Airmax ProAir 4 Complete Diffuser

  • Maximum Circulation
  • Low Maintenance
  • Made in the USA
  • 5 Year Warranty



Airmax Complete ProAir Weighted Diffusers work well in shallow water ponds to create maximum oxygen circulation. The innovative sled plate design keeps diffuser sticks submerged while maintaining an upright position during installation. Each complete diffuser features a check valve to prevent back pressure on the compressor and PTFE non-stick 6″ long membrane diffuser sticks to provide the synergy of air stones while being virtually maintenance-free.


ProAir 2 Manual

ProAir 4 Manual

Tech Specs

ProAir 2

ProAir 4

Airmax Aeration Application SolarSeries
Shallow Water Series
Shallow Water HP Series
Diffuser Size 14.75″L x 8″W x 3.75″H 19″L x 19″W x 5″H
Included Membrane Diffuser Sticks (2) PTFE Non-Stick 6″L Sticks (4) PTFE Non-Stick 6″L Sticks
Included Check Valve (1) .750 NPT Assembly (1) .750 NPT Assembly
Warranty 5 Years 5 Years
Airmax Part Number 490354 510166

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