Trim fabric to vertical and horizontal lengths leaving one extra inch on the top bottom and sides.
How to hang a window valance box.
Measure the depth of the valance dust board for the maximum bracket size.
Allow the excess to wrap over the back edge.
Iron out any wrinkles.
How to hang a wooden valance with an l bracket.
To even out our asymmetrical windows i extended the window box valance 6 on the left and 10 on the right and pull the curtains across the windows so it looks like it is evenly spaced.
Valances need to frame the window not cover its view.
Put together your wooden.
Our valances extend three inches beyond.
Let s break this recommendation down and simplify it.
The first step which should be obvious is to measure your windows.
Doing so will make the window look larger.
Wrap and staple one side of the fabric on the interior corner of the cornice.
Measure from top of window frame down to where you want the valance to hang.
Use a red pen to mark the spots for the curtain rod brackets so you do not confuse them with the markings for the.
We got some generic plywood for the front surface and.
Check that the valance brackets are double the length of the.
Staple securely along the same interior edge.
Hang a metal window box on the vinyl siding hooks.
The dust board is the top horizontal board that supports the top edge.
In addition extend the width of the valance box approximately 10 on either side of the window.
Remember to hang your cornice box as high to the ceiling as you can.
This will ensure that the weight is evenly distributed and the box is level.
With 9 or 10 foot ceilings the valance should hang at least halfway between the top of the window and ceiling.
Measure the screw holes on the l brackets and pre drill holes in the valance according to those measurements.
Insert one screw on one side and then another on the other side to help support the weight of the box valance.
They need to be complementary to the window not work against it.
Put the curtain bracket markings at least 4 inches 10 cm from the top of the window as this will ensure they hang.
Wrap the other side and pull tightly ensuring that the fabric is straight and has no wrinkles on the front side.
Metal window boxes work best with vinyl siding hooks because they typically have holes that will slide right onto the hooks.
By pre drilling holes you ll be able to quickly and safely screw the wood screws into the valance through the l brackets.
Easy diy box valance step 1.
Determine how much vertical wall space is available above the window for bracket mounting.
Fold fabric over on every side and hem with fusible web making sure iron is set to no steam.