Ok, I'm getting ready to make another Aircraft Spruce order. I'm going to use the NACA vent controller from Aerosport. I want to cut two additonal NACA vents in the rear of the aircraft that match the ones in the front of the aircraft as depicted in this Aerosport video.
https://www.youtube.com/watch?v=ZTMgZ7jsj6E
Where can I find/buy the correct size plastic backers that are at 1:25 in the video?
https://www.youtube.com/watch?v=ZTMgZ7jsj6E
Where can I find/buy the correct size plastic backers that are at 1:25 in the video?