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You should let your initial paint job dry at least 12 hours before opening the door. Check your work after 12 hours have passed to confirm there are no uneven patches, or signs of the old paint showing though—if you see any, we recommend applying a second coat of paint and waiting an additional 12 hours for it to dry. 

Insulating a detached garage won't reduce your home's heating or cooling bills—and insulating an attached garage will only have a small effect on your home's energy efficiency. However, insulating an attached garage can reduce the transfer of heating and cooling to and from the outdoors, which can reduce the amount of energy your home needs to stay comfortable. Also, having an insulated garage is just more pleasant. Balance the cost of insulating your garage with how you'll use the space to determine if the project is worth it.

The best method for painting a garage door depends on the door's design and the finish you want to achieve. For the most professional-looking finish, especially on doors with panels or intricate details, a paint sprayer is an excellent choice. It can easily get into hard-to-reach places and provide a smooth, even coat.

If you don't have a sprayer, or if your door is flat, a combination of a roller and a brush is the most effective approach. Use a roller for the large, flat sections to cover the area quickly and efficiently. For the best results, experts recommend a roller with a nap between ⅜ and ¾ inches thick; natural fibers can also help ensure an even coat.

A brush is essential for handling the finer details. Use it to paint grooves, angles, small panels, and the edges of the door where you need more control.

Regardless of the tools you use, it's a good idea to step back after the main application to review your work and use a detail brush to touch up any missed spots.

The most common garage door material is aluminum, but the best material for you depends on your budget and location. Wood is the most expensive to repair but tends to add the most curb appeal, while fiberglass or composite doors cost less to fix.

Aluminum won’t rust, so it’s a great option if you live somewhere humid or rainy. Steel doors are durable but are prone to rust. If you live somewhere with extreme temperatures, hot or cold, you might opt for fiberglass, which won’t split if the temperatures skyrocket or drop below freezing.