HTH PLUS Calcium Hardness Increaser 25 lb 144 Thermopile monitors gas pilot flame

Thermopile monitors gas pilot flame to ensure pilot is burning

The Black Beauty Ultra seed grows naturally dark green turf and is most similar to the Black Beauty seed mixtures that sod growers purchase from us to grow high-quality sod within one year

Minwax PolyShades combines stain and polyurethane in one simple step

Our bestselling JR BBQ Prep Tub features a smaller built-in cutting board

HTH PLUS Calcium Hardness Increaser 25 lb 144 Thermopile monitors gas pilot flameLowcalcium hardness can cause swimming pool water to be corrosive, resulting in damage to pool surfaces, vinyl linings and equipment. Use HTH PLUS Calcium Increaser to raise the calcium hardness levels in your water and prevent corrosion of your pool surfaces, including metal and plastic. HTH Calcium Up is great for all pool types, including vinyl lined pools and saltwater systems.