Best Indoor Propane Space Heater – Top 7 Picks and Reviews 2020

We went over every review we could find and found the best of the best using advanced technology.

Here’s a look at the best Indoor Propane Space Heater

Bestseller No. 1
Mr. Heater 18000 BTU Vent Free Radiant 20# Propane Indoor Outdoor Space Heater
  • Take the chill out of any room or space, inside or out up to 500 square feet
  • Powered with reliable liquid propane (20# cylinder) with an output of up to 18,000 BTUs per hour
  • Easily mount to a wall or secure to the floor with the included legs and wall mounting hardware
  • Convenient thermostat allows you to be in total control of the temperature, even on the coldest days
  • Completely safe operation indoors or outdoors with the automatic low oxygen shut off system (ODS)
SaleBestseller No. 2
Eccotemp i12-LP water heater, 4 GPM, Black
  • Whole home indoor, gas powered tankless water heater, rated at 4 GPM that activates only on demand and no pilot light needed, reducing energy consumption
  • Sleek, modern design with black tempered glass front panel featuring an easy to use LED display controls
  • Features fully automatic temperature controls with an energy saving mode and child lock technology
  • Safe electronic ignition system; Plugs into standard 110v electrical outlet with UL-listed cord
  • Uses standard 1/2" NPT water fittings and comes with horizontal venting allowing for a convenient and quick installation
Bestseller No. 3
30,000-BTU Propane Heater for Indoor Use (Blue Flame)
  • 30,000 BTU output per hour, Heats up to 750 sq. ft.
  • For use with liquid propane, Clean burning blue flame tube for even convection heat
  • Factory installed Low Oxygen Safety System, Certified vent free blue flame heater
  • Push button electronic ignition makes it easy to start the liquid propane heater. On-board thermostat for accurate temperature control of the blue flame heater.
  • Mounting feet and hardware included for mounting the liquid propane heater on the wall or fastening to the floor
SaleBestseller No. 4
Mr. Heater Corporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi
151 Reviews
Mr. Heater Corporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi
  • 20,000 BTU Liquid Propane heater to heat spaces up to 700 square feet
  • Blue flame burner for even convection heat. Run Time (Hrs at Max BTU)- 21.59. Fuel Consumption/Burn Rate (Gal/Hr)- .926 lbs/hr
  • Automatic low oxygen shut-off system (ODS). CSA Certified
  • Operating this heater at altitudes over 4,500 FT above sea level could cause pilot/ODS to shutdown the heater.
  • Theromostat, legs and wall mounting hardware included
Bestseller No. 5
Mr. Heater F215100 MH4B Little Buddy 3800-BTU Indoor Safe Propane Heater, Medium
949 Reviews
Mr. Heater F215100 MH4B Little Buddy 3800-BTU Indoor Safe Propane Heater, Medium
  • 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
  • Low-oxygen sensor and accidental tip-over switch with auto shut-off for safety.THE USE OF UN-AUTHORIZED ACCESSORIES/ATTACHMENTS WITH THIS HEATER ARE EXPRESSLY PROHIBITED, MAY CAUSE SERIOUS INJURY, AND WILL VOID THE WARRANTY.
  • Recommended for emergency heat, tents, campers, workshops, job sites, porches, patios, decks, garages, storage buildings, picnics, tailgate parties, construction trailers, sporting events, barns, sheds, hunting blinds, shelters and ice fishing shanties
Bestseller No. 6
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per...
  • Endless hot water, On-demand usage, Compact, Space saving, Energy conservation
  • Computerized safety features, No pilot light to have to worry about
  • Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes
  • Satisfies the 2012 SCAQMD Rule 1146.2 for Ultra-Low NOx Emissions
  • Primary heat exchanger utilizes commercial-grade copper alloy for 25 times better heat transfer than stainless steel, Integrated controls and power cord as standard features
Bestseller No. 7
FDSAD Propane Heaters Indoor, 1.7kw Camping Heater Portable Handle Space Heater for Heating,Boiling...
  • Multiple Functions: Can be used as a heater or as a camping stove. Heating, boiled water, cooking and barbecue. Can be used in camping tent or outdoors, which is very convenient.
  • Pulse Ignition: Ceramic burner tile mounted with shock absorbing insulation; it features high temperature resistance.
  • Tip-over Safety Shut-off: Swivel-out regulator; connects to Butane or Propane tank (not included).
  • Handle Design: Easy to carry; weighs about 1.8KG; suitable for outdoor, garden, vehicle and other places.
  • Space Heater: Heater for spaces up to 250 square feet. Approved for outdoor or ventilated outdoor use(Attention Please: Cannot be used in confined spaces); clean-burning; nearly 100-percent efficient.