What Size Gas Garage Heater Do I Need

Calculating your garage heater size.

What size gas garage heater do i need.

Calculate the btus you need. Since electric garage heaters are rated according to their wattage and gas garage heaters are rates according to btus you can estimate the required size of a gas heater by multiplying by the wattage by 3 41. Climate zone the next logical factor in planning which heater size you need is to consider the winter temperatures where you live. A heater s physical size has little to do with its heating abilities.

Answer a few questions about your energy source and garage and the garage heater calculator free tool recommends models that will do the job. There are two ways to calculate the heater you require for your garage either by wattage or btu. Our free garage heater calculator takes the guesswork out of selecting a garage heater. 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.

The first thing you ll need to consider is the type of heater you re using. The first way is the easiest and it s smart to look into this method before deciding to use the calculation method. A gas heater will be measured in btus and an electric heater will be measured in watts. Upwards of 20 percent of gas used in a gas powered heater can be burned off requiring ventilation if used in an enclosed space.

When trying to decide the size of heater needed for your garage there are a few things to consider. In the example this would be 40 000 btus. 5280 x 3 41 18 005 btus. First multiply by 133 the total cubic feet of area determined in step 2.

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. In the first place buying a heater that is too small for the job means you will need to replace it before the heating season is. The result rounded off to the nearest thousand is the total btus or heater size you need. When shopping for heaters many people make the mistake of choosing the wrong size for their actual needs.

Multiply that result by the temperature increase you calculated in step 3. 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. Obviously a garage heater in louisiana or southern california doesn t have to work as hard as one in minnesota.