10 Best Propane Heaters 2025 in the United States

The Mr Heater 4000 to 18000 BTU Portable LP Gas Heater is a versatile option for those seeking warmth in various settings, both indoors and outdoors. It boasts adjustable heat levels, allowing users to choose from 4,000, 9,000, or 18,000 BTUs per hour, effectively heating up to 450 square feet. This feature makes it suitable for camping, picnics, porches, sheds, and more.

One of the standout strengths of this heater is its portability, weighing only 15 pounds, making it easy to transport. Additionally, it has safety features like automatic shut-off in case of tipping, and low-oxygen shutoff, which are essential for safe indoor use.

The heater uses a simple control knob for ignition, which, along with its piezo sparking mechanism, ensures easy operation. However, it requires additional equipment, such as a hose and filter, for connection to larger propane tanks, which may not be included in the purchase.

The Hykolity Pyramid Patio Heater is designed for outdoor use, offering a stylish and functional option for heating your patio, backyard, or garden. With a heating capacity of 48,000 BTU, it effectively warms up an outdoor space, making it ideal for gatherings on cool evenings. The heater runs for about 8-10 hours on a standard 20 lb propane tank, providing long-lasting warmth that enhances your outdoor experience. Its modern design, featuring a clear glass tube that showcases the flame, adds a decorative touch to your outdoor area.

Portability is a strong point of this heater, as it comes with detachable wheels that allow for easy movement to different locations, which is perfect for those who may want to reposition it based on their needs. Additionally, the built-in control valve enables you to adjust the heat output to match your comfort level.

Safety is also prioritized with features like an anti-tilt shut-off device, which automatically turns off the heater if it tilts over 45 degrees, ensuring peace of mind during use. The included waterproof cover protects the unit from the elements when not in use, extending its lifespan. However, the heater is designed solely for outdoor use, so it won't be suitable for indoor applications. Additionally, the propane tank is not included, which means you'll need to purchase that separately. While the warranty and customer service promise is reassuring, potential buyers should be mindful of maintaining the heater properly to ensure it functions safely and effectively over time.

The Mr. Heater MH9BX is a portable propane heater that offers a BTU rating ranging from 4,000 to 9,000, making it suitable for heating spaces up to 225 square feet. This makes it a good choice for small outdoor areas. One of its key strengths is its portability, featuring a fold-down handle and swivel-out regulator, which makes it easy to transport and set up.

It runs on propane tanks (not included) and can operate for up to 5.6 hours on the minimum BTU setting, which allows for extended use without frequent refueling. Safety is a notable feature of this heater, with an auto shut-off function that activates if the unit is tipped over, if the pilot light goes out, or if low oxygen levels are detected. This makes it a safer option for outdoor use.

However, it's important to note that the heater may shut off if used at altitudes over 7,000 feet, which could be a limitation for users in high-altitude locations. Additionally, the use of unauthorized accessories or attachments is prohibited and can void the warranty, which is something users should be mindful of. This heater does not require batteries and comes with a 1-year limited warranty. The construction of the heater includes steel, plastic, and nickel, enhancing its durability. Despite its strengths, it is designed for outdoor use only, limiting its versatility.

In summary, the Mr. Heater MH9BX is a reliable and efficient option for those seeking a portable heater for outdoor spaces, with strong safety features and good fuel efficiency, but it may not be suitable for high-altitude use or indoor applications.