CULLIGAN COLD AND HOT WATER DISPENSER. IT'S A CUSTOMER RETURN FROM COSTCO AND SOMETHING MIGHT NOT BE WORKING ON IT. MY OLD EMPLOYEE TESTED IT AND MARKED IT AS GOOD BUT NO GUARANTEE. SOLD AS-IS. PLEASE DON'T ASK TO COME OVER AND SPEND AN HOUR TRYING TO CHECK IT HERE. SOLD AS-IS. TO I USED TO BUY TRUCKLOADS OF COSTCO OVERSTOCK, DISCONTINUED AND RETURNED ITEMS. NOW I'M CLEARING OUT THE WAREHOUSE