Procedure:

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• Begin at the front door and work clockwise around the measurements in the appropriate blanks on the PDF.  

• For Windows, horizontally measure from one inside edge of the opening to the parallel inside edge (width) and vertically measure from inside edge of the top to the top of the window sill (height).

• For Doors, horizontally measure from one inside edge of the opening to the parallel inside edge (width) and vertically measure from the inside edge of the top to the floor (height).