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Xtreme
MODEL GX90-680A
- 3-Year limited tank warranty
- 90-Gallon Capacity
- 500,000-715,000 BTU/h
- Low NOx performance, less than 40ng/J
- Energy Saving Ignition System
SKU GX90-680A
Model Xtreme
Tank Capacity 90
Fuel Natural Gas
Height 68"
Single Shower Minutes 41
Number Back To Back Showers 4
Features & Benefits
- Xtreme is an advanced line of fast recovery commercial gas water heaters. These products can deliver up to 693gallons per hour at 100 degree F rise.The small jacket diameter makes it a popular choice for retro fits and it is a versatile choice for new construction. Models range from 500,000-715,000BTU/h, with a maximum temperature setting of 180 degrees Fahrenheit.
Space Saver Design
- Xtreme maximizes installation adaptability by offering models with front and rear inlet/outlet water connections. Short heights and small jacket diameters result in greater installation flexibility.
System Sentinel™ LED Diagnostic System
- Our exclusive diagnostic system, with glowing LED lights, verifies system operation sequence by sequence.
Multi-Flue TankDesign
- Proprietary steel formulation, patented multi-flue design, and two coats of high temperature porcelain enamel maximize corrosion resistance and result in a superior heat exchanger design.
Automatic Flue Damper
- Low profile design minimizes overall product height. Heavy duty vent hood supports are designed to withstand rigors of installation.
Specialized Burner Assembly
- Each model features five premix burners mounted into a metal face plate and sealed with a Viton gasket. Innovative “quick release” manifold for easier service.
Direct Spark-to-Pilot Ignition System
- Energy saving ignition that ignites pilot only when there is a call for heat.
Round Premix Burners
- Precision burners are formed from high chromium stainless steel.
Low NOx Emissions
- GX90-550 and GX90-640 meet low NOx emissions of less than 40 ng/J.
Full-port, Full-flow Drain Valve
- Factory installed brass drain valve allows for faster draining and servicing.
Altitude Certifications
- Standard Natural and LP models are certified up to 2,000 feet. High altitude models, 8,000 feet.
Anode Rods
- Design utilizes multiple magnesium rods to ensure long life and corrosion resistance.
- 3-Year limited tank warranty
More Commercial Rheem Products
Find additional documentation by viewing these related products.
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