Mr. Heater 125,000 BTU Garage Heater
Mr. Heater 125,000 BTU Garage Heater
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Mr Heater® Big Maxx® 125,000 BTU Garage Heater

SKU # 215011   
Reg. $1,488.99  
Save 10%
Sale $1,299.99
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5 in Stock
Warehouse (as of 1:31am CT)
  • Specifications +
  • Features
Mr Heater® Big Maxx® 125,000 BTU Garage Heater

This Big Maxx™ Natural Gas Garage/Workshop Unit Heater is designed for residential and commercial use, easily heating a 2- to 3-car garage. Built-in electric high velocity fan pulls cool air into the rear of the heater and over a heat exchanger, forcing hot air into the surrounding area.

Requires only 1" clearance from ceiling with 2 included angle brackets
Power exhaust allows for vertical or horizontal venting
Designed for right or left side piping, electrical and flue connections by simply rotating 180°
Aluminum tubular heat exchanger for maximum efficiency and longer life
Spark ignition with self-diagnostic control module

  • 125,000 BTU per hour
  • For use with natural gas
  • Heats up to 4,167 sq. ft.
  • Spark ignition features self-diagnostic
  • Includes 2 angle brackets for ceiling mount
  • Low profile design - can be installed in low-ceiling buildings
  • Heater accepts WiFi thermostats
  • Minimum 8ft clearance from floor to base of heater required
  • 1/2" gas connection
  • Category 1 vertical, category 3 horizontal venting
  • Easy outside access to thermostat and AC terminals
  • Requires 115 Volt AC power
  • 4" flue for both horizontal and vertical venting venting kit required (not included)
  • Thermostat sold separately

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