10 Best Propane Shop Heaters 2026 in the United States

The Mr. Heater Propane Unit Heater MHU80LP delivers a powerful 80,000 BTU per hour, making it well-suited for heating spaces up to 1000 square feet. With forced air as its heating method, it ensures a consistent and effective distribution of warmth, which is ideal for larger shop areas. The heater's spark ignition with a self-diagnostic control module adds reliability and ease of use, reducing troubleshooting time in case of issues.

Furthermore, the included angle brackets simplify the ceiling mount installation, allowing for flexible placement within the shop environment. However, the unit's 90.1-pound weight may pose challenges for portability, making it less convenient to move once installed. While the 4-inch flue size and 1/2-inch gas connection are standard, they need proper setup, which might require professional installation.

On a positive note, the product comes with a generous warranty—three years on parts and burners, and ten years on the heat exchanger—indicating the manufacturer's confidence in its durability. This heater is a strong candidate for those needing a robust and efficient heating solution for larger spaces, provided they can manage the installation.

The Mr. Heater F299730 is a robust propane wall heater, delivering up to 30,000 BTUs to efficiently warm spaces up to 1,000 square feet, making it ideal for garages, cabins, and sunrooms. One of its strong points is the blue flame burner, which ensures even heat distribution throughout the room, contributing to a comfortable environment. The heater also performs reliably at elevations up to 4,500 feet, making it suitable for various locations.

Control is made simple with an integrated thermostat that allows users to adjust the temperature easily. The battery-powered electronic ignition provides a hassle-free startup, eliminating the need for matches or lighters, which is a definite plus for convenience.

Safety features are a significant highlight with this model. It boasts an automatic low oxygen shut-off system, ensuring it operates safely in enclosed spaces, a critical aspect for indoor use. The CSA certification further enhances its reliability for home heating. In terms of portability, the F299730 can be mounted on walls or used free-standing, giving users flexibility in how they want to set it up. However, with a fuel consumption rate of 1.389 lbs per hour, it’s essential to consider fuel availability and costs if you plan to use it frequently.

The Mr. Heater MH170QFAVT is a high-output propane forced air heater, capable of delivering between 125,000 to 170,000 BTU per hour, which makes it well-suited for large job sites, garages, and other extensive workspaces, efficiently heating areas up to 4,250 sq ft. One of its standout features is the Quiet Burner Technology, which allows it to operate 50% quieter than many other propane heaters, creating a more comfortable work environment. Portability is another key advantage; it includes a heavy-duty handle for easier transportation and is built with durable materials to withstand tough conditions.

For safety, the heater is equipped with high-temperature limit switches and thermoelectric safety valves, providing peace of mind during operation. The automatic solid-state ignition and variable-rate thermostat ensure ease of use and control over the heating output. It also offers an extended runtime of up to 17 hours on a 100 lb propane tank, making it highly efficient for prolonged use. However, the heater does require a 110v outlet and is best suited for outdoor or well-ventilated areas due to its forced air design.

A minor drawback could be its assembly requirements, which might be a hassle for some users. Additionally, its relatively high fuel consumption may not be ideal for small-scale or infrequent use. This product is excellent for those needing reliable, high-capacity heating in large, open areas and for heavy-duty applications.