
Ruud® Tankless Water HeatersSAVINGS & HOT WATER
THAT NEVER RUN COLD
Get the Tankless Advantage
Enjoy more savings, unmatched convenience and continuous hot water with new Ruud® Tankless Water Heaters—and get estimated savings of up to $1,1001.

Tankless Features & Benefits
Why choose a Ruud Tankless solution? Ruud Tankless Water Heaters offer the savings, comfort and protection you need.
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Savings
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Comfort
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Protection
SAVE MONEYHigh Efficiency Tankless Gas Water Heaters save an estimated $1,100 over 12 years1, and some qualify for rebates2 | SAVE SPACECompact sizes and outdoor models free up valuable space in your home |
SAVE WATERRuud Condensing Tankless Gas Water Heaters save up to 12,000 gallons3 of water per year with a Ruud Tankless Water Heater with Built In Recirculation Pump | SAVE ON INSTALLATION1/2" gas line compatibility (all models), low-cost PVC venting (condensing models) and built-in condensate neutralizer (select condensing models only) save installation time and money4 |
EXPERIENCE THE LUXURY OF CONTINUOUS HOT WATERLoad the laundry, start the dishes, and still have enough hot water to enjoy a relaxing hot bath | ENJOY FASTER HOT WATERChoose a Tankless Water Heater with Built In Recirculation Pump or add a recirculation pump kit for faster hot water at the faucet |
MINIMIZE COLD WATER BURSTS Exclusive Hot Start Programming keeps Ruud Tankless Water Heaters in ready-fire state between back-to-back hot water needs |
STAY SAFEExclusive Overheat Film Wrap shuts down the unit if the heat exchanger overheats for added safety in your home | PROTECT YOUR HOMEAvailable EcoNet® WiFi Kits send mobile maintenance reminders and detect and alert you to water leaks after shutting off water and gas to the unit (indoor models only5). |
Ruud Tankless Choices
There’s a Ruud tankless option that’s just right for you, offering your desired efficiency level, indoor vs. outdoor installation, recirculation pump options and even hydronic heating. Click on each image below to view product details.

Double the Comfort from One Unit
The Ruud® Combination Boiler joins the benefits of a tankless water heater with those of a hydronic boiler—all in one one space-saving unit.
The Combi delivers:
- Up to 9.9 GPM of continuous hot water
- 95% AFUE hydronic space heating
- Compatibility with hydronic devices like registers, in-floor radiant heating systems, ceiling panel heaters—even hydronic air handlers

Advanced Protection
More Control
EcoNet® WiFi Technology – you can add EcoNet capability to a Ruud tankless gas water heater produced 2010 or later (excluding Condensing with Built In Recirculation and Combi units), or purchase a Tankless Gas Water Heater with EcoNet Built In to enjoy:
- Leak detection with auto shut-off5 – to protect your home and belongings
- Integration with Smart Home Systems – to control and monitor with your voice
- Mobile temperature control, alerts and reminders6 – for total control over your home comfort
- Notifications you can forward to your plumber – for faster, easier repairs