Clorox Pool&Spa 4-lb Calcium Hardness Increaser Pool Balancer Item #30752 | Model #VIL333BL Central heating and cooling system

Central heating and cooling system

designed for compatibility with most brands of refrigerators and ice makers

they install easily in the up or down position

) and replaces AP5955766

This light provides a 6-year limited manufacturer warranty

Clorox Pool&Spa 4-lb Calcium Hardness Increaser Pool Balancer Item #30752 | Model #VIL333BL Central heating and cooling systemClorox Pool&Spa Calcium Hardness Increaser raises low total hardness levels in your swimming pool that can cause damage to your pool surface. Ideal for plaster pools and soft water areas. Use it to raise total hardness levels in your pool that are below 175 ppm. Increasing total hardness in your pool prevents surface damage like corrosion, staining, and etching. Five (5) lbs. Per 10,000 gallons will raise increase your total hardness levels by 50 ppm.