Easy Installation 

  • Industry Leading! 43' vent run capability 
  • Enhanced design up to 10% smaller to fit in even more places than before 
  • Enhanced design up to 22% lighter making one-person installs even easier

Ready for Retrofits 

  • Industry Best! 1/2" side to side clearance allows you to safely work in spaces the competition can't 
  • 1/2" Gas line compatibility (subject to local code) 
  • Universal Venting Compatibility with UBBINK, Metal Fab, and Rainbow venting for easier tankless to tankless replacements

Key Features 

  • Ruud® Exclusive! Hot-start Programming™ ensures the unit is in a ready state between back-to-back usage, minimizing any cold water bursts 
  • Integrated Digital Display for confident installs


  • Up to .82 UEF
  • Up to 34% more efficient than a standard tank
  • Integrated Digital Display for confident installs
  • Industry Leading! 43' vent run capability 

Energy Guide Details


  • CSA Low Leed Compliant
  • AHRI B&W
  • CSA_C_US


RUTG Series High Efficiency Non-Condensing Indoor Tankless Gas Water Heaters


  • 15 Year Heat Exchanger
  • 5-Year Parts
  • 1-Year Labor 

KwikComfort® Financing can help make your purchase even easier.
Ruud makes it easy to find a financing option that works for you! With many options and benefits available, KwikComfort Financing is the best way to get the home comfort you need without the wait.

  • Applications made easyWe'll help you avoid lengthy contracts, headaches and hassles.
  • Kwik credit decisionsYou'll get an answer to your application within minutes.
  • Fast credit for the futureFinance your Ruud equipment and anything you want to add later.
  • Reduced interest/fixed paymentsGet low interest and fixed monthly payments until the purchase is paid.
  • Minimum monthly paymentTake advantage of convenient monthly payments that fit your budget.
  • Deferred interest/no interestEnjoy interest-free payments as long as the balance is paid by the due date.