Rheem RTG 8.4 GPM Residential Liquid Propane Mid Efficiency Outdoor Gas Tankless Water Heater

Item # 307963029 | Rheem Part # RTG-84XLP-1 | UPC Code 020352671062 | UNSPSC Code 40101825 | Catalog Page #520
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Product Overview

The Rheem RTG-84-XLP-1 Outdoor Liquid Propane Tankless Water Heater can provide up to 8.4 GPM at a 35 degree C temperature rise. The 180,000 BTU Liquid Propane Tankless Water Heater is designed to supply continuous hot water for up to 2 to 3 bathrooms at the same time. It heats water only when it's needed and has a 0.82 Uniform Energy Factor. This compact heater exceeds the requirements for many utility rebate programs. It comes with a remote digital thermostat that can be installed in almost any convenient area of the house. This heater's direct-vent design requires category III stainless steel venting (purchased separately). This model can be used at elevations up to 9,840 ft. above sea level. Please see the specifications to view the Rheem Brochure Guide which will help you in your buying decision to ensure that you purchase the right tankless water heater model for your household needs.

  • Outdoor tankless gas water heaters require no additional venting
  • 12-year limited warranty on the heat exchanger when installed in a residential application and 5-year limited warranty on parts
  • 1-year in-home labor warranty for peace of mind
  • Provides continuous hot water and increased energy savings in a compact space saving design
  • Great for homes with 2 to 3 bathrooms
  • Environmentally friendly ultra-low NOx burner meets California air quality management district requirements
  • Hot start programming helps to minimize fluctuation in water temperature during periods of frequent ON/OFF operation
  • Includes an electronic control with digital display and digital remote control
  • Commercial conversion kits available for commercial applications
  • Ability to link 2 like units together for high demand applications with the EZ-link cable (sold separately)

Proposition 65 Information

Prop65 Warning Icon WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov


Certifications and Listings
CSA Listed, UL Listed
Finish Family
Fuel Type
Pack Size
Product Depth (in.)
Product Height (in.)
Product Weight (lb.)
Product Width (in.)
Total BTU
Vent Type
Single Wall
Water Heater Gas Type