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Membrane Diffuser Assemblies – Quad Diffuser

SKU EPMD4 Category



EPMD4 Membrane Diffuser Assemblies – Quad Diffuser

Quad Membrane Diffuser Assembly

  • Molded base allows for strain relief clamp (included) to secure tubing onto base
  • Hollow base can be filled with sand or grave
  • Eliminates the need for bricks and straps to get the diffuser to sink
  • Low head pressure loss
  • Inlet air fittings (included) accepts 3/8″, 1/2″ or 5/8″ tubing
  • Quad head handles airflow from 3.2 – 12 cfm
  • 3/4″ female threaded outlet located in the base of each diffuser head
  • Low maintenance rubber membrane diffusers produce fine bubbles for maximum lift and oxygen transfer efficiency
  • Available in both a single, dual and quad head assemblies
  • Five year warranty


Recommended Air flow 3.2 to 12 cfm
Weight 10
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