THE FILTER IS DESIGNED Chemical dosing tank TO BE PLUMBED INTO A HOME’S INCOMING WATER SUPPLY PIPE , WHERE IT WILL REDUCE SAND , GRIT, DEBRIS ,PIPE SCALE AND OTHER LOOSE PARTICULATE MATTER FROM THE WATER AND PERIODICALLY FLUSH THEM DOWN THE DRAIN . IT CAN BE USED AS A PRE-FILTER FOR THE CENTER WATER FILTER AND SOFTENER .