A-1 Geothermal
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Greenstar Combi Wall Hung Gas Boilers

  • High Efficiency - 96.8%
  • Low NOx Emissions Ahead of 2012 SCAQMD Regulations
  • Low electrical consumption when the boiler is in standby mode

Greenstar Heat Only Wall Hung Gas Boilers

  • High Efficiency - 96.8%
  • Low NOx Emissions
  • Available as NG or LP
Our Work In Your Area

  • Gas Furnaces in Portage, MI
  • Tankless Water Heater Service in Hastings, MI
  • Heat Pump Service in Three Rivers, MI
  • Geothermal Heating and Cooling in Vicksburg, MI
  • Tank Hot Water Heaters in Mattawan, MI
  • Central Heating And Cooling in Richland, MI
  • Heating Repairs in Sawyer, MI
  • Central Heating And Cooling in Wayland, MI
  • Furnace Cleaning in Portage, MI
  • Furnace Service and Repair in Plainwell, MI
  • Efficient Heat Pumps for Heating & Air Conditioning in Belding, MI
  • Geothermal Heating and Cooling in Saint Joseph, MI
  • Heat Pump Service in Portage, MI
  • Central Heating And Cooling in Otsego, MI
  • Air Conditioning Service, Repair and Installation in Plainwell, MI
  • Air Conditioning Service, Repair and Installation in Jackson, MI
  • Heating Repairs in Okemos, MI
  • Water Source and Geothermal Heat Pump Service in Plainwell, MI
  • Walk-In Cooler and Freezer Service in Schoolcraft, MI
  • Commercial Reach-in Cooler and Freezer Service in Otsego, MI
  • Backflow Preventer in Decatur, MI
  • Water Source and Geothermal Heat Pump Service in Mattawan, MI
  • Heat Pump Service in Constantine, MI
  • Heating Repairs in Grand Junction, MI
  • Central Heating And Cooling in Galesburg, MI

A-1 Geothermal
6461 Valley Industrial Drive, KALAMAZOO, MI 49009
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