Rheem RTGH-84XLN Natural Gas Whole House Outdoor Water Heater 8.4 GPM Residential

- Item #: BCI2143142
$1,320.43
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Discontinued

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Prestige Collection Residential 8.4 GPM Outdoor Natural Gas Whole House Water Heater

There are Mid-Efficiency tankless water heaters and there are High-Efficiency tankless water heaters. This is the High-Efficiency version coming in with a 94% Thermal Efficiency rating and featuring a stainless steel condensing heat exchanger. The intelligent electronic controls are designed to increase energy efficiency and safety. Third party efficiency listed by AHRI.

Compact Size

The compact, space saving design is only about the size of a medicine cabinet.

Technology

Two-pipe direct vent system designed for PVC pipe, see instructions for details. Self-diagnostic system for easy installation and service. Hot start programming helps minimize fluctuation in water temperature, referred to as "cold water sandwich," during periods of frequent on/off operation. Built-in electric blower.

Scalable

EZ-Link cable available to connect two tankless units to operate as one. Manifold up to six units with an optional MIC-6 control board or up to twenty with optional MIC-185 and MICS-180 control systems.

Features:

  • Digital remote control with 10 foot thermostat wire
  • Freeze protection to -30 degrees F
  • Digital display temperature settings and maintenance codes
  • Guardian overheat film wrap (OFW)
  • Fuel Type: Natural Gas
  • Installation Type: Outdoor
  • Recommended for 2-3 bathroom homes

Specifications:

  • Thermal Efficiency: 94%
  • Minimum Activation Flow Rate: 0.4
  • GPM @ 77 degree rise max: 3.9
  • GPM @ 45 degree rise max: 6.6
  • Max GPM: 8.4
  • Altitude Certification: 9840 ft. above sea level
  • Warranty: 12 Year Heat Exchanger - 5 Year Parts

Rheem has been manufacturing water heaters since the 1930's, with coast to coast distribution by 1936. Their product offerings cover commercial and residential heating, cooling, solar water heating systems, conventional storage-style water heaters, tankless water heaters, replacement parts and accessories. Rheem's manufacturing facilities are ISO 9001 certified, with four facilities in the United States. Choose an industry leader that is respected for reliability. Choose Rheem.

Additional Rheem Links

Our SKU: Rheem RTGH-84XLN

This product is listed under the following manufacturer number(s):

*Denotes a finish or option that has been discontinued

Rheem RTGH-84XLN Product Specifications

Installation Sheet
Specification Sheet
Altitude Certification 9840
Depth 9.75
Energy Factor .93
Energy Star Yes
Fuel Type Natural Gas
Function Condensing
Gas Connection 3/4"
Height 27.5
Indoor Installation No
Manifolding Yes
Maximum Flow Rate 8.4
Maximum Gas Input 157000
Maximum Temperature 120
Minimum Flow Rate .4
Outdoor Installation Yes
Required Vent Size 2", 3"
Series Prestige
Shipping Weight 82
Thermal Efficiency 94
Voltage 120
Warranty 1 Year Labor, 12 Year Heat Exchanger, 5 Year Parts
Water Connection 3/4"
Width 18.5

Installation Resource Center

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