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RHEEM-RUUD Commercial Gas Water Heater: Natural Gas, 100 gal, 80,000 BTU - General Purpose Commercial Gas Water Heaters
RHEEM-RUUDGeneral Purpose Commercial Gas Water Heaters

RHEEM-RUUD Commercial Gas Water Heater: Natural Gas, 100 gal, 80,000 BTU

The RHEEM-RUUD Commercial Gas Water Heater (Natural Gas) is a general-purpose commercial water heater with a nominal tank capacity of 100 gal and an 80,000 BTU input. It features an automatic thermostat, direct spark…

SKU 3G-OTH-452251

Brand
RHEEM-RUUD
Item
Commercial Gas Water Heater: Natural Gas, 100 gal, 80,000 BTU
Category
General Purpose Commercial Gas Water Heaters
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Technical Specifications

RHEEM-RUUD
Manufacturer Part Number
G100-80
Type
100 gal
Ht
69.63 in
BTU
80,000
Market
Commercial
Low NOx
No
Fuel Type
Natural Gas
Standards
US CSA (Star)
Sub-brand
Rheem Ruud
Vent Type
Standard
Ignition Type
Direct Spark to Pilot
Included Valves
Temperature and Pressure Relief
Display Sell UOM
EA
Low NOx Compliant
Includes Standard Burner
Operating Voltage
120V AC
Included Valve Type
T & P Relief
Automatic Thermostat
Yes
Recovery Rate @ Rise
111 gph @ 70°F
Vent Connection Size
4 in
Nominal Tank Capacity
100 gal
Water Connection Location
Rear
Maximum Recovery Flow Rate
194 gph @ 40°F
View Full Spec Sheet

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RHEEM-RUUD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RHEEM-RUUD Commercial Gas Water Heater (Natural Gas) is a general-purpose commercial water heater with a nominal tank capacity of 100 gal and an 80,000 BTU input. It features an automatic thermostat, direct spark to pilot ignition, and standard vent type, with a recovery rate of 111 gph @ 70°F and a maximum recovery flow rate of 194 gph @ 40°F. This unit operates on 120V AC, includes a temperature and pressure relief valve, and meets US CSA (Star) standards.

Frequently Asked Questions

What is the RHEEM-RUUD G100-80 commercial gas water heater used for?

The RHEEM-RUUD G100-80 is a general-purpose commercial gas water heater designed for high-demand hot water applications in businesses such as restaurants, hotels, and laundries. It provides a 100-gallon tank capacity with 80,000 BTU input, ensuring reliable hot water supply for continuous commercial operations.

What are the specifications of the RHEEM-RUUD G100-80 water heater?

The RHEEM-RUUD G100-80 has a 100-gallon nominal tank capacity, 80,000 BTU input, and a height of 69.63 inches. It operates on 120V AC with direct spark to pilot ignition, includes a temperature and pressure relief valve, and meets US CSA (Star) standards. Recovery rate is 111 gph at 70°F rise.

Where to buy the RHEEM-RUUD G100-80 commercial water heater worldwide?

You can source the RHEEM-RUUD G100-80 commercial gas water heater through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this model.

How to install the RHEEM-RUUD G100-80 gas water heater?

Installation of the RHEEM-RUUD G100-80 requires a certified plumber or technician. Ensure proper venting with a 4-inch vent connection, connect to 120V AC power, and attach the included T&P relief valve. Follow local codes and the manufacturer's manual for gas line and water connection specifications.

Used in

Common applications for RHEEM-RUUD
Hotel laundry facilities — Rheem-Ruud commercial gas water heaters (e.g., GNU76-200) for high-volume hot water supply
Restaurant kitchens — Rheem-Ruud point-of-use electric water heaters (e.g., EGSP20) for under-sink hot water
Industrial wash stations — Rheem-Ruud storage tanks (e.g., ST80) to buffer hot water demand
Office building break rooms — Rheem-Ruud compact electric water heaters (e.g., EGSP10 120V) for localized hot water
Commercial dishwashing — Rheem-Ruud gas water heaters (e.g., G82-156) for continuous hot water at 180°F sanitizing temperatures

RHEEM-RUUD Products

3G Electric supplies RHEEM-RUUD general purpose commercial gas water heaters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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