Xtreme

Xtreme™ is a family of high-input, fast recovery commercial water heaters that complies with Low NOx Emissions

Xtreme is an advanced line of fast recovery commercial gas waterheaters. These products can deliver up to 756 gallons per hour at 100degree F rise. The small jacket diameter makes it a popular choice forretro fits and it is a versatile choice for new construction. Modelsrange from 500,000-715,000 Btu/h, with a maximum temperature setting of180 degrees Fahrenheit.

Space Saver Design
Xtreme maximizes installation adaptability by offering models with frontand rear inlet/outlet water connections. Short heights and small jacketdiameters result in greater installation flexibility.

System Sentinel™ LED Diagnostic System
Our exclusive diagnostic system, with glowing LED lights, verifies system operation sequence by sequence.

Patented Multi-Flue Tank Design
Proprietary steel formulation, patented multi-flue design, and two coatsof high temperature porcelain enamel maximize corrosion resistance andresult in a superior heat exchanger design.

Automatic Flue Damper
Low profile design minimizes overall product height. Heavy duty venthood supports are designed to withstand rigors of installation.

Specialized Burner Assembly
Each model features five premix burners mounted into a metal face plateand sealed with a Viton gasket. Patented “quick release” manifold foreasier service.

Direct Spark-to-Pilot Ignition System
Energy saving ignition that ignites pilot only when there is a call forheat. Round Premix Burners Precision burners are formed from highchromium 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
Patented design utilizes multiple magnesium rods to ensure long life and corrosion resistance.

DESCRIPTION
XTREME MODELS
GAL CAP.	MODEL NUMBER	INPUT (BTU/H) NAT. & LP
90	GX90-550(A)	550,000 NAT
90	GX90-640(A)	640,000 NAT
90	GX90-715(A)	715,000 NAT
90	GX90-500(A) LP	500,000 LP
90	GX90-600(A) LP	600,000 LP
90	GX90-680(A) LP	680,000 LP