip beneath the water's surface
DreamPond Koi Toilet I Bottom Drains Size:3" KoiToilet 1 with Diffuser Each scoop treats 48Koi Toilet I Bottom Drains are a versatile and complete solution for aerated Koi pond bottom drains, with a sweep bottom design that eliminates trapping debris. Full 4" height over horizontal discharge pipe 3 4" air supply connection at the bottom through the center column (SLIP Connection for 3 4" rigid or flexible PVC). Diffuser on both sizes has recommended air flow rate of 25Lpm 40Lpm Screws are fully embedded in large and strong screw pockets
