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Rheem RTGH-95XLN-2 HE Outdoor Natural Gas Tankless Water Heater

Discontinued - Replaced with -3 Model

Rheem RTGH-95XLN-2 HE Outdoor Natural Gas Tankless Water Heater

Rheem Prestige RTGH is a series of high-efficiency condensing tankless gas water heaters designed for continuous hot water


  • Up to .93 UEF - US

  • Up to .96 EF - Canada

  • With stainless steel condensing heat exchanger


  • Exclusive! Water Savings Setting – upon activation, this setting can save homeowners up to 1,100 gallons of water per year by decreasing the flow of water through the pipes until the temperature reaches the heater’s set temperature

  • Industry Leading Low Flow Activation - 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

  • Recirculation Pump Kit-Ready – Providing faster hot water at the tap and savings of up to 12,000 gallons of water per year

  • Exclusive! Hot Start Programming - Minimizes cold water bursts by staying in a ready-fire state for back-to-back hot water needs 

Easy Installation and Service

  • New! 2" Venting with band connections

  • New! Vent up to 150 ft with 3" PVC and 60 ft with 2" PVC 

  • Built-in condensate neutralizer

  • 1/2" Gas line compatibility up to 24ft.

  • Exclusive! Maintenance Notice Setting - Alerts homeowner, after 500 hours of use, to call for service check (optional)

  • Self-diagnostic system for easy installation and service

  • High-altitude capability – up to 8,400 ft. elevation above sea level 

  • The Digital remote control is now pre-wired and 10 ft. of thermostat wire included 

  • Supplied with a 120-volt power cord (indoor models only) 


  •  EcoNet Enabled - all Tankless products from 2010 to the present can connect to EcoNet mobile app via Tankless EcoNet Accessory Kit (REWRA630TWH)

  • For higher demand applications, easily link multiple tankless units to operate as one system:

  • 2 Units: EZ Link Cable

  • Up to 6 units: MIC-6 Control Board

  • Up to 20 units: MIC-185 plus MICS-180 manifold control assembly

Environmentally Friendly Low Emissions

  •  Ultra-low NOx burner meets SCAQMD rule 1146.2 requirements


  • Exclusive! Overheat Film Wrap - prevents dangerous temperatures and provides the industry's best side-to-side clearance of 1/2 inch

  • Industry Best! Freeze protection to -30°F

File Downloads

(Size: 938.2 KB)
Rheem High Efficiency Feature Sheet
(Size: 822.9 KB)
Rheem High Efficiency Gas Water Heater Specs
(Size: 15.9 MB)
Rheem HIgh Efficiency Manual De Uso Y Cuidados (Spanish)
(Size: 16.7 MB)
Rheem High Efficiency Use and Care Manual
(Size: 16 MB)
Rheem Tankless Full Line Brochure
More Information
Weight 78.000000
Manufacturer Rheem
UPC 020352695938
GTIN 00020352695938
Category Tankless Water Heater
Energy Source Natural Gas
Tankless Type Condensing
Flow Rate @ 35 F Rise 9.5 GPM
Flow Rate @ 45 F Rise 8.4 GPM
Max Heating BTU 199,900
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