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50,000 BTU per hour heats up to 1250 sq. ft. (Applies to Mr. Heater F260550 Big Maxx MHU50NG Natural Gas Unit Heater)
Powered exhaust allows for vertical or horizontal venting (Applies to Mr. Heater F260550 Big Maxx MHU50NG Natural Gas Unit Heater)
Easy outside access to thermostat and A/C terminals and gas connection (Applies to Mr. Heater F260550 Big Maxx MHU50NG Natural Gas Unit Heater)
Comes with everything needed for installing most gas appliances including 18-inch flexible gas line, 3 different couplings and on/off valve (Applies to Mr. Heater F271239 One-Stop Universal Gas-Appliance Hook-Up Kit)
On/off valve provides easy servicing of appliances or summer shutdown (Applies to Mr. Heater F271239 One-Stop Universal Gas-Appliance Hook-Up Kit)