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Water Treatment for all models up to 15 grains per gallon hardness

Protect your tankless unit from lime scale buildup and corrosion

Package contents include housing, wall bracket, O-ring, lubricant, 2x pressure gauges and a filter wrench

Replacement cartridge: HBC-3

Do not install the SCALESHIELD unit where it is exposed to direct sunlight, if installed outdoors, ensure the system is covered or insulated from exposure to direct sunlight and/or to protect it from freezing

Cartridge has a 12 month lifespan with 15 gpg hardness or less