Lennox GWM-IE, GWM-200IE, 200000 Btu, Up to 95% AFUE, Wall Mount, Gas-Fired Water Boiler

Cat # : 95W72

Model/Part # : GWM-200IE


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Catalog Number
Model/Part Number
Minimum Order Quantity
Base Unit of Measure
Heating Capacity
200000 Btu
Product Voltage
120 VAC 1 Ph 60 Hz
Product Depth
16 Inch
Product Height
42 Inch
Up to 95% AFUE
Product Width
23 Inch
Ignition Type
Electronic Ignition
Gallon Capacity
Gas-Fired Water Boiler
Energy Star Certified
Heat Exchanger Type
Stainless Steel
Mounting Type
Wall Mount
Gross Weight
182 lbs
Coaxial Flue Size
3 Inch
Burner Type
Pre-Mix Stainless Steel

Product Overview

GWM-IE Boiler

High efficiency, gas modulating condensing water boiler

Designed to maximize fuel savings, the GWM-200IE boiler delivers up to 40% greater efficiency than conventional boilers. Its burner matches heating output to household demand, using only the energy necessary to keep your customers comfortable.

200 MBH Input Maximum Boiler, 185 MBH Heating Capacity

Energy Efficiency

  • ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency, which means energy savings
  • Electronic ignition control—monitors water temperature and maximizes efficiency by turning on the burner only when needed
  • Stainless steel, finned tube heat exchanger design—converts waste energy into usable heat

Quiet Operation

  • Sealed combustion—minimizes fan noise and provides quiet, soothing heat

Home Comfort

  • Modulating capability—allows burner to fire at a rate as low as 20% of its full capacity to perfectly match comfort needs

Reliable Performance

  • Stainless steel, finned tube heat exchanger design—is self cleaning and extremely durable
  • Stainless steel mesh burner—provides greater resistance to corrosion and oxidation than aluminized steel burners
  • CPVC flue condensate collector—is corrosion resistant and eliminates the use of metal in venting area