Typically a valance is 1 5 the length of the implied window length but this is a personal choice.
Measurements for sliding glass door valance.
At the same time you don t want a valance that s too short.
For a valance you ll hang over curtain or drapery panels add two inches to the combined width of the installed panels instead.
Measure the width of the window then add the return measurement of valance s projection measurement if applicable to your chosen design.
Measure the width of the glass area you are covering as well as the length.
Measure length width.
For that the type of blind and fit is of utmost importance.
Door panels and sidelights are measured from the top rod pocket to the bottom rod pocket.
Select a panel that is 1 times to double the width of the area to be covered.
Sliding glass doors look beautiful and the blinds you install should do justice to them.
Simple valances are best for sliding glass doors.
You may find that a short 15 inch valance just doesn t do the sliding door any justice and actually looks out of place.
If you ve installed a rod measure from its face to the wall.
The headings at the top and bottom are not included in the length.
This includes tassels fringe tabs and anything else that s part of the valance.
Measure the width of the window including any molding that makes up its frame and add two inches.
Measure down from the inside top of the window frame to the position on the glass where you want the valance to end.
It s best to keep the lowest point on a valance 22 inches long or less.