What Size Ac Unit Do I Need for My Garage

If your garage is unfinished, you’ll need 1 square foot of cooling for each square foot of floor space. If it’s finished, you’ll need 800-1,000 BTUs for each square foot. To find the BTUs needed to cool your entire house, look up the climate where you live on this chart from the US Department of Energy.

Once you know how many BTUs are required to cool your home, divide that number by 3,412 to find out how many tons your AC unit should be.

If you’re like most people, you probably don’t give much thought to your garage. It’s just a place to store your car and maybe some extra stuff. But what if you want to use your garage as a workshop or hobby space?

Then you need to think about cooling. Just because your garage is attached to your house doesn’t mean that it will stay cool in the summer. In fact, it can get quite hot in there, especially if it’s not well-ventilated.

That’s why you need to consider an air conditioner for your garage. But what size air conditioner do you need? That depends on a few factors, such as the size of the space and the climate where you live.

A general rule of thumb is that you need 1 ton of cooling capacity for every 500 square feet of space. So, if your garage is 500 square feet, you would need a 1-ton unit. But this is just a general guideline.

How to Size a Garage Unit Heater – Sizing Calculator

Ac for Garage Without Windows

If your garage doesn’t have any windows, you might be wondering if it’s possible to install an air conditioner. The good news is that it is! Here are a few things to keep in mind when choosing an air conditioner for your garage:

1. Make sure to get a unit that is specifically designed for garages. These units are usually more powerful than standard air conditioners and can better handle the heat generated by cars and other equipment. 2. Pay attention to the size of the unit.

You’ll want to choose an AC that is appropriately sized for the square footage of your garage. Otherwise, it won’t be effective at cooling the space. 3. Be aware of where you’ll need to place the unit.

Most windowless garages will require a wall-mounted air conditioner, so make sure there’s a suitable spot for it before making your purchase. 4. Consider investing in a quality air conditioner filter. This will help keep dust and pollen from circulating through your garage and into your home.

What Size Ac Unit Do I Need for My Garage

Credit: www.thespruce.com

How Big of an Ac Do I Need for a Garage?

If you’re looking to cool a garage, the size of the air conditioner is going to be determined by the space you have to work with. A small room or workshop can get by with a window unit, while a larger space will need a central AC unit. The following tips will help you choose the right sized air conditioner for your garage.

Measure the square footage of your garage. This will give you an idea of how much space you’re working with and what kind of cooling capacity you’ll need from an air conditioner. Determine what type of insulation your garage has.

If it’s well insulated, you won’t need as much cooling power as a less well-insulated space. Consider how often you’ll be using the garage and how many people will be in there at one time. If it’s just for occasional use or storage, a smaller AC unit should suffice.

But if you’re planning on spending extended periods of time in the garage, especially during hot summer days, then a larger unit may be necessary. Talk to an HVAC contractor about your options. They can help recommend an AC unit that’s properly sized for your needs and give advice on installation and maintenance.

Is 12000 Btu Enough for a Garage?

If you’re looking to heat a garage, 12,000 BTU probably isn’t enough. garages are often uninsulated and have large open spaces, so you’ll need a heater that can produce enough heat to make the space comfortable. A 12,000 BTU heater might be able to do the job if your garage is small and well-insulated, but it’s more likely that you’ll need a heater with a higher BTU rating.

What Size Ac Do I Need for a 3 Car Garage?

If you have a 3 car garage, you will need a slightly larger air conditioner than someone with a 2 car garage. The size of the air conditioner will depend on the square footage of your garage. A good rule of thumb is that you will need 1 ton of cooling for every 400-500 square feet.

This means that you will need a 3 ton air conditioner for a 3 car garage.

How Many Square Feet Does a 3 Ton Ac Unit Cover?

Most 3 ton air conditioners will cover between 1,500 and 2,000 square feet. However, this can vary depending on the model and efficiency of the unit. Some higher end units may be able to cover more square footage, while lower end units will cover less.

The best way to determine how much coverage you need is to consult with a professional who can assess your specific needs.


If you’re wondering what size AC unit you need for your garage, there are a few things to consider. The first is the square footage of your garage. A general rule of thumb is that you’ll need about 30 BTUs per square foot of space.

So, if your garage is 500 square feet, you’ll need a 15,000 BTU unit. Another factor to consider is the climate. If you live in a hot climate, you may need a larger unit than someone who lives in a cooler climate.

Finally, consider how often you use your garage and what kind of activities take place in there. If it’s just a workspace for occasional projects, a smaller unit will suffice. But if you spend a lot of time in your garage or use it for entertaining, you’ll need a larger AC unit to keep everyone comfortable.

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