The Eccotemp EZFLUSH System Descaler Kit is the answer to any water scale lime or rust buildup in virtually any piece of water based equipment The EZFLUSH system has been designed to work seamlessly with Tankless Water Heaters and is compact for easy use and storage It includes our Eccotemp Descaler that is specifically made to dissolve the toughest build up and is a nontoxic concentrate which is certified to NSFANSI 60 for use as a cleaner in potable water systems Features. 110 volt UL listed power cord. Standard 34 inch connections. ON OFF Switch. Compact Design