Taking measurements for a roller fly screens door should consider the following: The top and bottom guide should cover the flat section of window frame by 30mm top and bottom. So, as for the screen window add 60mm to the height of the opening to give the finished height of the door. The roller cassettes fit each side of the door, these should cover the frame by 30mm each side. Therefore, add a minimum 60mm to the width of the opening. The screen can be fitted using face fit kit or by drilling through the top and bottom guide, using a cover cap to hide the hole. The screen can also be fitted using double sided adhesive tape or velcro
Provide the smallest width of the opening (W) in mm
Provide the smallest Height of the opening (H) in mm Provide a separate measurement for the width of the frame in mm.
Does the door have a door drip? and does it extend past the door frame. Does the screen need a sub frame to carry it past the door drip and handle arrangements.