How Big Of A Garage Heater Do I Need

Many people choose a garage heater based on an average winter temperature.

How big of a garage heater do i need. Watts are easy enough to follow as they can be quantified by 10 watts per square foot of space. You can consider other factors when calculating a more accurate btu such as ceiling height and insulation. When shopping for heaters many people make the mistake of choosing the wrong size for their actual needs.

If you re using a gas heater calculate the approximate btus by multiplying the wattage by 3 412 because 1 watt is approximately 3 412 btu per hour. The simplest way is to follow the rule of 10 watts per square foot of floor space. Given all the different options available for heaters space vented gas console and more narrowing down the choices can be a great way to ensure that you are choosing the best option.

Take the guesswork out of garage heater sizing. The next logical factor in planning which heater size you need is to consider the winter temperatures where you live. The heater type such as radiant or forced air the british thermal unit btu output your garage s insulation and your available power all factor into your heater selection.

For example for a garage measuring 20 feet by 24 feet you would calculate the square footage with the following equation. Obviously a garage heater in louisiana or southern california doesn t have to work as hard as one in minnesota. A heater s physical size has little to do with its heating abilities.

Midrange electric garage heaters like this are a good choice for those who need only occasional heating. The easy way to determine the size of garage heater you need luckily there are several ways to determine the ideal thermal output that your garage heater needs for optimal performance. 20 x 24 480 square feet.

For example in an area that is 20 feet by 24 feet you would need 4800 watts of power it s just the total square footage 480 multiplied by 10. You d need approximately 17 060 btus for that 500 square foot garage. Answer a few questions about your energy source and garage and the garage heater calculator free tool recommends models that will do the job.