Home -> Products -> Tankless Water Heaters -> Residential Tankless Water Heaters

Tankless 53 Outdoor Series

Tankless 53 gas water heaters provide all the hot water you'll ever need for 1 - 2 bathroom homes, 5.3 gallons per minute

 

Features:

  • UMC-117 remote control is included and can be set from te out-of-the-box 120 degrees - up to 140 degree maximum (additonal remote control thermostats are available - sold separately)

  • Exclusive! Guardian OFWoverheat film wrap

  • Exclusive! Two high-altitude options – up to 6,560 or 9,840 ft.** elevations above sea level (altitude chip required – sold separately)

  • Exclusive! All Rheem models can be linked in up to 20 unit manifold installations by using the optional MIC-180 and MICS-180 manifold control assembly

  • All Rheem tankless models are third-party efficiency certified by GAMA

  • Continuous hot water, energy saving and compact, space saving design

  • Environmentally friendly Low NOx burner meets SCAQMD rule 1146 requirements

  • Installation vent kits available – sold separately

  • Outdoor models feature freeze protection to 20°F

  • EZ-Link™ cable available for high demand applications to connect two tankless units to operate as one

Top 100Rheem Tankless Water Heaters have been featured in the Building Products Top 100 as one of the Top Green Products in the building industry today. The Top 100 list features new products and materials that are used by building professionals around the country.