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Rheem Tankless Water Heaters RTG-95 User Guide | Specs

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Introduction Rheem Tankless Water Heaters RTG-95

The Rheem Tankless Water Heater RTG-95 is a high-efficiency solution that provides continuous hot water on demand, making it ideal for homes with high hot water needs. This model boasts a maximum flow rate of 9.5 gallons per minute and features advanced technology such as Hot Start Programming to eliminate cold water bursts. Its compact design allows for easy installation in tight spaces. The Rheem RTG-95 is priced at approximately $1,199.00.

Parts and Accessories

Venting & terminations, recess boxes, pipe covers, extra remote  controls, EZ-Link™ cable, manifolds and cables, service valve kits, service parts, flush kits, recirculation pump kits and AllClear™ water treatment system. Motion detector and remote control accessories  available for built-in on-demand recirculation models. For more information on Tankless parts and  accessories, see the Parts and  Accessories Catalog or call 866-720-2076.

  1. Savings based on DOE test procedures.  
  2. Follow National Fuel Gas Code or local applicable codes.  
  3. Contact customer service for exact  altitude rating for each model.  
  4. Savings per News Bulletin released by the United States Department of Energy / Oak Ridge National Laboratory, November 2002 on study on water and energy savings in residential homes using Hot Water Recirculating System.

Indoor Direct Vent

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Outdoor

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Indoor Direct Vent Extended Cabinet

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In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.

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Rheem RTG is a series of ultra-low NOx,  Mid-Efficiency Tankless Gas Water Heaters designed for continuous hot water

Rheem Tankless Water Heaters RTG-95 Specifications

DESCRIPTION

FEATURES

ROUGHING IN DIMENSIONS (SHOWN IN INCHES)

ENERGY INFO.

 

 

MODEL NUMBER

 

GAS INPUT BTU/H

 

 

 

TYPE

 

NUMBER OF

BATHROOMS*

 

 

TEMP.  RANGE

 

MIN. FLOW/ ACTIVATION GPM

GPM @ 67° RISE MAX.

GPM @45° RISE MAX.

 

 

MAX.  GPM

 

CONNECTION

 

 

 

HEIGHT

 

 

 

WIDTH

 

 

 

DEPTH

 

 

VENT DIAM.

 

SHIP WEIGHT (LBS.)

 

 

ENERGY FACTOR

UNIFORM ENERGY FACTOR (UEF)

WATER

GAS

Rheem RTG-95 Mid-Efficiency Series

RTG-RC95DVLN-1

(Recirculation Pump Included)

11,000-

199,900

Indoor DV w/ Recirc Pump

3-4

85° to

140° F

0.26/0.40

5.0

7.4

9.5

3/4

3/4

36-3/4

13-7/8

9-7/8

3 by 5

CONCENTRIC

80

0.82

0.82

RTG-95DVLN-1

11,000-

199,900

Indoor

Direct Vent

3-4

85° to

140° F

0.26/0.40

5.0

7.4

9.5

3/4

3/4

25-5/8

13-7/8

9-7/8

3 by 5

CONCENTRIC

54

0.82

0.82

RTG-95XLN-1

11,000-

199,900

Outdoor

3-4

85° to

140° F

0.26/0.40

4.9

7.4

9.5

3/4

3/4

23-5/8

13-7/8

8-7/8

N/A

54

0.82

0.81

Rheem RTG-84 Mid-Efficiency Series

RTG-84DVLN-1

11,000-

180,000

Indoor

Direct Vent

3

85° to

140° F

0.26/0.40

4.5

6.7

8.4

3/4

3/4

25-5/8

13-7/8

9-7/8

3 by 5

CONCENTRIC

54

0.82

0.82

RTG-84XLN-1

11,000-

180,000

Outdoor

3

85° to

140° F

0.26/0.40

4.5

6.7

8.4

3/4

3/4

23-5/8

13-7/8

8-7/8

N/A

54

0.82

0.81

Rheem RTG-64 Mid-Efficiency Series

RTG-64DVLN-1

11,000-

150,000

Indoor

Direct Vent

2-3

85° to

140° F

0.26/0.40

3.8

5.6

6.4

3/4

3/4

25-5/8

13-7/8

9-7/8

3 by 5

CONCENTRIC

54

0.82

0.82

RTG-64XLN-1

11,000-

150,000

Outdoor

2-3

85° to

140° F

0.26/0.40

3.8

5.6

6.4

3/4

3/4

23-5/8

13-7/8

8-7/8

N/A

54

0.82

0.81

Based on simultaneous showers using 2.5  gallons per minute. Flow rates vary depending on  temperature of cold water supply. Uniform Energy Factor and Energy Factor based on Department of Energy (D.O.E.) requirements. 
All models are available in Natural Gas and Propane (LP). For Propane replace the N with P when ordering. SCAQMD 1146.2 compliant.
Factory set maximum temperature is 120° F. See Use and Care Manual for setting.
Consult factory for information on sizing the application.
Add a "C" to the model number when ordering Canadian models. Outdoor models are only for seasonal use in Canada. Please contact Rheem Canada Ltd. for details.
Vent Termination Kits are required for Direct Vent models. Contact your distributor for details.
Proper gas pressure must be ensured to supply tankless gas water heaters – up to 199,900 BTU/h for RTG-95 models,  up to 180,000 BTU/h for RTG-84 models and up to 150,000 BTU/h for RTG-64 models. (Consult your gas supplier)

Model Number35°45°50°60°67°70°80°90°100°
RTG-RC95 Water Flow (GPM)9.57.46.65.55.04.74.13.73.3
RTG-95 Water Flow (GPM)9.57.46.65.55.04.74.13.73.3
RTG-84 Water Flow (GPM)8.46.76.15.14.54.33.83.43.0
RTG-64 Water Flow (GPM)6.45.65.14.23.83.63.22.82.5

Above estimates are for sizing purposes only.

maximum_vent_length_rheem_tankless_water_heaters_rtg-95.png

Maximum Vent Length (intake/outlet):

Number of 90° Elbows

Maximum Length of Straight Pipe

1

39.0 ft. (12.0 m)

2

37.5 ft. (11.5 m)

3

36 ft. (11 m)

4

34.5 ft. (10.5 m)

5

33.0 ft. (10.0 m)

6

31.5 ft. (9.5 m)

(Manufacturer approved venting required)

Rheem Tankless Water Heaters RTG-95 Features

Efficiency

  • 81 - .82 UEF (.82 EF) with all-copper heat  exchanger

Performance

  • Exclusive! Water Savings Setting –upon activation, this setting can save up to 1,100 gallons water/year1 by reducing flow at the tap until set temperature is achieved (optional)
  • Industry Best! Low Flow Activation –Minimum flow rate of .26 GPM and activation flow rate of .40 GPM ensures hot water in low demand situations

Easy Installation and Service

  • 1/2" Gas line compatibility
  • Exclusive! Maintenance Notice Setting – Alerts homeowner, after 500 hours of use, to call for service check (optional)
  • 3"/5" concentric vent system with Integrated condensate collector
  • Connects to Metal Fab. Inc., 3"/5" concentric venting without an adapter
  • High-altitude capability – up to 8,400 ft. elevation above sea level

Technology

For higher demand applications, accessories available to link multiple units in a load-sharing system

Low Emissions

 Environmentally Friendly ultra low NOx burner meets SCAQMD rule 1146.2 requirements

Safety

  • Exclusive! Guardian OFW™ overheat film wrap – prevents dangerous temperatures and provides industry best side-to-side clearance of 1/2 inch
  • Exclusive! Hot Start Programming –Minimizes cold water bursts by staying in ready-fire state for back-to-back hot water needs

Plus…

  • Digital remote control and 10 ft. of thermostat wire included – shows temperature setting and service codes
  • Requires 120V power supply (indoor models only)
  • Industry Best! Freeze protection to -30°F
  • Maximum water temperature is 140°F. For higher temperature applications, upgrade kits are available

Description

The Rheem Tankless Water Heaters RTG-95 is built with durability and performance in mind. It features a robust heat exchanger designed to withstand the rigors of continuous use. The unit includes advanced safety features such as overheat protection and freeze protection, ensuring safe operation under various conditions. The RTG-95 also comes with a user-friendly control panel that allows for easy temperature adjustments and monitoring of system status.

This tankless water heater is designed to integrate seamlessly with existing plumbing systems, making it a versatile choice for new installations or replacements. Its high efficiency translates into lower energy consumption, which can lead to significant savings on water heating bills over time.

Rheem Mid-Efficiency Tankless Water Heater with Built-In Recirculation
Same specifications as standard Mid-Efficiency models with added water savings and faster hot water.

rheem_mid-efficiency_rheem_tankless_water_heaters_rtg-95.png

RTG-RC95DVL
Indoor DV Only 11,000-199,900 BTU/h Natural and LP Gas

Built-In Recirculation

  • 199,900 BTU/h Indoor model only (For other variants consider on-demand recirculation pump kit)
  • Extended cabinet houses pre-plumbed recirculation pump for easy install and clean look
  • Recirculation provides faster hot water at the tap saving homeowner time
  • Max. Pipe Lengths:
    • 3/4" copper pipe – 400 ft. total
    • 1/2" copper pipe – 100 ft. total

Recirculation Pump

  • 008-CT Taco Genie On Demand Pump
  • Wired push button (included)
  • Separate power cord (2 total for unit)

Accessories

  • Service Valves – To isolate unit for easy flushing and maintenance (included)
  • Crossover Valve – Uses cold water line for recirculation reducing install time (included)
  • Remote Transmitter & Motion Sensor Activation Accessories for On-Demand Recirculation for pump (optional)

Setup Guide

To operate the Rheem Tankless Water Heaters RTG-95, follow these steps:

  1. Ensure proper installation by a certified professional to meet local building codes and manufacturer specifications.
  2. Connect the unit to your gas supply line and ensure all connections are secure.
  3. Connect the water supply lines to the inlet and outlet ports on the heater.
  4. Configure the temperature settings using the control panel to your desired level.
  5. Perform a system check to ensure all components are functioning correctly.

For assembly and configuration, refer to the detailed instructions provided in the user manual.

Troubleshooting

  • No Hot Water: Check gas supply, ensure proper connections, and verify that the unit is turned on.
  • Leaks: Inspect all connections for signs of leakage; tighten any loose fittings.
  • Overheating: Ensure proper ventilation around the unit; check for blockages in air intake vents.

Always refer to the user manual or contact a professional for assistance if you encounter any issues.

RTG-95 Warranty

  • 12-Year heat exchanger – residential,
    5-year   heat exchanger – commercial,
  • 5-year parts and 1-year labor

Pros & Cons

Pros

  • High Efficiency: Energy Star certified for lower utility bills.
  • Continuous Hot Water: Provides constant hot water supply.
  • Compact Design: Wall-mountable, saving floor space.
  • Durable Construction: Long-lasting heat exchanger.

Cons

  • Higher Upfront Cost: Initial investment is higher compared to traditional tank heaters.
  • Complex Installation: Requires professional installation which adds cost.
  • Dependence on Gas Supply: Requires a reliable gas supply line.

Customer Reviews

Customers have praised the RTG-95 for its reliable performance and significant energy savings. However, some users have noted that the initial cost and complexity of installation can be daunting. Here’s a common complaint:

"The Rheem RTG-95 has been great for our household, but we had to hire a professional to install it which added extra cost. Still, it’s worth it for the efficiency and convenience it offers."

Faqs

What is the Rheem RTG-95 tankless water heater's flow rate?

With a maximum flow rate of up to 9.5 GPM, the Rheem is perfect for large families.

Is a venting system necessary for the tankless water heater Rheem RTG-95?

In order to ensure appropriate exhaust and air intake, the Rheem RTG-95 does, in fact, use a direct vent system.

What is the energy efficiency of the Rheem RTG-95 tankless water heater?

Indeed, with an efficiency factor of 0.82, it is incredibly energy-efficient and contributes to lower energy costs.

What does the Rheem RTG-95 tankless water heater require for installation?

For optimal functioning, the Rheem needs a venting system, an appropriate gas supply, and skilled installation.

Is it possible to utilize the Rheem RTG-95 tankless water heater for both home and business applications?

Depending on the need, it can be used for both commercial and domestic purposes.

What differences exist between conventional tank water heaters and the Rheem RTG-95?

Unlike conventional tank water heaters, which store water and consume more energy, the Rheem RTG-95 provides hot water on demand while conserving space.

Which kind of gas does the tankless water heater operate on?

You can choose the Rheem RTG-95 according to your energy source because it comes in models that run on natural gas or propane.

What is the required installation space of the Rheem RTG-95 tankless water heater?

The proportions of the compact design, which measures 25.63 x 13.88 x 9.88 inches, are significantly less than those of standard tank water heaters.

Is the Rheem RTG-95 appropriate for homes with a lot of traffic?

It is perfect for homes with many bathrooms or high hot water demands because to its high flow rate and continuous hot water supply.

Is there a warranty for the tankless water heater Rheem RTG-95?

It has a 1-year labor warranty, a 5-year parts warranty, and a restricted 12-year heat exchanger warranty.

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