Slant Fin Galaxy Boiler Installed



  • Fuel: Gas-Fired
  • System: Radiant Hot Water Heating
  • Combustion: Natural Draft, atmospheric
  • Capacity: 7500 BTU and Up
  • Efficiency: up to AFUE 84%


Slant/Fin’s Galaxy is a hot water boiler heating system which is one of America’s most trusted gas boilers. Installed in tens of thousands of homes, Galaxy is the choice of experienced heating professionals everywhere. For homeowners, it’s the wise choice for long-term efficiency and reliability. It doesn’t rely on complex technologies for its efficiency, so there’s less to pay for now and less to go wrong. While other boilers become subject to performance and breakdown problems over the years, you can count on Galaxy for efficient, trouble-free performance.

  • Thermal targeting technology to conserve fuel by monitoring heating demand
  • Low water cut-off function • Thermal pre-purge option to save fuel
  • Display shows boiler water temperature and boiler control’s setting
  • LED lights provide information of boiler operation
  • Sizes from 95,000 to 399,000 Btu/h
  • Hot water and steam models
  • Intermittent pilot ignition
  • Natural gas or propane
  • Tankless heater optional (GXH, GXHII & GXHA models only)

5 Years Parts Limited Warranty


Product Depth (in.)24.5
Product Height (in.)37.875
Product Width (in.)16.5,
Annual Fuel Utilization Efficiency (AFUE) (%)81.2
Capacity (gallons)5.7
Color FamilyBlacks
Energy Consumption (kWh/year)1
Fuel GaugeNo
Fuel TypeNatural Gas
Heat rating (BTU/hour)120000
Heating Product TypeBoiler
Heating Technology TypeConvection
Ignition TypeInterrupted Spark
Product Weight (lb.)360

Product Literature

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Installation Information

Subject to inspection*

All Orders Subject to Confirmation by Metropolitan:

Upon receipt of your order or booking inquiry, a member of our service team will contact you to arrange a (virtual) site inspection, and provide an order confirmation, and provide you options for installation. All orders are subject to confirmation or cancellation by Metropolitan Heating & Air Conditioning Ltd. Financing Orders subject to Approved Credit.