Superior Pump 91660 Descaler Pump Kit is designed to clean and descale most Tankless Water Heaters Descaler kit includes 1/6HP pump, Deluxe 3.5 gallon pail with screw top lid, two 3/4-inch GHT X 6-foot stainless steel hoses, and 7oz non-toxic descaler powder; color of lid on pail may vary 1/6HP Thermoplastic utility pump moves up to 1920 Gal. per hour; Will pump up to 20-feet of vertical height; Oil-free motor design 1-inch NPT discharge; Includes 3/4-inch garden hose adapter for use with stainless steel hose; 8-foot power cord CSA Listed; convenient carrying handle Non-clogging reinforced thermoplastic impeller; Handles up to 1/8-inch solids; Stainless steel fasteners; Bottom screen filters out debris and is easy cleanable