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The Water Sentinel WSW-2 is designed as a direct replacement for Whirlpool refrigerator water filters
Straightforward Bacteria Screening for Water and Surfaces
} PureT • Refillable Filter Cartridge
Photometric precision testing for lead and mercury contamination in drinking water
pressure-rated housing securely holds standard residential RO membranes with reliable seal integrity
Pro Products Poly Guard® Crystals - Prevent Hard Water Scale Scale & Rust Preventer 25 Micron1969 The Water Sentinel WSW-2 isPro 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
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