The Best 20000 btu propane heaters of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 20000 btu propane heaters of 2022. Check our ranking below.
2,098 Reviews Scanned
SaleRank No. #1
Mr. Heater MHVFBF20LPT 20,000 BTU Blue Flame Vent Free Propane Heater For Cold Rooms, Additions, Sun Rooms Cabins & Garage - White
- POWERFUL PROPANE WALL HEATER: Provides up to 20,000 BTUs of heat, effectively warming rooms and cabins up to 700 sq. ft. & designed for reliable performance even at elevations up to 4,500 ft. for consistent warmth in cold conditions
- EASY CONTROL & IGNITION: This blue flame heater features a thermostat for accurate temperature control and a hassle-free startup with its battery-powered electronic ignition (battery included) & consumes fuel at a rate of .926 lbs per hour
- SAFE HEAT: One of the most important features of this propane indoor heater is the factory standard automatic low oxygen shut-off system (Oxygen Depletion Sensor-ODS) that ensures safe operation whenever in use
- CONVECTION HEAT: This ventless propane heater features a blue flame burner that uses convection heating, which heats the air, not objects, and disperses that heated air through the area, warming the room from top down, similar to a fireplace
- VERSATILE MOUNTING: Other wall heaters for indoor use are required to be fixed to a wall where ours is designed for mounted or free-standing use, with legs & mounting hardware included for simple installation to meet the needs of your space
Rank No. #2
Dyna-Glo Signature Series 20,000 BTU Liquid Propane Blue Flame Thermostatic Vent Free Wall Heater
- 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
- 16, 000-20, 000 BTU's/hr adjustable heat output for up to 700 sq. ft.
- Thermostat control knob automatically maintains your ideal heat level
- No electricity required allows for reliable back-up heating incase of an emergency situation
Rank No. #3
Mr. Heater MHVFBF20NGT 20,000 BTU Vent Free Blue Flame Natural Gas Heater & Supplemental Heat in Cold Rooms, Additions, Sun Rooms & Cabins - White
- POWERFUL CONVECTION HEAT: This natural gas wall heater delivers up to 20,000 BTUs, using convection to transform cold rooms, additions, or other spaces into cozy retreats; ideal for areas up to 700 sq. ft. and effective at altitudes up to 4,500 feet
- EASY TEMPERATURE CONTROL: Adjust your indoor comfort easily with the intuitive thermostat on this indoor gas heater; it comes with a complimentary battery for dependable electric ignition, ensuring smooth, hassle-free operation
- FUEL-EFFICIENT BLUE FLAME HEATER: Delivers efficient warmth with a blue flame burner, consuming just .020 MCF per hour; it ensures consistent convection heat, offering even and energy-efficient warmth while minimizing energy usage
- SAFETY FEATURES: Featuring a low oxygen shut-off system (ODS); this ventless gas heater automatically shuts off if oxygen levels drop to unsafe levels; it ensures the heater does not consume too much oxygen
- FLEXIBLE & EASY SETUP: This natural gas indoor heater offers versatile installation options to suit your space; it includes sturdy feet for secure floor placement and wall-mount hardware; letting you easily set it up wherever you need extra warmth
SaleRank No. #4
Mr. Heater 20,000 BTU Vent Free Radiant Dual Fuel Heater
- Dual LP/NG Low Oxygen Detection Systems
- Thermostatic Control for Accurate Temperature
- Battery Operated Electronic Spark Ignition
- Feet and Mounting Hardware Included
Rank No. #5
ProCom ML200TBA-B Ventless Propane Gas Blue Flame Space Heater with Thermostat Control for Home and Office Use, 20000 BTU, Heats Up to 950 Sq. Ft., Includes Wall Mount and Base Feet, White
- TECHNOLOGY: This compact Blue Flame mini heater produces 20000 Maximum BTU using Liquid Propane and heats up to 950 sq. ft. area; This is a great heater for office, bedroom, living room, and other residential use
- DEPENDABLE: Thermostat control on the heater offers High/Medium/Low Thermostat Control; Ideal for greater heat flow that could add a warm atmosphere as a small space heater
- STYLISH: Without compromising function for beauty, this versatile small heater has been redesigned for a slim & modern profile to effortlessly fit in your room; Mount on a wall with included hardware or place on a floor with Base Feet (Included)
- SAFE: Push button ignition with built-in pilot oxygen depletion sensor (ODS) immediately shuts down the garage heater if carbon monoxide or lack of oxygen is detected; ANSI Certified to ensure safety
- CONVENIENT: No electricity is required for this personal heater, making it perfect for power outages or any in-house emergencies; Includes Wall Mount and Base Feet
SaleRank No. #6
Amazon Basics 46,000 BTU Outdoor Propane Patio Heater with Wheels, Commercial & Residential, Slate Gray, with Water Tank, 32.1 x 32.1 x 91.3 inches (LxWxH)
- SOOTHING WARMTH: Outdoor gas heater for cozy warmth when sitting outside; ideal for cafes, restaurants, and home patios
- EASY TO USE AND MOVE: One-touch ignition button for quick start ups; wheels for maneuvering into place
- POWERFUL HEAT: 46,000 BTUs for heating up to a 9 foot radius; adjustable temperature knob for controlling the output
- SAFETY FEATURES: Tilt safety auto-shut off valve; water box for weighing down the base and wheel kit; chain included to secure the tank
- DURABLE EXTERIOR & REQUIRES: Powder-coated finish in Slate Gray for lasting strength; 20 pound liquid propane gas tank to operate (not included)
Rank No. #7
Mr. Heater MHVFRD20LPT 18,000 BTU Vent Free Radiant Propane Heater For Cold Rooms, Additions, Sun Rooms & Cabins - White
- HIGH EFFICIENCY: This propane wall heater delivers powerful, sun-like warmth with a 18,000 BTU output and high efficiency; its advanced infrared technology directly warms objects and people; efficiently covering spaces up to 700 sq. ft
- RADIANT LP HEATER: Uses multiple burner tiles to harness radiant heat; warming your space like the gentle embrace of the sun; ideal for providing supplemental heat in cold rooms, additions, sunrooms, and cabins
- FUEL EFFICIENT: Consuming only 0.926 lbs of fuel per hour; this propane space heater offers a runtime of up to 21.59 hours at maximum BTU; a minimum 20 lb LP cylinder is required for optimal performance
- SAFETY PROTECTION: This propane infrared heater features an automatic low-oxygen shut-off system; its sensor detects oxygen drops, instantly cutting gas to stop the heater; providing safe heat you can rely on for years
- CONVENIENT CONTROL & IGNITION: This indoor propane heater includes a built-in thermostat for easy temperature adjustments; while the battery-powered electronic ignition offers simple, one-handed startup; delivering fast, ready warmth when you need it
Rank No. #8
Bluegrass Living B20TPB-BB Ventless Propane Gas Blue Flame Space Heater with Thermostat Control for Home & Office, 20000 BTU, Heats Up to 950 Sq. Ft., Includes Wall Mount, Base Feet, and Blower, Black
- TECHNOLOGY: This compact Blue Flame mini heater produces 20000 Maximum BTU using Liquid Propane and heats up to 950 sq. ft. area; This is a great heater for office, bedroom, living room, and other residential use
- DEPENDABLE: Thermostat control on the heater offers Low-Med-High Thermostat Control; Ideal for greater heat flow that could add a warm atmosphere as a small space heater
- STYLISH: Without compromising function for beauty, this versatile small heater has been redesigned for a slim & modern profile to effortlessly fit in your room; Mount on a wall with included hardware or place on a floor with Base Feet (Included)
- SAFE: Push button ignition with built-in pilot oxygen depletion sensor (ODS) immediately shuts down the garage heater if carbon monoxide or lack of oxygen is detected; ANSI Certified to ensure safety
- CONVENIENT: No electricity is required for this personal heater, making it perfect for power outages or any in-house emergencies; Includes Wall Mount, Base Feet, and Blower
Rank No. #9
Mr. Heater MHVFDF20BFT 20,000 BTU Vent Free Blue Flame Dual Fuel Natural Gas and Propane Heater For Cold Rooms, Additions, Sun Rooms & Cabins - White
- EFFECTIVE HEATING: Efficiently heats up to 700 sq. ft. with 20,000 BTU per hour; this gas wall heater works reliably at elevations up to 4,500 feet, ensuring warmth in even the coldest conditions
- BLUE FLAME VENT FREE DUAL FUEL HEATER: Designed for even convection heating; this heater uses just 0.926 lbs/hr of fuel; It operates on both propane and natural gas, making it a more versatile option than single-fuel gas or LP heaters
- ENHANCED SAFETY FEATURES: The ventless gas heater boasts an automatic low oxygen shut-off system and a patented two-step fuel connection to prevent wrong-fuel hook-ups; a fuel-type selector knob allows you to adjust operation based on fuel type
- CONVENIENT CONTROL & IGNITION: Featuring a thermostat for precise temperature management; this indoor gas heater offers quick startup with a battery-powered electronic spark ignition; battery included for your convenience
- STYLE AND WARMTH: Enhance your space with this sleek wall-mounted or floor-standing vent free heater designed for indoor use; it combines modern aesthetics with efficient heating, seamlessly complementing any decor
SaleRank No. #10
Dyna-Glo 30,000 BTU Liquid Propane Blue Flame Vent Free Wall Heater, White
- 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.
- Variable control knob offers the most customizable heat settings LOW - 24, 000 BTU MED - 27, 000 BTU HI - 30, 000 BTU
- No electricity required allows for reliable back-up heating incase of an emergency situation
Last update on 2025-04-12 / Affiliate links / Images from Amazon Product Advertising API
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- Brand Value: Every brand of 20000 btu propane heaters has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an 20000 btu propane heaters?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your 20000 btu propane heaters.
- Customer Ratings: Number ratings grade 20000 btu propane heaters objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 20000 btu propane heaters.
- Product Quality: You don’t always get what you pay for with an 20000 btu propane heaters, sometimes less, and sometimes more.
- Product Reliability: How sturdy and durable an 20000 btu propane heaters is should be an indication of how long it will work out for you.
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