Ruud Tankless Water Heaters
Ruud Tankless Water Heaters

Ruud® Tankless Water HeatersSavings & Hot Water That Never Runs Cold

Take advantage of more savings, convenience and hot water availability with new Ruud® Ultra™ Series Tankless Water Heaters

Ruud Tankless Difference

For more than 100 years, homeowners have relied on Ruud® Water Heating products to deliver proven quality and durability for their homes. And Ruud Tankless technologies are built on that know how with the best fit for any family.





Standard Tank-Type vs.Ruud®—Brand Tankless Solutions

The new improved Ruud-brand Tankless line makes it easy to replace a traditional tank—plus, it delivers improved energy efficiency, greater cost savings, water savings and long-term reliability.

Watch the quick overview video comparing tankless gas technology with traditional tank water heaters.

Make Saving Easy

SAVE ON ENERGY COSTS Estimated savings of $1,200 with Ruud Ultra™ Series Tankless Water Heaters over 12 years (savings higher with liquid propane models)1
SAVE WATER Save up to 1,100 gallons of water per year3 with exclusive PlusOne® Water Savings Setting by decreasing the flow of water through the pipes until it reaches the heater’s set temperature
SAVE SPACE Free up valuable space in your home with sizes comparable to a medicine cabinet and with outdoor models
SAVE MONEY & TIME ON INSTALLATION Compatible with standard ½” gas line, and condensing units are compatible with low-cost PVC venting & include a built-in condensate neutralizer for added savings
SAVE MORE Look for additional savings through your state and local government or utility provider2

Add Up Your Savings

Find out how much you can save on energy costs when you purchase your Ruud® Tankless Gas Water Heater. For a savings estimate customized to your home, lifestyle and region, simply click the button below to enter the unit price, energy rate and local rebates.

Make Life More Comfortable

RELIABLE HOT WATER FOR EVERY DAY Get continuous hot water so you can load the laundry, start the dishes and still have enough hot water to enjoy a relaxing hot bath
DELIVERS HOT WATER WHEN YOU NEED IT Tankless design heats water only when you need it, for as long as you need it
EXCLUSIVE HOT START PROGRAMMING Keeps tankless water heater in ready-fire state to cut down on bursts of cold water between back-to-back hot water needs
GET HOT WATER FASTER Use the tankless recirculation pump or demand pump kits to keep hot water flowing throughout your home – for instant hot water when you need it

Protect Your Home

OFFERS BUILT-IN SAFETY FEATURES

Exclusive PlusOne® Guardian Overheat Film Wrap shuts down the unit if the heat exchanger ever overheats

Condensate Neutralizer ensures condensate run-off is safe for your common drain

Safe + Easy Ownership

Exclusive Savings with Ruud By decreasing the flow through the pipes until the water reaches the heater’s set temperature utilizing the PlusOne® Water Savings Setting
DELIVERS BUILT-IN PROTECTION Hard water build-up indicator automatically displays service alert in case water heater detects scale build up
EFFORTLESS MAINTENANCE Maintenance Notice Setting alerts you when it is time to call for a regular service check, improving the efficiency and extending the life of the unit
Quick and Easy Financing Get a range of fast and flexible credit options through select independent Ruud® contractors. Learn more >
Easy Installation Get expert installation and support through an independent Ruud contractor near you. Learn more >
1 Based on comparison of a Ruud® Ultra™ 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. 2 Results 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 products. 3 Savings based on DOE test procedures; available only on models featuring a-1 in the model number. 4 Savings based on included components and compatibility; Installation 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.