Pro Products Poly Guard® Crystals - Prevent Hard Water Scale Scale & Rust Preventer Size:3 lb bottle Model B907 Series Filter Size

Model B907 Series Filter Size 10" x 4

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

Engineered carbon density maintains flow rates while maximizing filtration efficiency

0 to 10 gallons per minute with injection-molded polysulfone construction that resists chemical degradation

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

Pro Products Poly Guard® Crystals - Prevent Hard Water Scale Scale & Rust Preventer Size:3 lb bottle Model B907 Series Filter SizePro 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