Subtract 2 inches from the height of the opening to determine the height of the door if the opening does not yet have trim installed.
What is finished opening size for bifold door.
If the opening does have trim installed subtract 3 4 inches.
Typically the rough bifold door opening should be sized 2 inches wider and 2 inches higher than the door itself regardless of the bifold door size.
For example a four foot wide 48 by six feet eight inches high 80 bifold set of doors would require a rough opening width of 50 inches and a height of 82 inches.
The installation hardware is adjustable so that you achieve these tolerances.
The bifold doors are undercut 1 standard.
If you are considering a replacement project see the article installing bifold doors.
2 0 x 6 8 bifold two 12 panels.
Finished opening heights are based on reeb s standard interior frame components and clearances.
Table of bifold door sizes.
This is a list of common bifold door sizes that are fairly standard and readily available.
Get free shipping on qualified 59 x 80 bifold doors or buy online pick up in store today in the doors windows department.
The required size of the finished opening for a 48 by 80 inch door is 48 by 82 inches.
Doors will be undersized in width to accommodate the callside of the bifold.
The rough opening should be 49 by 82 for a 48 by 80 inch door.
Bifold door sizes do have limitations.
It also allows for clearance over any finished floor covering.
For a nominal 6 8 opening you need a finished height of 6 8 3 4 80 3 4.
Installing a bifold closet door is a fairly quick and easy diy project as long as the door opening you are trying to install it into is the correct size and fairly square.
Recommended finished opening dimensions this chart allows for a 1 8 3 2 mm gap at the top of the bifold and a 1 4 6 4 mm space on the sides of the bifold after it has been installed.
Bifold door sizes are based on having a track at the top and a pivot bracket at the base.
Bifold finished openings finished opening widths are true to the measurement a 3 0 is 36 a 2 8 is 32 a 6 0 is 72 etc.
The space between the floor and the bottom of the door may vary depending on the type of flooring.
Generally you need an extra 1 3 4 of height beyond the height of the door panel.