I don't have a reel yet, but plan to buy this one when I clean out the shed:
https://www.fastcap.com/product/super-reel
They also sell a remote control switch that you attach to the hose end:
https://www.fastcap.com/product/remote-control-vacuum
I just downloaded the pattern. I see you can use either 1/8 or 1/4" plywood. I like the look in the photos and the video. Which thickness did you use in these pictures and the video?