Pro Products Poly Guard® Crystals - Prevent Hard Water Scale Scale & Rust Preventer Size:3 lb bottle Genuine OEM replacement piston for

Genuine OEM replacement piston for Fleck 5600 SXT

Engineered carbon density maintains flow rates while maximizing filtration efficiency

Relton has manufactured professional-grade drilling tools for plumbers and installers since 1947

Flush the filter for 3-5 minutes before use to remove carbon fines

500 GPD flow rate at specified test conditions for reliable system design

Pro Products Poly Guard® Crystals - Prevent Hard Water Scale Scale & Rust Preventer Size:3 lb bottle Genuine OEM replacement piston forPro Products Poly Guard Crystals form a protective coating on water exposed surfaces to prevent hard water scale and iron buildup in your plumbing, equipment, and appliances. NSF certified to Standard 60, this polyphosphate formula sequesters up to 12 GPG hardness and 1 GPG iron, treating 20,000 gallons per pound through compatible filter housings. SPECIFICATIONS Technical Details Manufacturer Pro Products Product Type Polyphosphate Scale Prevention