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3.2" Cylinder Air Diffuser

Product code: 4690

Availability: In stock

Ships tomorrow if ordered in the next 18 hours and 41 minutes!

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3.2" Cylinder Air Diffuser

They produce a bubble size of 1-2mm  and require a higher pressure.

They have a molded aquere rubber support on each end that supports and protects them from tank bottoms and protects the tank or liner from the diffuser. They fit both 3/16" and 1/4" tubing and are 1.2" diameter.


These diffusers are made from alumina that is heat-bonded.

They have a molded square rubber support on each end that protects the diffuser from abrasives.
They fit both 3/16" and 1/4" tubing.

  • Model: AD32
  • Length: 3.2"
  • CFM: .3
  • AES: 5.0
  • Diameter: 1.2"


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  1. Super fine bubbles. Review by Kirk
    Product Rating:

    Solid construction and puts out lots of fine bubbles. Worth the cost. I recommend these to friends. (Posted on 5/7/2019)

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6.95 In stock