dust fliters for the 011 vision

im looking to make some dust fliters for the two side panels of the 011 vision does anyone happen to know the measurements id need for the side panels?

https://preview.redd.it/6e7o95lsn6fe1.png?width=1277&format=png&auto=webp&s=e7d0a22d590ba223988eeea2f21fbe3e3292a888