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This Descaler Pump Kit is designed to clean and descale most tankless water heaters. Complete kit includes 1/6 hp pump, 3.5-gallon pail with thread on the top lid, two 6 ft. stainless steel hoses, and one 7oz pack of descaler powder. Superior Pump builds pumps that are truly built to last and are 100% factory tested. Superior Pump uses quality components including solid copper motor windings, reinforced thermoplastic, and electronically controlled split capacitors. The pump included in kit is a Superior Pump model number 91016 1/6 hp oil-free submersible utility pump. 91016 Pump will move water up to 1920 gallons per hour and includes a 3/4 in. garden hose adapter. This pump is CSA certified (230584, by CSA, 2020).


  • Superior Pump 91660 Descaler Pump Kit is designed to clean and descale most Tankless Water Heaters
  • Descaler kit includes 1/6HP pump, 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, the color of the 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 the debris and is easily cleanable


  • Brand: Superior Pump
  • Item Dimensions: 11.5 x 11.5 x 12.5 inches
  • Item Weight: 12 pounds
  • Material: Stainless Steel
  • Capacity: 3.5 Gallon
  • Power Source: AC
  • Maximum Flow Rate: 32 Gallons Per Minute
  • Horsepower: 1/6
  • Construction: Thermoplastic
  • Performance: 1920 GPH
  • Discharge Size: 1 in. NPT
  • Power Cord Length: 8 ft.
  • Motor Type: Water Cooled (Oil-Free)


  • 1 x 1/6HP Pump
  • 1 x 7 oz Non-Toxic Descaler Powder
  • 2 x 3/4-inch GHT X 6-foot Stainless Steel Hoses
  • 1 x 3.5 Gallon Pail with Screw Top Lid