EasyPro Air Diffuser Manifolds
Our air diffuser manifolds allow you to hook up several air diffusers to a single air line. Include a check valve to prevent ...
EasyPro Membrane Diffusers Assemblies
Underwater Warehouse offers a membrane air diffuser assembly that features a hollow base that can be filled with sand or gravel. This eliminates the need ...
EasyPro Membrane Diffusers
Membrane diffusers are a great alternative to airstones in many aeration applications. Membranes have hundreds of "I" slots that open as air pre ...
Alumina Air Stones
EasyPro Alumina Air Stones provide excellent aeration for Koi ponds and water gardens at a fraction of the cost of other diffusers on the market today! Th ...
Tubular Diffuser
Tubular membrane diffusers are 24" long, 21/2" in diameter and have 8,400 bubble producing slots Rated for up to 7 CFM
EasyPro Rubber Air Diffusers
An excellent choice for pond and water garden aeration since they actually produced more circulation and water movement.
Matala Air Diffusers
Matala Lake Aeration Diffuser Bases are designed to keep the air discs up off the mud bottom of a lake. The MDB24 comes complete with four 9&qu ...
Great Lakes® 6-Diffuser Manifold
Usually recommended in 8' to 40' of water and requires 3–7 cfm. S1 underlay (included) prevents sediment erosion and suspen ...
Great Lakes® 8-Diffuser Manifold
The MOAD ("Mother of All Diffusers"). Use this for the really deep lakes. Requires 6–10 cfm and it has a 5/8" hose barb inlet. Includ ...
Air Diffusers and Air Stones

Air Diffusers & Manifolds are a very convenient, and necessary method of distributing air to where it is required, and manifolds also enable you to control the air supply.
Air Diffuser Skids: These assembly includes 6" air diffusers, a underlay plate (to keep diffuser out of mud) and a check valve to prevent water from backing up into the airline. Standard air hose fitting is 1/2".
- 2 Stone Diffuser - This assembly includes two 6" long air diffusers, Maximum air flow is 1 CFM for this diffuser.
- 4 Stone Diffuser - Typically used where the depth is less than 8' or in smaller ponds with smaller compressors. Requires 1.5 to 2.4 CFM.
- 6 Stone Diffuser - Usually recommended in 8-40' of water and requires 3.0 - 7 CFM.