Low Flow ActivationIndustry-first minimum flow rate of .26 GPM and minimum activation flow rate of .40 GPM ensures the user will receive hot water even in low demand situations
Freeze ProtectionWhite ceramic heaters on the copper tubes kick on at 40°F to protect the heater up to -30°F, while most competitors are rated to -22°F
Condensate NeutralizerSaves time and install costs compared to other manufacturers’ models, which require a standalone component to be purchased and installed
(Available condensing models only)
Get To Know Tankless
Explore the differences between high efficiency, mid efficiency and traditional tank-type water heaters.
High Efficiency Tankless
High Efficiency Tankless w/Built In Recirculation Pump
Mid Efficiency Tankless w/Built In Recirculation Pump
You Choose: Tank or Tankless Water Heater?
Standard Tank-Type vs. Ruud-Brand Tankless Solutions
The new, improved Ruud® Tankless line not only makes replacement as easy as a traditional tank-style, but also delivers greater energy efficiency, exceptional cost savings, and long-term reliability.
*Models with Built-in Recirculation Pump: 40″H x 13-7/8″W x 9-7/8″D
Ruud Tankless Choices
High Efficiency Tankless with Built In Recirculation Pump
High Efficiency Condensing Tankless with Built In EcoNet
High Efficiency Condensing Tankless Indoor / Outdoor
Mid Efficiency Tankless with Built In Recirculation Pump
Mid Efficiency Tankless Indoor / Outdoor
Tankless Features & Benefits
Ruud Tankless solutions help you sell more, save time and grow your business. Here’s how:
Easier Installs
Easier Servicing
Happier Homeowners
How it Works
The Ruud Difference
BUILT-IN CONDENSATE NEUTRALIZERSaves time and install costs (non-recirculating condensing models)
PVC VENTINGLow-cost, easy-to-work-with PVC compatibility and vent runs up to 60 ft. on 2” and 150 ft. on 3” on our condensing models saves time and money on installation
COMPATIBLE WITH ½” GAS LINERuud tankless units are, and have been, compatible with ½” gas line, saving money and time on installation3
RECIRCULATION OPTIONSChoose a Tankless Water Heater with Built In Recirculation Pump or add a recirculation pump kit for faster hot water at the faucet
DIAGNOSTICSDigital remote control displays temperature setting and maintenance codes for quick troubleshooting
HARD WATER BUILD-UP INDICATIONAlerts homeowners to call for service check when unit detects scale build up
MAINTENANCE NOTICE SETTINGAutomatically alerts homeowners after 500 hours of water heater use (about 1-1½ years) flashing a warning code to call for service check
SIMPLE SERVICEAll components can be accessed with a Phillips head screwdriver for easy repairs
ENERGY COST SAVINGSHomeowners can save an estimated $1,100 over 12 years1, and possibly qualify for rebates.
HOT START PROGRAMMINGExclusive feature minimizes the “cold water sandwich” by keeping the water heater in ready-fire state between back-to-back hot water needs
LOW FLOW FIXTURE COMPATIBLEIndustry-first minimum flow rate of .26 GPM and minimum activation flow rate of .40 GPM provides hot water even in low-demand situations
OVERHEAT FILM WRAP Exclusive feature shuts down the unit if the heat exchanger overheats
RECIRCULATING HIGH EFFICIENCYDiscover more about our High Efficiency Tankless with Built In Recirculation Pump
CONDENSINGLearn how Ruud High Efficiency Tankless Water Heaters Work
MID EFFICIENCYGet an overview of Ruud Mid-efficiency Tankless Water Heaters with Built In Recirculation Pump
AFTER-SALES SUPPORTTech support provided to plumbers, distributors and homeowners 7 days a week, 7AM to 7PM (CST)
EZ-SPEC™ SIZING SOFTWAREAdvanced
online tool
that takes the guess work out of sizing tankless applications
READILY AVAILABLERuud Tankless Water Heaters are available at more than 1,300 locations across the U.S. and Canada6
PROCLUB Easy-to-use online loyalty rewards program for plumbers, offering millions of reward options for purchasing and installing select Ruud products
Turn A Potential Emergency Into a Proactive Service Call
EcoNet® is now available in Ruud Tankless Gas Water Heaters or as an accessory for models dating from 20107‐enabling you to drive more service calls, install more units and save time on service appointments.
Drive Repeat Business ‐ Allows homeowners to store your contact information in the app and forward service alerts to you
Install More ‐ Attract more customers by offering the newest technology for hot water control, savings and peace-of-mind
Save Time ‐ Get smart alerts with maintenance details before the service, saving you time and improving service quality
Available Ruud Tankless Accessories
VENT TERMINATION KITOffers a clean installation of the intake and exhaust pipes of the condensing tankless water heaters
services valvesWith valves installed on the piping to the unit, you can flush the system— isolating it, so the flushing fluid does not go to the rest of the house
Tankless Flush KitEasy-to-use kit includes a 5-gallon bucket, submersible pump and two hoses; Connect to the service valves for easy flushing service
NEW! DEMAND PUMP KITWith standard and under-the-sink options, it’s the perfect easy install solution to add instant hot water to retrofit or new construction
Recirculation Pump KitKeeps hot water flowing through the pipes on an automatic timer to provide instantaneous hot water at the tap. Can control settings for best performance and energy savings.
AllClear® Water Treatment SystemTreats incoming water to reduce scale build-up in the heater that maintains unit efficiency and prolongs life
Pipe coverInstalls easily on the wall to cover |pipes for indoor and outdoor application for a clean look and protection from tampering and weather conditions
Recess boxesGreat for new construction, boxes install inside the wall with a cover to hide unit
Commercial Upgrade KitMakes conversion of unit for commercial applications fast and easy
EZ RACK KITMakes it easy to hang one or multiple units on a wall or in a free-standing configuration for commercial applications
1Based on comparison of a Ruud® Ultra® Series Condensing Tankless Water Heater (natural gas) with .96 EF and a 50-gallon standard residential natural gas tank-type water heater with a 0.60 EF; Savings claim based on difference in annual operating costs from DOE over the 12-year warranty period of the Ruud tankless unit; Savings higher for liquid propane models. 2According to a 2015 survey of tankless contractors by Hanover Research on behalf of Ruud. 3Savings per News Bulletin released by the United States Department of Energy / Oak Ridge National Laboratory, November 2002 study on water and energy savings in residential homes using hot water recirculating system. 4Results may vary based on your location; Consult a tax professional regarding your individual tax situation and ability to claim a tax credit related to the purchase of qualifying Ruud® product. 5Installation conditions vary; Consult the Ruud Use and Care Manual, the Ruud Gas Piping Facts brochure (TK-GPF-12), the National Fuel Gas Code (NFPA 54, ANSI Z223.1), and any other local gas codes when installing a Ruud Tankless Water Heater. 6Availability claim based on review of U.S. customers in April of 2016 and Canadian customers in May of 2016. 8EcoNet is built into certain Ruud Tankless Water Heaters and available as an accessory for models produced after 1/2010; WiFi broadband Internet connection required. Download the FREE EcoNet App from the App Store for Apple iPhone, iPad and iPod users, and Google Play for Android users to set up your EcoNet WiFi Kit; notifications are dependent upon external providers (phone carrier, cell phone, email, and installation factors, such as walls, location, etc.); Ruud cannot guarantee notifications will be received by the intended recipient; Leak Detection feature not available on outdoor models.