Finest Filters 3 x Compatible With Interpet PF4 Replacement Carbon Foams

You are purchasing QTY 3 x Finest-Filters Compatible With Interpet PF4 Replacement Carbon Foams These foams are a Finest-Filters alternative to the Interpet originals, which perform the same function. The carbon filter foams are ideal for chemically filtering the water, removing dissolved organic contaminants. These are a Finest-Filters alternative.