GLB Calcium Hardness Up Type_Grilling Tools this is the simplest possible

this is the simplest possible entry into FROG® @ease

High carbon stainless steel for years of trouble-free performance

The payoff is real: cleaner filters

which is cheap insurance for an expensive cell

11 WC (28 mbar) Regulator with Gas Hose

GLB Calcium Hardness Up Type_Grilling Tools this is the simplest possibleGLB Calcium Hardness Up Overview GLB Calcium Hardness Up increases water hardness to prevent foaming, equipment corrosion, and scaling. Keeping your pool water balanced is an important step in getting the most out of and preserving the life of pool equipment. This product is easy to apply, just pour it directly into the pool. This product is compatible with chlorine, bromine, ozone, salt water pools, and biguanide sanitizers. Whats in the Box 1 x GLB