RHEEM-RUUD Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 250,000 BTU
The RHEEM-RUUD Commercial Gas Water Heater (SKU 21XP16, MPN GNU100-250A) is a general-purpose commercial water heater with a 100-gallon nominal tank capacity and a 250,000 BTU input. It operates on natural gas…
SKU 3G-OTH-452256
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Product Description
The RHEEM-RUUD Commercial Gas Water Heater (SKU 21XP16, MPN GNU100-250A) is a general-purpose commercial water heater with a 100-gallon nominal tank capacity and a 250,000 BTU input. It operates on natural gas, features a direct spark to pilot ignition, and includes a California Low NOx compliant burner. Key specifications include a recovery rate of 242 gph @ 100°F, a maximum recovery flow rate of 606 gph @ 40°F, a 6-inch vent connection, and a 120V AC operating voltage. This unit is ASHRAE compliant and comes with a T & P relief valve and a drain valve.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the RHEEM-RUUD GNU100-250A commercial gas water heater used for?
The RHEEM-RUUD GNU100-250A is a general-purpose commercial gas water heater designed for high-demand hot water applications in commercial buildings such as restaurants, hotels, and laundries. It provides a 100-gallon tank capacity with a 250,000 BTU input and a recovery rate of 242 gph at 100°F rise, ensuring reliable hot water supply.
What are the specifications of the RHEEM-RUUD GNU100-250A water heater?
The RHEEM-RUUD GNU100-250A has a 100-gallon nominal tank capacity, 250,000 BTU input, and operates on natural gas. It features a direct spark to pilot ignition, a California Low NOx compliant burner, and a 6-inch vent connection. Operating voltage is 120V AC, and it includes a T&P relief valve and drain valve. It is ASHRAE compliant.
Where to buy the RHEEM-RUUD GNU100-250A commercial water heater worldwide?
3G Electric supplies the RHEEM-RUUD GNU100-250A commercial gas water heater worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this unit to commercial facilities globally.
How to install the RHEEM-RUUD GNU100-250A commercial gas water heater?
Installation of the RHEEM-RUUD GNU100-250A requires a licensed professional. Ensure proper venting with a 6-inch connection, natural gas supply, and 120V AC power. The unit includes a T&P relief valve and drain valve. Follow local codes and the manufacturer's manual for clearances, piping, and safety. 3G Electric provides sourcing support but does not offer installation services.
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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.















