GMI 8M Dual Gas


2006 AHR Innovation Award For GMI 8M

Gasmaster industrial boiler capable of heating up to 160 apartment units.

Unique Features

  • Up to 99.8% efficient
  • 316L stainless steel heat exchanger
  • Optional designs for Natural Gas / LPG / Dual Fuel / Biogas
  • Low greenhouse gas emissions
  • LEED credits
  • Low environmental impact
  • Internationally patented
  • Single pass, tank-less
  • Certified for potable water
  • Thermal shock proof
  • Tested at 1.5 times working pressure
  • Direct Vent System Certified UL 1738 – USA & CULS636 – CAN
  • SCAQMD Listed
  • CSA Design Certified
Input 8,000,000 BTU/hr 2,344 kW 239 bhp
Output 7,600,000 BTU/hr 2,227 kW 227 bhp

Space Saving

Width Depth Height Floor Space Occupied
68 in 102 in 87 in 48 sq ft

10 year prorated warranty on heat exchanger against corrosion of flue gases.

OEM warranty on all other components.

20 year thermal shock warranty on heat exchanger.

Download Literature

Please Note: Actual model may differ from information provided here. For more accurate information please contact our technical support.


Product Drawings

GMI 8M Dual Gas Product Drawing

Component Drawings

Gas Train (Default)

Siemens 1-2 psi

Gas Train (Optional)

Honeywell 1-2 psi
Siemens 2-5 psi Low NOx
Honeywell 1-2 psi IRI

Note: For IRI, GEGAP, low/high gas pressures and other options please contact the factory or the authorized representative in your area.

Clearance Drawing

GMI 8M Dual Gas Single Unit
GMI 8M Dual Gas Dual Unit