How Big Is A Sliding Glass Door?

How big is a sliding glass door? A standard sliding glass door is 80 inches tall and 60 to 72 inches wide, depending on the area. Doorframes in most houses are standardized to a standard size of the sliding glass door to facilitate door replacement.

how big is a sliding glass door

Standard Sliding Glass Door Sizes

Standard sliding glass doors have a height of 80 inches and a width between 60 and 72 inches, depending on the available space. In most residences, doorframes are sized according to a standard to facilitate door replacement.

Door Width Door Height Door Size
23.5″ - 24″ 79″ - 81″ 24″
25.5″ - 26″ 79″ - 81″ 26″
27.5″ - 28″ 79″ - 81″ 28″
29.5″ - 30″ 79″ - 81″ 30″
31.5″ - 32″ 79″ - 81″ 32″
33.5″ - 34″ 79″ - 81″ 34″
35.5″ - 36″ 79″ - 81″ 36″

How Wide Is A 2 Panel Sliding Glass Door?

The sliding glass door with two panels has the same length as the conventional option, which is 80 inches. The only change you will see here is the breadth. Therefore, you must establish the optimal door width for placement on your patio.

Here are some of the most probable alternatives you may encounter. Please note that these measurements are offered as the standard so that you will not have difficulty obtaining a replacement if the need arises. Provide the precise dimensions, and the pros should be able to match your door precisely.

Here are some common width possibilities for two-panel sliding doors:

Inches Feet
60 inches 5 feet
72 inches 6 feet
80 inches 7 feet

How Wide Is A 3 Panel Sliding Glass Door?

Three-panelled sliding glass doors are trendy in patio settings; they are larger than the previously described two-panelled sliding glass doors. This is ideal if you have a vast space to cover at the entry.

Three-panelled sliding doors are also more aesthetically pleasing and modern than their competitors. In addition, compared to French door choices, the construction and installation of these doors are relatively straightforward and rapid.

In essence, the beautiful and modern three-panelled glass doors provide several advantages. While maintaining the average length of 80 inches, let’s look at the width alternatives accessible for this product.

Inches Feet
108 inches 9 feet
144 inches 12 feet

It is important to remember that while the standard height of a sliding glass door is 80 inches, various sizes are also available.

Also available are sliding doors with measurements of 82 and 96 inches. Therefore, it is a personal choice since the sliding door expert may create a product based on your desired dimensions.

How Wide Is A 4 Panel Sliding Glass Door?

Comparing the four-panel sliding door to the two-panel and three-panel sliding doors, the four-panel sliding door has a much larger frame. They are often erected on the patios of large homes or mansions.

Four-panel sliding doors may be utilized to cover a whole wall with Glass. The wide four-panel glass construction gives the room a luxurious appearance. It is often used in luxury hotels and lodges in picturesque locations to provide a panoramic view of the surrounding area.

As with sliding doors, the typical height for the spectacular four-panel glass doors is 80 inches. For an all-glass experience, four-panel doors often extend from floor to ceiling.

Therefore, the height of the wall would be about equivalent to the size of the doors. However, you may also opt to interrupt the visual flow by installing glass panels on the ceiling.

The following are the usual width choices for 4-panel doors.

Inches Feet
144 inches 12 feet
192 inches 16 feet

You may select custom solutions if your patio opening size does not correspond to the dimensions above.


It is important to remember that while the standard height of a sliding glass door is 80 inches, various sizes are also available. Also available are sliding doors with measurements of 82 and 96 inches. Therefore, it is a personal choice since the sliding door expert may create a product based on your desired dimensions.

How to Determine a Sliding Door’s Width

When measuring an existing sliding door, the opening made by the door jamb must be measured. When the doors are closed, position yourself on the inner side of the door. Hold one end of the measuring tape flush against the jamb and extend it to the other side of the hole.

What is the Maximum Sliding Door Width?

For openings more significant than 72 inches, it is strongly suggested that additional door components be considered.

You may try adopting twin swinging doors with less Glass. Glass becomes less stable as its size increases. Thus, obtaining sliding glass doors wider than the industry norm might be challenging.

What is the Minimum Sliding Door Width?

For exceedingly tight apertures, sliding doors as small as 16 inches per door are available. Due to their rarity, most of these tiny doors must be custom-made. If the aperture is this little, you may choose to install a single, full-view outside door.

Standard Sliding Door Size in Meters

If you are familiar with the typical sliding door dimensions, you can choose the most suitable sliding glass door for your house.

There is a wide range of sizes available for sliding glass doors. The typical dimensions for a sliding glass door are around 2.032 meters, with a width ranging from 1.524 to 1.8288 meters.


The standard depths available for door jambs are 6 9/16 inches and 4 9/16 inches. Standard door thickness would be 1 3/4 inches. Glass door thickness may range between 1/2 inch and 3/4 inch. These are the standard thickness measures. However, they might vary based on the age of your property and the door currently installed.

What is the Standard Size for French Patio Doors?

French patio doors feature twin doors that swing outward or inward. French patio door panels are made of Glass. French patio doors do not have a sliding mechanism. Thus they must be opened by swinging open.

French patio doors come in a range of sizes to accommodate door openings. French patio door sizes vary from 30 and 72 inches in width and 48 and 120 inches in height. You may request that manufacturers tailor door sizes to meet your door frames.

How to Preserve Sliding Patio Doors?

To avoid replacement expenses, you must maintain your sliding doors in excellent shape. Here are some recommendations:

  • Regularly clean the glass panels to maintain their lustre and lack of dust.

  • Inside and out, clean the door’s frame with soft soapy water. The door frame may be varnished if it is made of wood.

  • Monthly, clean and lubricate the sliding door track and rollers.

  • Replace weatherstripping that has become old and brittle. Replace any broken rollers as well.

  • Examine misaligned door panel panels.

Sliding Door Size and Dimension Tips

When attempting to determine the exact measurements of a sliding door, the following ideas might help you to a conclusion.

Door Size

Most sliding door manufacturers provide you with the choice to choose a product that meets your specifications so that the aesthetics or design of your space are not compromised in any way.

If you are unsure about the sliding patio door sizes, the dealers may give you a chart describing the precise framework or opening you may need at the door’s entry. Check with them before proceeding to prevent the potential of redoing the job.

Frame Size

If you have adequate space or are still in the design phase of the building, the accurate and overall measurement of the frame will be utilized to establish the door measurements, in addition to the size of the door’s opening.

It estimates the best possible aperture for your sliding door’s overall dimensions.

Wall Thickening

The standard width of the pockets is either 10 cm or 12.5 cm, according to the final wall thickness.

The goal is to make the pocket to the same thickness as the stud-work—75 mm (3") or 100 mm (4")—the two standard stud-work sizes usually used so that ordinary 12.5 mm plasterboard may be immediately stretched over the pocket with either 100 mm (4) “or 125 mm (5”) wall thicknesses.

Additionally, additional layers of plasterboard may be added to increase the entire breadth of the construction.

To Sum Up:

Therefore, the following information and measurements about panel sliding doors. You may need all this information to get started if you are looking for a replacement or placing a brand-new glass door in your freshly constructed mansion.

How To Install a Sliding Glass Door?

Sliding glass doors may be installed with just little difficulty; however, assistance from another person is strongly recommended because of their size.

If you are unsure of your ability to do carpentry work on your own, hiring a contractor may help lessen the likelihood of making mistakes. To give you a sense of the procedure, below is a brief step-by-step tutorial as well as a video that goes into detail:

  • Take accurate readings.

  • Caulk the opening surrounding your sill pan once you have installed it.

  • Position the door unit inside its opening before closing the door.

  • Make the door fit more snugly into the aperture by adjusting its position using shims.

  • Screws should be used to secure the door.

  • Protect it and make any necessary adjustments.

  • Install the door trim around the inside and outside of the door, and fill in any gaps.

Cost of Installing Sliding Glass Door

Including labour, the total cost to replace or install a sliding glass doors might vary between $700 and $2,400. Standard sliding glass doors installation range in price from $300 to $2,500 at most building supply retailers.

You may save substantial money by doing this job on your own, but it will need time, support, and knowledge.

Replacement of a four-panel sliding glass door will cost between $2,500 and $7,000. This project is more significant and more labour-intensive. Thus both labour and material expenses are more important.

This is another job that a homeowner might complete with the assistance of a couple of pals. If you lack available workers, you will need to engage a professional; otherwise, the process may take longer than expected.

Frequently Asked Questions

Here are some FAQs related to sliding glass doors:

1. What is the size of a sliding glass door’s rough opening?

Standard pocket door width is between 22 and 32 inches (559 mm and 813 mm), while rough opening height is between 85 and 88 inches (2,159 mm and 2,235 mm).

2. How much space is needed for a sliding door?

To establish the correct door width, add 4 to 6 inches to the measurement you obtained. Ideally, the door should extend 2 to 3 inches beyond each side of the aperture. To determine the amount of track required, multiply the ultimate width measurement by two. The door length is determined by measuring from the header to the floor.

3. What is the typical measurement for patio doors?

The standard dimension for a patio door with two panels is 6’8 by 6’. Also available in 5 x 8 and 8 x 8 sizes. However, your entry may need a customized fit; be careful to measure the rough aperture of your doorway before beginning your project.

4. How many feet wide is a sliding glass door?

Most sliding glass doors are between 5 and 6 feet wide and around 6.5 feet tall with two panels. Three, four, and even six-panel sliding glass doors may stretch up to 20 feet in width and 12 feet in height.

5. What is the approximate opening measurement for a 6-foot sliding door?

Framing approximate opening sizes is straightforward. Add 2" to the actual width of the door. Add 2-1/2 inches to the exact height of the door. This will provide space for separating the door frame from the subfloor.

6. How are glass sliding doors measured?

Beginning inside the side jamb, stretch the measuring tape to the centre stile at the other end of the door. This dimension represents breadth. The height is calculated by measuring the bottom track’s top, middle, and bottom. The right size is the measurement with the most negligible value.

7. What are the standard door sizes?

Eight feet, or 96 inches, is a standard size for modern houses, while 30 and 32-inch exterior door widths are also regularly available. Some door manufacturers offer doors with 7ft and 8ft heights and 24 to 42-inch door widths.

8. How wide can patio sliding doors be?

While the typical width of a patio door is around 1,790 mm (approximately 5 ft 8"), however, many individuals are unaware that a PVC patio door’s width is very adaptable, with a two-part door measuring up to 3,000mm (9 ft 8 in) wide. The door may consist of numerous panels of varying sizes.

9. Do sliding doors require a frame?

If the entrance aperture is true and square, do not add a frame for a simple style. This installation technique is only recommended if your walls are honest and straight and your floor is a flat hard surface like hardwood, laminate, or tiles.

10. How large is a typical sliding door?

A standard sliding glass door is 80 inches in length. However, the width may vary from 60 to 72 inches, depending on the space available for installation.


A sliding glass door is a terrific addition to any home, whether you’re constructing a new house from the ground up or renovating the one you already have. Not only does it bring the outside inside, but it also lets in clean air and natural light with ease. It’s possible that learning that sliding glass doors are available in a range of sizes may come as a surprise to you.

Related Articles

Half glass shower door
Half shower door