This carport has a frame of 18x20. The roof overhangs the frame 6" on all sides making the roof, 19 wide by 21 long. The side posts are 6ft tall. The pitch of the carport roof is 4/12 so the height in the center is 8'8" clearance under the supports. To order we do $175 to place the order and the balance of $1,652 installation day. The lead time is typically 10-14 days depending but we notify you once you are in the schedule.