Compatible to Intelifil (IF-SM-SCIG020B) 20"X4.5" Big Blue (GAC) Carbon-Polyphosphate Scale Inhibitor-Chlorine Filter by IPW Industries Intelifil (IF-SM-DI020B) 20"x4.5" 25 Confirm your valve size and

Confirm your valve size and flow requirements before ordering—Fleck manufactures DLFC assemblies in multiple configurations for different port sizes and flow rates

The amino acid method provides reliable results without the need for harsh chemicals or complex procedures

making it easier to know when service is needed without manual testing

it increases hardness—you may need a water softener downstream if hardness becomes an issue

and 170 Series Stenner pumps when used with corresponding check valve housings

Compatible to Intelifil (IF-SM-SCIG020B) 20"X4.5" Big Blue (GAC) Carbon-Polyphosphate Scale Inhibitor-Chlorine Filter by IPW Industries Intelifil (IF-SM-DI020B) 20"x4.5" 25 Confirm your valve size andCompatible Replacement Filter by IPW Industries 20"4. 5" Big Blue GAC Carbon + Polyphosphate Scale Inhibitor Filter Compatible with Intelifil IF SM SCIG020B. Triple action filtration: coconut shell carbon removes chlorine and organics, food grade polyphosphate inhibits scale and corrosion, 10 micron nominal filtration traps sediment. Watts Compatible NSF 60 Certified Media 12,000 Gallon Capacity Whole House WHY IT WORKS Three filtration technologies