Use shims under screw holes to help keep your threshold in good shape.
How to instal sliding screen door.
Then measure the overall width of the door frame divide that number in half and add 1 2 inch 1 3 cm to find the necessary width of your door.
Measure your door frame to determine what size door you need.
Place your door hinges and secure them in place with screws.
Place shims around the edges and top of your door frame every 12 inches.
The screen door must be placed outside the sliding glass doors.
Stretch a tape measure from the top of the upper rail to the top of the lower rail.
Once you have purchased the sliding screen door it s time for the placement.
Installing a screen tight patio sliding screen door is easy.
Take the door holding it from both sides keeping the top parallel to the glass door.
Tilt the door into the opening with the bottom side going in first using shims as necessary to create a secure fit.
The top wheels of the screen door need to be placed on the outer track of the frame.
Hold the door by the sides of the frame with both hands keeping the top of screen door parallel to the glass door.