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PA Replacement Diaphragm

  • 1199


  • These replacement diaphragms fit both PA 2 and PA 4 models. 
    • PA 2 models have (1) diaphragm.
    • PA 4 models have (2) diaphragms.
  • Diaphragms should be replaced every 1 to 2 years or as needed. 
  • Consider replacing your air stones as well to get the maximum air flow into your pond.
  • Includes written instructions on how to replace the diaphragm -- or just watch our video below!

Watch the video below to see how to replace your pond aerator diaphragms!

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