Membrane air diffuser assemblies feature round rubber membrane with thousands of holes which produce small air bubbles when supplied with air from an on shore compressor. These bubble rise to the surface and create circulation that helps destratify and aerate the water body.
Membrane air diffusers assembly that features a hollow base that can be filled with sand and gravel.
Eliminates the need for bricks and straps to get the diffuser to sink!
3/4" female threaded outlet located in the base of each diffuser, 1/2" barbed tubing adapter included.
Built-in check valve, prevents backflow of water up airline
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