Again depending on the style of your home measure from the header to the bottom of the door sill siding to the bottom of the door sill or edge of the stucco to the bottom of the door sill.
Measure for sliding door.
You ll want to measure the width of the door at the center running your tape measure from siding to siding stucco to stucco brick to brick whatever material outlines the sides of your sliding door.
Insert a utility knife around the door frame and break the silicone seal.
Write down the measurement.
Measure from the top of the track at one end of the door down to the threshold on the ground with a tape measure.
The most common thickness is 1 75 inches 4 4 cm.
Hold a tape measure to the edge of the door and record its thickness.
Be sure to capture both width and height measurements.
Be careful not to damage it.
The average widths for two panel doors are sixty inches seventy two inches and ninety six inches.
Write down the measurement.
Move halfway down the opening and measure again.
Cut away all the old silicone and paint attached to the door.
Ideally the door will cover 2 to 3 inches beyond the opening on each side.
To measure the height of a sliding patio door extend your tape measure vertically.
How to measure for replacement sliding glass patio doors.
If your sliding screen doors are missing determine width by measuring from inside of side jamb to center of stile on opposite side just short of where the stationary glass begins.
Pull out any.
These numbers should be close to the same but it can be helpful to know both of them.
Go to your sliding glass door and take a measurement from the wall left to right of the door to the wall it is installed in.
If the doorway has moldings measure from outside edge to outside edge to determine the proper door width add about 4 to 6 inches to your measurement.
For the height measure from the top of the bottom track into the top u channel see the diagrams below.
Remove the slider door trim with a crowbar.
Do this across the bottom middle and top.
The average widths for three panel doors are nine feet and twelve feet.
Measure vertically the same way from where the header meets the rest of the home to where the bottom sill ends.
Custom built sliding glass doors meet and or exceed these measurements.