What is the Brick to Brick Size ?:
Height & Width of your (door opening), if considering columns what is the height from floor to top of your door.
Door Width Restrictions:
Are there any width restrictions either side of the door, measure to the obstruction such as a window or down pipe. In some cases you would need to measure to the end of your house wall if the door is next to the gable end or boundary line.
Door Head Height Restrictions:
Are there any height restrictions, measure the height from the door head to the obstruction as in picture there is a Light, Cable, Boiler Flue, Fascia & Soffit Etc.
If you want to cover your door and window with the canopy, you would need the measurement from the outside edge of door jamb to the outside edge of the window jamb as in picture and checking for any restrictions/obstructions, boundary lines and gable ends.
