Poly-Guard

Cartridge & Crystals for Iron, Scale, & Corrosion Control
Coats pipes to reduce leaching of copper and lead, and to control corrosion

• Inhibits lime scaling
• Sequesters iron and manganese to reduce staining
• Slow dissolving crystals are ideal for intermittent flow rates in household use • Cartridge is compatible with most makes of filter housings.
• Available in 3 lb. Quantities.
• Crystals are compatible with all makes of phosphate cartridges.
• Poly-Guard Crystals contain 100% slowly soluble food grade phosphate.
  MEETS ANSI/NSF STANDARD 60/61 FOR DRINKING WATER APPLICATION

APPLICATIONS

Cartridge:
The POLY-GUARD cartridge may be installed into any standard filter housing
with a 1/4” to 3/4” inlet/outlet.

To Replace:
1. Shut off the water supply to the filter housing.
2. Turn the sump out of the filter head.
3. Replace the expended cartridge. New cartridge will fit only one way.
4. Turn the sump back onto the filter head. It may be necessary to lubricate the O-ring for
the sump with silicone grease or Vaseline.
5. Turn on the water supply and check for leaks

Crystals:
Poly-Guard crystals can be used with all makes of phosphate cartridges in addition to
the Poly-Guard cartridge.

To Replenish:
1. Remove the expended cartridge from the filter housing
2. Remove the cartridge cap and flush out the cartridge sump.
3. Refill the cartridge up to 3/4 full and replace cap securely.
4. Install cartridge into the filter housing. Cartridge will fit only one way.

Poly-Guard cartridges should be installed downstream of a water softener.

Ordering information: