Yes, it need to screwed into the rafter beams. Reach out to us directly is you have any further questions.
It’s a little tight, but mine is above the garage door. It all depends on how you’re able to attach to the ceiling joists. See my image.
Mine is about 2.5 feet from the ceiling. Perfect for parking under. I can also reasonably reach items like paddles inside without having to lower it.
Yes depending on placement of the straps. The straps have multiple hook points. This will make it easier to adjust for your needs.