Quick Sink, self-weighted air diffuser assemblies are designed to be placed at the bottom of a pond or lake. The self-weighted design eliminates need for gravel and reduces installation time. The Quick Sink diffuser assembly features round rubber (EPDM) membrane diffusers with thousands of holes which produce small air bubbles when suppli
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Double diffuser
My catfish were coming up with sores on them. I had 4-12” fish sticks being pumped by a Thomas pump in the pond. When I pulled those 4 out and replaced it with just one of these, I noticed a big change in my fish. The sores are healing!!! So I ordered a second 2-diffuser and wow the difference. Don’t hesitate if you have a big enough pump!!!!