Way ahead of ya Jean-Marie but knowing a little of your background I appreciate the recommendation as it was just a seemingly sensible move on my part! This material, T316 (non-magnetic) welded stainless mesh will be behind any/all inlets/outlets in the case.
Statements in my posts are opinion only, not to be construed as fact. Any projects I engage in are at my own risk! Their outcome cannot be assured and may result in success, small/no change or catastrophic failure. I encourage no one rely on anything I say or do as gospel and to realize your mileage may vary!