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$100 Order

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 $10 
Current price:
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$500 Order

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  • The promo code 289806 must be entered on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire .
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.

Product Summary

This Mr. Heater Big Maxx™ Natural Gas Garage/Workshop Unit Heater is quiet and vented for easily heating a 2- to 3-car garage. The low-profile design requires only 1in. clearance from ceiling. Includes LP conversion kit for easy change over. Two angle brackets allow for positioning heater up and out of the way. Works with thermostat, Item# 173641 (sold separately). Note: Installation requires an 8ft. clearance from the floor and will not pass code with less than 8ft.

Features + Benefits

  • Power exhaust allows for vertical or horizontal venting
  • Designed for right or left side piping, electrical and flue connections by simply rotating 180°
  • Tubular heat exchanger and spark ignition 3 Amp draw
  • Horizontal venting kit, Item# 29794, and vertical venting kit sold separately
  • Thermostat sold separately -- Item# 173641
  • Includes LP conversion kit
  • Note: Due to BTU loss through exhaust gases, heater runs at approx. 81% operating efficiency.
  • Note: Installation requires an 8ft. clearance from the floor and will not pass code with less than 8ft.
  • Note: Check local codes and ordinances for further approved installation and usage. See product manual for venting and electrical supply requirements.

Features + Benefits

  • Power exhaust allows for vertical or horizontal venting
  • Designed for right or left side piping, electrical and flue connections by simply rotating 180°
  • Tubular heat exchanger and spark ignition 3 Amp draw
  • Horizontal venting kit, Item# 29794, and vertical venting kit sold separately
  • Thermostat sold separately -- Item# 173641
  • Includes LP conversion kit
  • Note: Due to BTU loss through exhaust gases, heater runs at approx. 81% operating efficiency.
  • Note: Installation requires an 8ft. clearance from the floor and will not pass code with less than 8ft.
  • Note: Check local codes and ordinances for further approved installation and usage. See product manual for venting and electrical supply requirements.

Warranty

Manufacturer's Warranty

3 year limited warranty