Best Blue Indoor Natural Gas Space Heaters 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

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

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)

Electronic ignition

Powered exhaust

Liquid propane conversion included

50,000 – 200,000 BTUs

Heats up to 4,700 sq.ft.

Outdoor and Indoor Construction/Commercial with proper ventilation

10,000 BTU Liquid Propane heater to heat spaces up to 250 sqaure feet.

Blue flame burner for even convection heat.

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

** TECHNOLOGY - 30, 000 Maximum BTU provides powerful Outdoor Heat. Operates on threaded, refillable Propane Cylinders (Not Included).

** DEPENDABLE - Burner heads swivel up to 45 degrees for directional heating. Safety tip switch included - unit shuts down if accidentally tipped over. 6 Heat Temperature Settings creat the most customizable heat at any place.

** INSTANT HEAT - Instant heating available, Hooks up in minutes - Heats up in seconds! And bright plated steel reflector radiates heat to keep you warm.

Liquid Propane Ready (Fuel conversion not permitted).Mounting type:Wall Mount

Blue Flame Technology works by convecting heat to warm the air the same way as a central heating system

24, 000-30, 000 BTU's/hr variable heat output for up to 1, 000 sq. ft.

10,000 BTU Liquid Propane heater to heat spaces up to 250 sqaure feet.

Radiant heat burner

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

Outdoor Heating - Avenlur Pyramid Propane Patio Heater provides you with a steady and comfortable warmth of 48,000 BTU, it only takes a few minutes to warm up quickly, which is a great heating solution for your outdoor socializing during all seasons. Also great heater to have poolside.

Safety - The safety design of the explosion-proof tube ensures that you can use it at ease. To avoid strong wind or accidental collision, the heater has a safety auto shut off that will automatically shut down the heater if the unit is tilted or tipped.

Simple Ignition Device - Our patio heaters have pulse ignition devices to easily ignite it without any complicated operations. A variable control knob makes it easy to adjust the temperature according to your needs. Requires AAA battery (not included

This is the perfect outdoor heating solution, featuring a weatherproof rating of IP35

Safer and cleaner to use. Does not output CO2 like propane or natural gas heaters that burn fossil fuels. No dangerous tanks, no plumbing and no ventilation needed. Mount horizontally or vertically

6.5 foot long three pronged cord. This comes with a 1 year manufacturer warranty

Liquid Propane Ready (Fuel conversion not permitted)

Blue Flame Technology works by convecting heat to warm the air the same way as a central heating system

8, 000-10, 000 BTU's/hr. variable heat output for up to 300 sq. ft.

Get Back to What You Love — Don't let the cold keep you from your hobbies and projects. Our blue flame vent free propane heater will keep your hobby room, garage, or cabin cozy and comfortable while you work, relax, or create

Efficient Heating for Your Comfort — The clean-burning blue flame tube burner uses the natural convection of the burn to circulate warm, comfortable air. A blue flame heater works better in insulated areas

Heat Circulation for Any Space — 20k BTU comfortably heats up to 700 sq. feet, making it a great choice as a propane gas garage heater, craft room heater, workshop heater, and more. For even larger spaces, upgrade to the 30k BTU option

REFURBISHED: This is Certified Refurbished Heater but includes all original accessories as like as new.

TECHNOLOGY – Maximum 10,000 BTU Ventless Infrared Plaque Heater Operates on Liquid Propane Gas Only Which Heats Up To 500 Sq. Ft. Area

DEPENDABLE – Manual Control Included and Control Functions: On/Off, Temperature Control