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Water Heater,Tankless,3/4 In,LP close
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This item has been discontinued and is unavailable for purchase. For more information call 1-800-GRAINGER (472-4643).

Water Heater, Tankless, 3/4 In, LP

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  • Item # 20K869
  • Mfr. Model # RU98iP
  • UNSPSC # 40101825
  • Catalog Page # 3809
  • Shipping Weight 70.75 lbs.
Country of Origin JapanCountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemGas Tankless Water Heater
  • TypeTankless
  • Gas Connection (In.)3/4
  • Gas TypeLP
  • Input (BTU)199.000
  • Ignition TypeDirect Electronic
  • Energy Factor0.95
  • Depth (In.)10-7/64
  • Width (In.)18-1/2
  • Height (In.)25-45/64
  • Water Connection (In.)3/4
  • GPM @ 45F Rise8.9
  • GPM @ 90F Rise4.4
  • Manufacturers Warranty LengthHeat Exchanger, 12 Years For Residential And 5 Years For Commercial and Hydronic Applications, (10 Years If Used With The Rinnai Hydronic Furnace) All Other Parts 5 Years, Labor 1 Year; (3 Years If Used As A Circulating Water Heater Within A Circulation loop, When The Water Heater Is In Series With A Circulation System And All Circulating Water Flows Through The Water Heater)
  • StandardsANS Z21.10.3-2004/CSA 4.3-2004
  • IncludesIsolation Valves, Controller And Wall Bracket
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Compliance and Restrictions

  • This product has been certified by a third party to be compliant with the “Safe Drinking Water Act” requirements for low lead in potable (human consumption - drinking and cooking) and non-potable water applications (non-human consumption).


Up to 95% thermal efficiency. Condensing design incorporates 2 heat exchangers to achieve optimal heating value. Stainless steel system recaptures residual heat from flue gases to heat incoming water, which then circulates to the primary copper heat exchanger. Integrated 1-speed pump and expansion tank. Energy Star® qualified.

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