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The Quick Sink, weighted air diffusers are designed to be placed  at the bottom of a pond or lake. The self-weighted design eliminates the need for gravel and reduce installalation time.


The product assembly features round rubber (EPDM) membrane diffusers with thousands of holes which produce small air bubbles that create circulation to help aerate the water.


    Single Membrane Quick Sink Diffuser

      • Weight: 9 lbs
      • Dimensions: 19.25" x 14.5" x 4.25"
      • Self-weighted, powder coated steel base
      • Hardware included for fast and secure installation
      • Inlet air fittings (fits 3/8", 1/2" or 5/8" tubing)
      • Unique barbed fittings with built-in check valves to keep water out of tubing
      • Single head handles airflow from 0.8 to 3 CFM
      • 3/4" MPT inlet on diffuser head
      • Stainless steel hose clamps 
      • Designed for fresh water applications
      • Hardware included
      • 5 Year warranty
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