GC Tek AlphaONE 3" Filter with 3" Unions and Tubing Ultraviolet these diffusers produce slightly larger

these diffusers produce slightly larger air bubbles than airstones

SKU UPC Code Description 98464 742575984643 100 Bio-Balls with Media Bag

This is a great way to mount a water fill valve in a pond without a skimmer

Then hook up the inlet of the pump to the line coming in from your pond

GC Tek AlphaONE 3" Filter with 3" Unions and Tubing Ultraviolet these diffusers produce slightly largerShips directly from the manufacturer, typically in 2 4 weeks. Ships freight, which extends shipping time and requires you to be present at delivery. Trucking company will call to schedule appointment. The AlphaONE 3" filters from Grand Champion Technologies (GCTek) features large 3" piping and unions to lower friction loss in these filters. AlphaBioONE Filter Media The real secret behind the AlphaONE filters is the AlphaBioONE filter media. While