Replacement Parts for ProEco BF Series Bio-Flow Gravity Filters BF5000 BF-5000 BF10000 BF-10000 Amish Handmade promote or stabilize and maintain

promote or stabilize and maintain nitrification in pond waters

The filter is incredibly easy to clean

and is designed for use with the Pondmaster® AP-20 and AP-40 air pumps

Large 2" spring check valve allows for high flow

D-Activated Animal-Sterol (D3)

Replacement Parts for ProEco BF Series Bio-Flow Gravity Filters BF5000 BF-5000 BF10000 BF-10000 Amish Handmade promote or stabilize and maintainThese replacement parts are for the ProEco BF Series Bio Flow Gravity Filters. The BF Series gravity flow filters are ideal for large ponds and water gardens. The Bio Flow gravity flow filters deliver crystal clear water with very low maintenance. The filter design uses both biological and mechanical filtration to provide clean, biologically enriched water. A high volume of oxygen is introduced as the water enters the filter, which maximizes the