Mr. Heater F260560 Big Maxx MHU80NG Natural Gas Unit Heater

Natural gas to Liquid Propane conversion kit included. This 80, 000 btu natural Gas Unit heater is the way to go. It uses a built-in electric high velocity fan to pull cool air into the rear of the heater, across a heat exchanger, then forcing warm air into the surrounding areas. With a mounting clearance of only 1 inch, external access to power, the supplied brackets, and thermostat connections - installation is a cinch.

Heater. Limited 3 year warranty on parts and burners. Powered exhaust allows for vertical or horizontal venting. If you are looking to turn your garage or barn into a work space you can use all year-round, you will have to find a safe quiet and reliable heat source. Ft. These heaters only require 115v AC power and can be vented vertically or horizontally - please check local codes and restrictions.

This heater offers the operating versatility and safety that you have come to expect from Mr. 80, 000 btu per hour heats up to 2, 000 sq. 05 inch gas connection. Easy outside access to thermostat and A/C terminals.


Mr. Heater Thermostat for Heater

An incredibly durable Thermostat for Low Voltage and Millivolt Heaters. Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater. No external Power Needed. Mounts in Minutes. Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. Simple 2-wire System.


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Mr. Heater 4 Inch Vertical Vent Kit for Big Maxx MHU80LP and MHU80NG Unit Heaters

No external Power Needed. May require additional parts to meet local codes. Please check and adhere to all state and local codes before installation. 1 4" x 36" b-vent pipe. 1 adjustable roof flashing. Maintains proper clearances through combustible construction. 1 3" to 4" adapter. 2 4" x 24" vent pipe. Other select parts may be required for your installation needs.

Includes 1 3" to 4" adapter. Designed for vertical installation only. Mounts in Minutes. Mhu80 and hsu80 model unit heaters. Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. Can be used with MHU75. 1 4" 90 degree elbow, roof flashing, wall fire stop, storm collar, and vent cap Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater.

Simple 2-wire System.


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ICM Controls FS1500VL Frost Sentry Garage Thermostat for Single-Stage Heating System

Millivolt and Hydronic water or steam System Compatible. May require additional parts to meet local codes. Mercury-Free, Environmentally Safe. 1 adjustable roof flashing. 35°f to 75°F. 1 3" to 4" adapter. Battery operated. Can be used with MHU75. Simple 2-wire System. Controls Single Stage Heating Systems. Mounts in Minutes.

Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. Vertical design. Compatible with Gas and Electric Systems. Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater. No external Power Needed. Frost sentry Garage Thermostat for single-stage heating systems. Maintains proper clearances through combustible construction.

Backlit Display.


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SELKIRK Corp 187704 Wall Thimble, 4-Inch

4" 4rv-wt wall Thimble. Mounts in Minutes. Backlit Display. Round type B gas vent. Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater. When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles. No external Power Needed. Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater.

. Adjusts 4-1/8" to 7" to fit wall thickness. Tested and listed per ul-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings. Tested and listed per ul-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings. 1 3" to 4" adapter.

Maintains proper clearances through combustible construction. 4" 4rv-wt wall Thimble. Simple 2-wire System. Adjusts 4-1/8" to 7" to fit wall thickness. When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles. Round type B gas vent. May require additional parts to meet local codes.




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Mr. Heater Big Maxx Fuel Conversion Kit, NG to LP

Backlit Display. Adjusts 4-1/8" to 7" to fit wall thickness. Controls Single Stage Heating Systems. 4" 4rv-wt wall Thimble. 1 3" to 4" adapter. Can be used with MHU75. Tested and listed per ul-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings. Simple 2-wire System.

Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. Compatible with Gas and Electric Systems. May require additional parts to meet local codes. Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater. When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles.

This convenient kit will convert your 50, 000 BTU and 80, 000 BTU Mr. Maintains proper clearances through combustible construction. Mercury-Free, Environmentally Safe. Easy to Replace. Easy to follow instructions and all components needed. Mounts in Minutes. 1 adjustable roof flashing.


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Mr. Heater Corporation MHU125NG NG 125K BTU Unit Heater, Multi

Mercury-Free, Environmentally Safe. Mounts in Minutes. Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. Simple 2-wire System. Powered exhaust. Adjusts 4-1/8" to 7" to fit wall thickness. Liquid propane conversion included. Tested and listed per ul-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings.

Label included to show gas type. Controls Single Stage Heating Systems. May require additional parts to meet local codes. No external Power Needed. Backlit Display. 4" 4rv-wt wall Thimble. Compatible with Gas and Electric Systems. Forced air unit heater for shops and small warehouses with 125, 000 BTU output and Liquid Propane conversion kit, thermostatically controlled, line voltage and exhaust ducting needed.

For use with propane MHU50, MHU80 Unit Heaters. 1 adjustable roof flashing. Easy to follow instructions and all components needed. Converts unit Heater from NG to LP. 1 3" to 4" adapter.


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SELKIRK 104800 Gas Vent Type B, 4"cap

Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. Converts unit Heater from NG to LP. Powered exhaust. Brick-red color | nonflammable | Provides A Fireproof Acoustic Seal. Gas vent type B, 4 Incap. Not for wall furnaces or woodburning applications. For gravity draft venting of LP or natural gas burning appliances.

. Maintains proper clearances through combustible construction. Simple 2-wire System. Liquid propane conversion included. Top round. Label included to show gas type. Tested and listed per ul-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings. May require additional parts to meet local codes.

Heating coverage:- 2000 square feet. Mercury-Free, Environmentally Safe. 1 adjustable roof flashing. Controls Single Stage Heating Systems. Mounts in Minutes. Round type B gas vent.


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6 foot - Power Cord Kit

Compatible with mh 25/40 high Intensity Radiant Garage Natural Gas/Propane Heater. 18 gauge. Compatible with Gas and Electric Systems. Inner wall aluminum, outer wall galvanized. Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater. Gas vent type B, 4 Incap. No external Power Needed. Heating coverage:- 2000 square feet.

Can be used with MHU75. Backlit Display. Top round. Mounts in Minutes. Easy to follow instructions and all components needed. Powered exhaust. Easy to Replace. Tested and listed per ul-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings. Millivolt and Hydronic water or steam System Compatible.

Liquid propane conversion included. 1 adjustable roof flashing. Electronic ignition. For gravity draft venting of LP or natural gas burning appliances. Round type B gas vent.


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Speedi-Grille BV-RP 436 4-Inch x 36-Inch B-Vent Round Pipe

Can be used with MHU75. It features a twist and turn snap coupling at one end for secure & adjustable fit. Not for wall furnaces or woodburning applications. Easy to follow instructions and all components needed. Liquid propane conversion included. 1 inch minimum clearance from combustible materials. Ul listed. Use with gas or propane burning appliances only.

Electronic ignition. When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles. Heating coverage:- 2000 square feet. For use with propane MHU50, MHU80 Unit Heaters. Compatible with Gas and Electric Systems. Controls Single Stage Heating Systems.

May require additional parts to meet local codes. Easy to Replace. Label included to show gas type. Maintains proper clearances through combustible construction. Mercury-Free, Environmentally Safe. Maximum temperature of flue gas 470 degrees F.


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Mr. Heater 12-Feet Hose/Regulator Assembly, P.O.L. and Hand Wheel x 3/8-Inch Female Pipe Thread

Inner wall aluminum, outer wall galvanized. 90 day warranty. When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles. Powered exhaust. Compatible with big maxx mhu 45/75/50/80 Natural Gas/Propane Heater. Maximum temperature of flue gas 470 degrees F.

Made in USA. Maintains proper clearances through combustible construction. Top round. W/low pressure regulator. Adjusts 4-1/8" to 7" to fit wall thickness. Easy to follow instructions and all components needed. Mounts in Minutes. Brass fitting. Gas vent type B, 4 Incap. Mercury-Free, Environmentally Safe. 100 million BTU per hour.

Brick-red color | nonflammable | Provides A Fireproof Acoustic Seal. 1 3" to 4" adapter. Not for wall furnaces or woodburning applications. Three prong.


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