Sell water cooler drinking fountainWater purifier filter►♝20 INCHES WATER SOFTENER/RESIN, REFILLABLE, FI best price

20 INCHES WATER SOFTENER / RESIN WITH ION EXCHANGE RESIN BEADS INSIDE. COMPATIBLE FOR 20" SLIM WATER FILTER HOUSING. Household water softeners are ion exchange devices. Ion exchange involves removing the hardness ions calcium and magnesium and replacing them with non-hardness ions, typically sodium supplied by dissolved sodium chloride salt, or brine. Hard water is not a health risk, but a nuisance because of its tendency to cause mineral buildup in water pipes and heating systems, and its poor soap and/or detergent performance when compared with soft water.Some homes have hard water—water that contains a high level of calcium, magnesium, lime, or other minerals. Hard water doesn't pose any health risks, but it can cause a number of plumbing, maintenance, and household cleaning issues