Mr. Heater High Intensity Radiant Propane Garage Heater 22,000 BTU/Hr., MH25LP - Heater - Mr. Heater

Mr. Heater MH25LP High-Intensity Radiant Propane Heater 22,000 BTU/Hr.,

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Mr. Heater


  • $782.99
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  • 25,000 BTU per hour
  • For use with Liquid Propane on patios, loading docks, in well-ventilated garages, workshops and buildings with 7 to 8 ft ceilings
  • Heats up to 625 sq. ft. (outdoor use only)
  • Efficient infrared heat that directly heats people and objects which in turn heats surrounding air to desired temperature
  • Includes adjustable thermostat for individually controlled warmth and all necessary brackets and hardware
  • No electricity required
  • Easy to install
  • No moving parts to service
  • Quiet, clean, odor-free operation
  • Non-corrosive materials used throughout construction


99.9% Efficiency - That is what the Mr. Heater 22,000 BTU Liquid Propane Heater offers. Provides odor-free and quiet heat, and is a great option for keeping warm and comfortable on the patio, loading dock or in large ventilated garages and other buildings with 7 to 8 ft ceilings

The Mr. Heater High-Intensity Radiant heater transfers almost all of the fuel it burns directly into clean safe radiant heat.

Utilizing a unique power pile thermocouple to control the valve, there is no electricity required. Just hook-up the included millivolt thermostat with the appropriate wire - not included - then mount the heater to the wall and make the gas connection, then you are ready to go.


Show Download Tool No
BTU per Hour 22,000
Heating Area (Sq Ft) 550
Tank Capacity (Min) 40# Propane Cylinder
Run Time (Hrs at Max BTU) No
Run Time (Hrs at Min BTU) No
Fuel Consumption/Burn Rate (Gal/Hr) No
Electricity Required No
Maximum Elevation (Ft) No
Weight (Lbs) 21.40
Model MH25LP
Oversized No
Length 14.00
Width 10.25
Height No
Disclaimer Do not use in sleeping quarters, mobile homes, or recreational vehicles. For elevations above 2,000ft ratings should be reduced at the rate of 4% for each 1,000ft above sea level or as specified by local authority having jurisdiction.
Use Barns, Utility and Storage sheds, Animal Pens and Stalls, Loading Docks, Building Construction Sites, Doorways or Ramps for Snow Prevention, Patios
Warranty 1 Year Limited
Thermostat Yes
Safety Tip-Over Switch No
Fuel Type Propane
Heat Type Radiant
Oxygen Depletion Sensor (ODS) No
High Limit Safety Shut-off (HLS) No
Indoor Safe No
Ignition Match Lit
Hose & Regulator Included No

For Service Parts Ordering
It is up to the customer to ensure that they are ordering the correct part number. For help obtaining part numbers please contact:

HeatStar: 1-866-447-2194
Enerco: 1-888-849-1899
Mr. Heater, Cleveland Iron Works, and BaseCamp: 1-800-251-0001

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