Editorial Review The Leisure Time Calcium Boost liquid calcium hardness booster quickly increases spa and hot tub water hardness to prevent corrosion of pool equipment. Compatible with chlorine, bromine, ozone and biguanide sanitizers. One ounce raises the calcium hardness 7 ppm in 500 gallons of water. Instructions: Turn jets ON to circulate spa water then pour required amount into the water. Run filter for 1-2 hours and then retest water to ensure proper hardness level has been reached. Repeat until proper level of 150-400ppm is obtained.
Features 1) Compatible with chlorine, bromine, ozone and biguanide sanitizers 2) One ounce increases hardness 7 ppm in 500 gallons of water 3) Prevents corrosion
Specification Binding : Lawn & Patio Brand : LEISURE TIME Color : Silver EAN : 0034261110437 Label : Leisure Time Manufacturer : Leisure Time Model : CB--02 PackageDimensions_Weight : 6.24 pounds PackageDimensions : L:10.50 X W:6.50 X H:3.50 ProductGroup : Lawn & Patio ProductTypeName : OUTDOOR_LIVING Publisher : Leisure Time Size : 2-Pack Studio : Leisure Time Title : Leisure Time CB-02 Calcium Booster for Spas and Hot Tubs (2 Pack), 1 quart