Skip to product information
1 of 4

NT1

Mr. Heater Big Maxx Natural Gas Garage/Workshop Unit Heater, 80,000 BTU

Mr. Heater Big Maxx Natural Gas Garage/Workshop Unit Heater, 80,000 BTU

Regular price $360.00 USD
Regular price $600.00 USD Sale price $360.00 USD
Sale Sold out

Low stock: 2 left

Shroud is tweaked from shipping, does not affect the use of the heater
Missing one louver spring

Model# MHU80NG

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 the ceiling (two angle brackets are included). Big Maxx features power exhaust for vertical or horizontal venting. Use right or left side piping, electrical and flue connections by simply rotating 180°. Big Maxx includes an aluminum tubular heat exchanger for maximum efficiency and longer life. Handy extras include spark ignition with a self-diagnostic control module and easy outside access to the thermostat and AC terminals. Works with Thermostat sold separately
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
6 Amp draw
Horizontal venting kit, Item# 29794, and vertical venting kit sold separately

View full details