10 Best Garage Heater For 2 Car Garage 2025 in the United States

The Dr Infrared Heater DR-238 is a versatile heater suitable for both indoor and outdoor use. Its heating capacity is adjustable with three power settings—900W, 1200W, and 1500W, making it flexible for various heating needs. The heater uses electric power, making it convenient with standard 120V outlets and avoiding the complexity of fuel storage or refills. Safety features include being IP55 approved, indicating a good level of protection against dust and water, making it safe for outdoor use as well.

The heater does not feature a built-in thermostat control, which means you’ll need to manually adjust the settings or use the included remote control. Installation is straightforward with wall and ceiling mounting options, but it might be less portable since it needs to be fixed in place. At 8 pounds, it is relatively lightweight for its category. Noise levels are not specifically mentioned, but infrared heaters are generally quiet in operation.

The heater has high reflectivity with 90% efficiency, ensuring effective heating. It comes with a 1-year limited warranty. This heater is a good option for those looking for a versatile, electric-powered heater for both indoor and outdoor use, but it may not be the best choice for those needing precise BTU specifications and advanced safety features in a 2-car garage.

The Comfort Zone Hard-Wired Ceiling Mount Garage Electric Space Heater is a robust option for heating a 2-car garage. With a heating capacity of 5,000 watts and running on 240 volts, it provides sufficient warmth for medium-sized spaces. Its electric fuel type ensures clean and consistent heating without the need for fuel storage.

Safety features such as overheat protection and a thermal cut-out switch offer peace of mind during operation. The dual knob thermostat control allows for precise temperature adjustments, making it user-friendly even for those with minimal technical skills. Installation is straightforward with a ceiling-mount design, which saves valuable floor space and is ideal for garages and workshops.

The heater is constructed from durable heavy-gauge steel, making it suitable for environments that experience temperature fluctuations. However, as it is a hard-wired unit, it lacks portability and requires professional installation. This heater is best suited for users seeking a permanent, reliable heating solution for medium to large indoor spaces like garages or workshops.

The Mr. Heater F260550 Big Maxx MHU50NG is a powerful natural gas heater designed for larger spaces like a two-car garage, offering a heating capacity of 50,000 BTU per hour. This impressive output means it can effectively heat areas up to 1,250 square feet, making it an excellent choice for those looking to maintain a comfortable temperature in their garage, especially during colder months.

One of the standout features is its dual venting option, which allows for either vertical or horizontal exhaust, providing flexibility in installation according to your garage's layout. The unit comes with a conversion kit for switching from natural gas to liquid propane, making it adaptable to different fuel sources. Additionally, the easy access to thermostat and other terminals simplifies setup and maintenance. Safety is also prioritized, with features like a high-temperature safety shut-off switch, which can be crucial in preventing accidents in enclosed spaces. The unit requires a minimum clearance of 8 feet from the floor, which may pose challenges in garages with lower ceilings.

The installation might require professional help if you’re not comfortable with gas connections and venting systems, potentially incurring additional costs. Also, while it operates relatively quietly, any gas heater will produce some noise, which might be noticeable in quieter environments. The limited warranty on parts and burners is a reassuring aspect, but the 10-year warranty on defects in the heat exchanger suggests that it's designed with durability in mind. The Mr. Heater Big Maxx is well-suited for anyone needing a robust heating solution for a sizable garage, but potential buyers should be prepared for the installation requirements and maintenance that come with a natural gas heater.