Best Mr. Heater in 2026

PORTABLE HEATER: Portable propane heater designed for emergency heat, tents, campers, job sites, porches, decks, garages, tailgates, barns, sheds, ice fishing, hunting blinds, and more

HEAT SPACE: Perfect for heating enclosed spaces up to 225 square feet

PROPANE GAS: For use with propane gas; Runs off a 1-pound cylinder of propane and can connect directly to a 20 pound cylinder with optional hose and filter

4, 000- to 18, 000-BTU radiant heater for spaces up to 450 square feet. Approved for indoor/outdoor use; clean-burning; nearly 100-percent efficient

When operating the heater at altitudes over 7, 000 FT above sea level the heater may shut off.

Auto shut-off if tipped over, if pilot light goes out, or if detects low oxygen levels

Multi-directional radiant propane heater mounts directly to a 20 lb tank for easy portability

High-medium-low regulator: 45,000-36,000-30,000 BTUs

Tip-over safety shut-off switch

Portable heat

Efficient radiant heating

1 year warranty

Product 1: 4,000- to 9,000-BTU radiant heater for spaces up to 225 square feet. Approved for outdoor use; clean-burning; nearly 100-percent efficient

Product 1: When operating the heater at altitudes over 7,000 FT above sea level the heater may shut off.

Product 1: Auto shut-off if tipped over, if pilot light goes out, or if detects low oxygen levels

50,000 BTU per hour heats up to 1250 sq. ft.

Powered exhaust allows for vertical or horizontal venting

Easy outside access to thermostat and A/C terminals and gas connection

30,000 BTU Liquid Propane heater to heat spaces up to 750 square feet. Restricted in Canada

Blue flame burner for even convection heat. Supplemental heat in cold rooms, Additions, Sun rooms, Cabins

Automatic low oxygen shut-off system (ODS). CSA Certified. Fuel Consumption/Burn Rate (Gal/Hr) - 1.389 lbs/hr

Hi-med-low regulator

Automatic low oxygen shutoff system

No electricity needed

4,000- to 18,000-BTU radiant heater for spaces up to 450 square feet. Approved for indoor/outdoor use; clean-burning; nearly 100-percent efficient

When operating the heater at altitudes over 7,000 FT above sea level the heater may shut off. Maximum Hours Of Operation- 220.0

Auto shut-off if tipped over, if pilot light goes out, or if detects low oxygen levels

4, 000, 9, 000, or 18, 000 BTU per hour

Heats up to 450 sq. ft.

Hi-Med-Low heat settings

Portable heater is powered by liquid propane and can heat up to 5,000 square feet of outdoor spaces; Quantity: 2

Made to run up to 29 hours on a 100-pound tank on low power or 2.16 hours on maximum power; No electricity is required

Piezo push button igniter that efficiently starts the heater every time and includes a 10-foot hose, regulator, and instant locking chamber for easy assembly

30,000 BTU Natural Gas heater to heat spaces up to 1000 square feet

Blue flame burner for even convection heat. Maximum Elevation (Ft)-4500. Fuel Consumption/Burn Rate (Gal/Hr)- .030 MCF

Automatic low oxygen shut-off system (ODS). CSA Certified. Heater Type: Unvented

QBT Technology - 50% Quieter than a standard propane heater

60,000 BTU Propane Forced-air Heater"

Variable 30,000-60,000 BTU Output (Runs Up To 14 hrs on 20 lb. tank (low setting))

4,000 BTU's (5.5 Hours runtime)

Includes oxygen depletion system and tip over switch

Wind resistant protective screen

30,000 - 80,000 BTU per hour made for use with propane gas

Heats up to 2,000 sq. Ft. And operates up to 14 hours on a 100 lb. Propane ta

Standing pilot for increased safety

Convenient top-mounted comfort control adjustable thermostat

Battery operated electronic ignition - requires one AA battery (included)

Easy to install - wall mount or free standing (feet kit included)

Indoor-safe portable propane heater for rooms up to 95 square feet. THIS UNIT IS NOT INTENDED FOR GOLF CART USE OR FOR MOTORIZED VEHICLES.

Continuous odor-free, 45-degree heating angle. Maximum Elevation (Ft) 7000 Feet. Automatic low oxygen shut-off system (ODS). Perfect solution for heating small enclosed spaces like tents up to 95 square feet

Simple on/off buttons; uses 1-pound disposable propane cylinder (not included). Run time at minimum btu and maximum btu is 5.6 hours. Do­ not­ operate­ heater­ in­ any ­moving­ vehicle. This ­heater ­requires ­a­ vent­ area­ of­ 4­ square­ inches­ minimum ­for­ adequate ventilation ­during­ operation

Portable propane heater designed for emergency heat, tents, campers, job sites, porches, decks, garages, tailgates, barns, sheds, ice fishing, hunting blinds, and more

Perfect for heating enclosed spaces up to 225 square feet

For use with propane gas; Runs off a 1-pound cylinder of propane and can connect directly to a 20 pound cylinder with optional hose and filter

20,000 BTU per hour for use with natural gas and heats up to 500 sq. Ft

Blue flame burner for even convection heat

Quiet integrated blower for gentle circulation of heated air

5-piece universal gas-appliance hook-up kit

Comes with everything needed for installing most gas appliances

Includes 18-inch flexible gas line, 3 different couplings and on/off valve

75,000 - 200,000 BTU per hour made for use with propane gas

Heats up to 5,000 sq. Ft. And operates up to 29 hours on a 100 lb. Propane tank

Standing pilot for increased safety.Run Time (Hrs at Max BTU):2.16

Industry standard for dependability

Innovative technology

Unmatched quality and service

Compatible with Big Maxx MHU 45/75/50/80 Natural Gas/Propane Heater

Compatible with MH 25/40 High Intensity Radiant Garage Natural Gas/Propane Heater

No External Power Needed

Operates approximately 11 hours on full tank

Offers fixed heat output of 75,000 BTU's

Constructed of rugged, durable steel and has a heavy-duty high output fan

18,000 BTU Liquid Propane heater to heat spaces up to 500 sqaure feet.

Radiant heat burner

Automatic low oxygen shut-off system (ODS). CSA Certified

Solid Brass Construction

Precision milled

Center hex nut provides solid grip while installing

Quick access to two 1lb. propane cylinders

Shoulder strap

Handy "U" shaped Zipper for easy loading

Portable propane heater designed for emergency heat, tents, campers, job sites, porches, decks, tailgates, sheds, ice fishing, hunting blinds, and more

Perfect for heating enclosed spaces up to 225 square feet making them ideal for garage spaces and barns

For use with propane gas; Runs off a 1-pound cylinder of propane and can connect directly to a 20-pound cylinder with an optional hose and filter

Bundle Includes: Mr. Heater 30,000 BTU Unvented Blue Flame Propane Heater with Blower, and Mr. Heater 12-ft Hose for Propane Unvented Series Heaters

Features: This heater is conveniently equipped with a thermostat for superior control of the temperature in your space. It is just what you need to take the chill out of your ice house, cabin, enclosed porch or drafty room in your house

Benefits: This Blue Flame 30,000 BTU Liquid Propane Unvented Heater is the perfect supplemental heating solution even on the coldest days

Propane space heater equipped to heat an area up to 750 square feet; Even radiant convection heating from multiple burner tiles with a clean burn

Powered with reliable liquid propane (20# propane cylinder) with an output of up to 30,000 BTUs per hour

Easily mount to a wall or secure to the floor with the included legs and wall mounting hardware