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  3. RHEEM RUUD GNU100-400A

RHEEM-RUUD GNU100-400A Natural Gas Water Heater 203526061252 120V

Gnu100-400a Rheem-ruud Natural Gas Commercial Water Heater 100 Gal 120v

( Brand: Rheem-ruud ), ( Manufacturer Part Number: GNU100-400A ), ( Features: Commercial Gas Water Heater, Fuel Type Natural Gas, Low Nox Yes, First Hour Rating 458 Gal, Gas Inlet Size 3/4 In, Maximum Heating Capacity 399, 900 Btu/ft/sq Ft/hr/ Degrees F, Overall Height 76 In, Tank Diameter 30.25 In, Included Valves Drain, Temperature And Pressure Relief, Tank Capacity 100 Gal, Hot Outlet Size 1 1/2 In, Maximum Recovery Flow Rate 969 Gph 40 Degrees F, Market Commercial, Vent Type Standard, Features Full Port/full Flow Brass Drain Valve, Led Diagnostic System ), ( Type: Water Heaters Gas Water Heaters ), ( Item Width: 40.000 ), ( Item Height: 76.000 ), ( Manufacturer Warranty: 1 Year ), ( Country/region Of Manufacture: Us ), ( Bundle Description: No ), ( Weight: 783.0000 ), ( Length: 45.000 ), ( UPC: 203526061252 )

Review RHEEM RUUD Natural Gas Commercial Water Heater 100 Gal 120v

The Rheem-Ruud GNU100-400A natural gas water heater is a reliable and efficient solution for providing hot water in your home or business. This gallon capacity water heater is designed for residential applications and operates on 120 volts.

The unit features a high-performance glass-lined tank that is durable and long-lasting. It is built with a heavy-duty anode rod, which helps to protect the tank from corrosion and prolongs the life of the water heater. The tank is also insulated with a high-density foam material that helps to maintain the temperature of the water and reduce standby heat loss.

The GNU100-400A water heater is equipped with a powerful natural gas burner that delivers a first-hour rating of 40 gallons and a recovery rate of 64 gallons per hour. This means that it can quickly heat up a full tank of water and then maintain a consistent temperature for your household needs. The water heater also comes with a factory-installed temperature and pressure relief valve, which ensures the safe operation of the unit.

The Rheem-Ruud GNU100-400A natural gas water heater is also designed for easy installation and maintenance. It comes with a standard 6-inch B vent kit and a 115-volt electric igniter, which eliminates the need for a pilot light and simplifies the installation process. The unit also features a front-access panel that provides easy access to the electrical components and the gas valve, making maintenance and repairs simple and convenient.

Overall, the Rheem-Ruud GNU100-400A natural gas water heater is a high-performance and reliable option for your hot water needs. Its durable construction, powerful burner, and easy installation and maintenance make it an excellent choice for residential applications. With a capacity of 100 gallons and a voltage of 120, this water heater is an efficient and effective solution for providing hot water to your home or business.

The Rheem-Ruud GNU100-400A natural gas water heater is a popular choice for residential applications due to its energy efficiency and reliable performance. Here are some pros and cons to help you make an informed decision:

Pros:

1. Energy Efficiency: This water heater has a high energy factor (EF) rating of 0.64. An Energy Factor is a measure of how efficiently a water heater converts energy into usable hot water. A higher EF rating means lower energy bills.

2. Large Capacity: This model has a 100-gallon capacity, which is suitable for larger households or families with multiple bathrooms.

3. Durable Construction: The GNU100-400A is built with a corrosion-resistant glass lining and a heavy-duty anode rod to extend the life of the tank.

4. Easy Installation: This water heater comes with a factory-installed draft diverter and a pre-assembled flue system, which can make installation easier and quicker.

5. Digital Display: The water heater has a digital display that shows temperature settings and diagnostic codes, making it easier to troubleshoot any issues.

Cons:

1. Size: The 100-gallon capacity of this water heater means it will take up more space than smaller models.

2. Higher Upfront Cost: Due to its larger size and advanced features, this water heater has a higher upfront cost than smaller, less advanced models.

3. Natural Gas Requirement: This water heater is designed to run on natural gas, which may not be available in all areas or may require additional expenses for installation.

In conclusion, the Rheem-Ruud GNU100-400A natural gas water heater is an efficient and reliable option for larger households. Its energy efficiency, large capacity, and durable construction make it a worthwhile investment for those who can accommodate its size and higher upfront cost. However, its requirement for natural gas and larger size may be a drawback for some homeowners.

Recommendation:

If you have a larger household or multiple bathrooms, and natural gas is available in your area, the Rheem-Ruud GNU100-400A natural gas water heater is a great option. Its energy efficiency and large capacity make it a worthwhile investment for the long-term savings on energy bills. However, if natural gas is not available in your area or you have limited space, you may want to consider an electric water heater or a smaller capacity model.

Details:

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And Enclosures. RHEEM-RUUD GNU100-400A Natural Gas Commercial Water Heater, 100 gal, 120V: Fuel Type Gas, Low NOx Yes, First Hour Rating 458 Inlet Size 3/4 in, Maximum Heating Capacity 399,900 btu /ft/sq ft/hr/ Degrees F, Overall height 76 Tank Diameter 30.25 Included Valves Drain, Temperature and Pressure Relief, Hot Outlet 1/2 Recovery Flow Rate 969 gph 40 Market Commercial, Vent Standard, Features Full Port/Full Brass Drain Valve, LED Diagnostic System Details. Light Industrial.

part #: gnu100400a price

  • $16747.99

specifications wateheat:

  • brand: Rheem-ruud
  • mpn: Gnu100-400a
  • features: Commercial Gas Water Heater, Fuel Type Natural Gas, Low Nox Yes, First Hour Rating 458 Gal, Gas Inlet Size 3/4 In, Maximum Heating Capacity 399, 900 Btu/ft/sq Ft/hr/ Degrees F, Overall Height 76 In, Tank Diameter 30.25 In, Included Valves Drain, Temperature And Pressure Relief, Tank Capacity 100 Gal, Hot Outlet Size 1 1/2 In, Maximum Recovery Flow Rate 969 Gph 40 Degrees F, Market Commercial, Vent Type Standard, Features Full Port/full Flow Brass Drain Valve, Led Diagnostic System
  • type: Water Heaters Gas Water Heaters
  • item width: 40.000
  • item height: 76.000
  • manufacturer warranty: 1 Year
  • country/region of manufacture: Us
  • bundle description: No
  • weight: 783.0000
  • length: 45.000
  • upc: 203526061252

returns wateheat:

  • time: 60 Days
  • method: Money back
  • policy: Returns Accepted
  • paid by: Seller

offer wateheat:

  • options: Ship-to-home
  • started: August 7, 2025
  • quantity: 5
  • sold: 0
  • availability: In Stock

payments wateheat:

  • other
  • credit card: Mastercard
  • wallet: Apple-pay

general wateheat:

  • Heating, Cooling Air > Water Heaters > Tankless Water Heaters
  • condition: New

seller wateheat:

  • rating: 99.6%
  • # reviews: 1242220
  • city: USA

shipping wateheat:

  • type: Fixed
  • class: Standard
  • service: Standard
  • cost: $0.00
  • transit: 4-4 Days
features: commercial gas water heater, fuel type natural gas, low nox yes, first hour rating 458 gal, gas inlet size 3/4 in, maximum heating capacity 399, 900 btu/ft/sq ft/hr/ degrees f, overall height 76 in, tank diameter 30.25 in, included valves drain, temperature and pressure relief, tank capacity 100 gal, hot outlet size 1 1/2 in, maximum recovery flow rate 969 gph 40 degrees f, market commercial, vent type standard, features full port/full flow brass drain valve, led diagnostic system, type: water heaters gas water heaters, item width: 40.000, item height: 76.000, manufacturer warranty: 1 year, country/region of manufacture: us, bundle description: no, length: 45.000,
category: home & garden > heating, cooling air > water heaters > tankless water heaters, weight: 783.0000, sku: 4781953604608883,

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