GF200 (Discontinued)

The innovative GF200 is a unique Combi Furnace that offers a new dimension of comfort, smart efficiency, and energy savings. Its superior quality, integrated and compact design, featuring two appliances in one, allows for fast installation and saves space. The GF200 is equipped with Green Furnace control technology features the most advanced components providing whisper quiet heating performance as well as quick and abundant hot water.

Main Features

Eligible for energy efficiency rebates

Simultaneous operation of space heating and hot water

10-stage modulation for smooth temperature control

Extremely quiet and efficient heat delivery

Internal recirculation and buffer tank for quick hot water delivery

Pairs with air conditioning and heat pumps

Vents in PVC, CPVC or Poly Propylene


ComponentSpace HeatingDomestic Hot Water
Heat Capacity (Input)19900 - 80000 BTU/H19900 - 199900 BTU/H
Energy Efficiency - AFUE97.1%-
Energy Efficiency - UEF-0.96
Energy Efficiency - EF-0.97
Hot Water Flow Rate - 50 °F (28 °C) Temp Rise-7.8 GPM (29 L/M)
Hot Water Flow Rate - 65 °F (36 °C) Temp Rise-6.0 GPM (23 L/M)
Hot Water Flow Rate - 80 °F (44 °C) Temp Rise-4.8 GPM (18 L/M)
Hot Water Flow Rate - Minimum-No minimum required
Venting Material - IntakePVCPVC
Venting Material - ExhaustPVC/CPVC/polypropylene*PVC/CPVC/polypropylene*
Venting Max - 3 in150 ft*150 ft*
Venting Max - 2 in60 ft* 60 ft*
Heat Exchange - PrimaryStainless SteelStainless Steel
Heat Exchange - SecondaryStainless SteelStainless Steel
Dimensions17 3⁄4 in (W) x 38 in (H) x 38 in (D)17 3⁄4 in (W) x 38 in (H) x 38 in (D)
Weight248 lbs248 lbs
Installation TypeIndoorIndoor
Power Supply120 V AC, 60 Hz120 V AC, 60 Hz



Discover all the details of the new GF200 Combi Furnace


Manuals & Guides

GF200 Installation and Operation Manual


GF200 Quick Installation Guide


GF200 Submittal


GF200 Brochure


GF200 Revit Native Files





Years 1 through 5, 100% coverage

Components Covered

All parts (including Pressure Vessel)



Years 6 through 8, 100% coverage

Components Covered

Pressure Vessel only

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