From outside use a hole saw to drill for your new pipe.
Attach hose spigot to siding.
Hold each piece up to the faucet pipe and mark with a pencil where the pipe will pass through the.
There are at least three alternative ways to do it.
This renders the siding vulnerable to moisture and voids the warranty even if you seal the hole.
Measure the length of the short hose that is attached to the hose reel.
If you are using a mounting block you will need to cut out for the block and then pull back the siding to get the backing plate installed.
The connector on the short hose twists onto the threaded end of the hose bib so the hose reel is installed close enough to.
If you need more width to the post just get a 4x8 or nail a cross piece of 2x6 to it before you hang the reel.
Cut the siding into two pieces if the faucet will be located in the middle of a piece of siding.
If you want to hang something from your vinyl siding don t even think about drilling through it to attach a hook to the sheathing.
Ground about 3 feet then attach your reel to it.