Garage door openings for single & double car

Garage door openings for single & double car | Rough opening for a garage door | rough opening for a single car garage door | rough opening for a double car garage door.

The rough opening for a single car garage door is typically about 8 feet wide by 7 feet high. For a double car garage door, it’s usually around 16 feet wide by 7 feet high. However, these dimensions can vary depending on the specific door and your preferences.

If you want to make single or double car garage for your car parking, there is a lots of questions comes in mind what is correct opening for garage door and how to install garage framing. There is few points you should know before framing.

Rough openings as the size of the opening before the finished lumber has been added to the jambs. Before you add your framing, the rough opening should be larger than the garage door you’ve chosen. Rough opening should be 3″ wider than the door width measured between the left and right edges. So, in a 10-foot wide garage door, the rough opening will be 10 foot and 3 inches wide.

The distance between the garage floor and the rough header should be one and a half inches (1-1/2″) taller than your new garage door’s height. For example, in a standard Eight-foot-tall garage door, the header should be 8′-1-1/2″ feet above the finished floor.

The standard garage door opening width and height can vary by where you live, but is usually it is 8 feet wide by 7 feet tall, or 9 feet wide by 7 feet tall for a single car garage door and 16 feet by 7 feet or 16 feet wide by 8 feet tall for a double car garage door.

Many homeowners have two cars and need garage space to shelter them both. The standard size for double garage doors is 16 to 18 feet wide and 7 to 8 feet high. Many 16 x 7 garage doors are designed with a pair of single 8-foot garage door bays. These bays are separated by a central post or column.

We refer to rough openings as the size of the opening before the finished lumber has been added to the jambs. After finishing work it will be equal as garage door opening. Ordering a garage door based on a rough opening size can leave you with a door that is too big.

When referring to a rough opening, this is a garage door opening that has been framed with 2×4 lumber, but no finish work has been completed.

Garage door openings
Garage door openings

Frame the rough opening to 3 inches wider than the garage door you have selected. If you are installing a 8′ wide garage door, the rough opening will be 8’3″ wide. Once finished, the opening will be 8′ wide. The finished opening should be the same width and height as the garage door you have purchased.

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Frame the rough opening to a height that is one and half inches (1- 1/2″) taller than the door that you have selected. If the door is 7 feet tall, frame the opening 7’1.5″.

This article will go into detail about the standard garage door openings that you’ll need to meet all of your requirements.

Garage door openings for single & double car

The standard garage door openings width and height can vary by where you live, but is usually 8 feet wide by 7 feet tall, or 9 feet wide by 7 feet tall for a single car garage door. 16 feet by 7 feet or 16 feet wide by 8 feet tall for a double car garage door.

Frame the rough opening to 3 inches wider than the garage door you have selected. If you are installing a 9′ wide garage door, the opening will be 9’3″ wide.

Frame the rough opening to 3 inches wider and 1-1/2″ taller than the width and height of garage door you have selected respectively.

Single Garage Door Sizes

The standard Single car garage door sizes should be ranges of 8 by 7 feet (8ft × 7ft), 9 by 7 feet (9ft × 7ft) or 10 by 7 feet (10ft × 7ft). The difference in width is to compensate for cars that may be slightly wider.

If you use a normal sized vehicle, you can usually find garage doors in the size ranges of 8 by 7 feet, 9 by 7 feet or 10 by 7 feet. The difference in width is to compensate for cars that may be slightly wider. If your car’s close to the 7 feet range, it may be able to pass through, but you’ll have to be super careful every single time. Unless your car has wider than average mirrors, many vehicles have lost their side mirrors to too narrow garage doors.

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Double car Garage Door Sizes

The standard Single car garage door sizes should be ranges of 12 by 7 feet (12ft × 7ft), 14 by 7 feet (14ft × 7ft) or 16 by 7 feet (16ft × 7ft). The difference in width is to compensate for cars that may be slightly wider.

As the name implies, these types of garage doors can usually fit in two regular sized vehicles at the same time. They come in 12 by 7 feet, 14 by 7 feet and 16 by 7 feet. Logic dictates that the size of double garage door you choose should depend on the size of the vehicles you already have. So if you have two smaller and compact cars, a 12 by 7 would do just fine. If you have two trucks, then perhaps go wider with your garage door size.

Rough openings for garage door

Rough Garage door openings are: 1) opening is 3″ wider than door width, 2) header height is 1 1/2″ taller than door width, and 3) header is 9″ longer than door width.

Rough opening for a 16′ garage door

For a 16 foot garage door, you will need rough opening to 3 inches wider & 1-1/2″ taller than the width and height of garage door respectively, so, if you are installing a 16′ wide and 7 foot tall garage door, the rough opening will be 16’3″ wide and 7’1.5″ tall. And if you are installing a 16′ wide and 8 foot tall garage door, the rough opening will be 16’3″ wide and 8’1.5″ tall.

Rough opening for a 18′ garage door

For a 18 foot garage door, you will need rough opening to 3 inches wider & 1-1/2″ taller than the width and height of garage door respectively, so, if you are installing a 18′ wide and 7 foot tall garage door, the rough opening will be 18’3″ wide and 7’1.5″ tall. And if you are installing a 18′ wide and 8 foot tall garage door, the rough opening will be 18’3″ wide and 8’1.5″ tall.

Rough opening for a 12′ garage door

For a 12 foot garage door, you will need rough opening to 3 inches wider & 1-1/2″ taller than the width and height of garage door respectively, so, if you are installing a 12′ wide and 7 foot tall garage door, the rough opening will be 12’3″ wide and 7’1.5″ tall. And if you are installing a 12′ wide and 8 foot tall garage door, the rough opening will be 12’3″ wide and 8’1.5″ tall.

Rough opening for a 10′ garage door

For a 10 foot garage door, you will need rough opening to 3 inches wider & 1-1/2″ taller than the width and height of garage door respectively, so, if you are installing a 10′ wide and 7 foot tall garage door, the rough opening will be 10’3″ wide and 7’1.5″ tall. And if you are installing a 10′ wide and 8 foot tall garage door, the rough opening will be 10’3″ wide and 8’1.5″ tall.

Rough opening for a 8′ garage door

For a 8 foot garage door, you will need rough opening to 3 inches wider & 1-1/2″ taller than the width and height of garage door respectively, so, if you are installing a 8′ wide and 7 foot tall garage door, the rough opening will be 8’3″ wide and 7’1.5″ tall. And if you are installing a 8′ wide and 8 foot tall garage door, the rough opening will be 8’3″ wide and 8’1.5″ tall.

Rough opening for a 16’×7′ garage door

For a 16’×7′ garage door is represented as 16′ wide and 7 foot tall, so, for a 16’×7′ or 16′ by 7′ garage door, the rough opening will be 16’3″ wide and 7’1.5″ tall. Thus, you will need rough opening of 16’3″ wide and 7’1.5″ tall for a 16’×7′ size garage door used for double car parking.

Rough opening for a 16’×8′ garage door

For a 16’×8′ garage door is represented as 16′ wide and 8 foot tall, so, for a 16’×8′ or 16′ by 8′ garage door, the rough opening will be 16’3″ wide and 8’1.5″ tall. Thus, you will need rough opening of 16’3″ wide and 8’1.5″ tall for a 16’×8′ size garage door used for double car parking.

Rough opening for a 18’×8′ garage door

For a 18’×8′ garage door is represented as 18′ wide and 8 foot tall, so, for a 18’×8′ or 18′ by 8′ garage door, the rough opening will be 18’3″ wide and 8’1.5″ tall. Thus, you will need rough opening of 18’3″ wide and 8’1.5″ tall for a 18’×8′ size garage door used for double car parking.

Rough opening for a 10’×10′ garage door

For a 10’×10′ garage door is represented as 10′ wide and 10 foot tall, so, for a 10’×10′ or 10′ by 10′ garage door, the rough opening will be 10’3″ wide and 10’1.5″ tall. Thus, you will need rough opening of 10’3″ wide and 10’1.5″ tall for a 10’×10′ size garage door used for single car parking.

● Rough opening for a 30 inch door

● Rough opening for 36″ door

● Rough opening for a 30″, 32″, 36″, 48″, 60″ & 72″ bifold door

● Garage door rough opening: Sizes & Dimension

Rough opening for a 10’×9′ garage door

For a 10’×9′ garage door is represented as 10′ wide and 9 foot tall, so, for a 10’×9′ or 10′ by 9′ garage door, the rough opening will be 10’3″ wide and 9’1.5″ tall. Thus, you will need rough opening of 10’3″ wide and 9’1.5″ tall for a 10’×9′ size garage door used for single car parking.

Conclusion:-

The standard garage door openings width and height can vary by where you live, but is usually 8 feet wide by 7 feet tall, or 9 feet wide by 7 feet tall for a single car garage door. 16 feet by 7 feet or 16 feet wide by 8 feet tall for a double car garage door.