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Pro Products Pro Poly Guard Crystal Cartridge - 1.5 lbs. Hard Water & Corrosion Protection
$46.31
Protect your plumbing and appliances from corrosion and hard water scale buildup with Pro Poly Guard. This NSF-approved crystal cartridge slowly releases food-grade crystals to eliminate rust staining in toilets, tubs, and sinks.
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Protect your plumbing and appliances from corrosion and hard water scale buildup with Pro Poly Guard. This NSF-approved crystal cartridge slowly releases food-grade crystals to eliminate rust staining in toilets, tubs, and sinks.
- Fits standard 10 in. whole house filter housings for easy installation.
- Treats up to 30,000 gallons of water per 1.5 lb. cartridge.
- Protects plumbing, appliances, and fixtures from corrosion and scale buildup.
- Eliminates unsightly rust staining in toilets, tubs, and sinks.
- NSF approved food-grade crystals provide an economical water treatment solution.
- Replace cartridge every 30,000 gallons or every 6 months to maintain efficiency.