Whose bright idea was it to plumb all that crap behind a panel with 8 screws holding it in place. Little more effort and those valves could be plumbed to that wall. might have to do that this year.
I just installed a plumbing access panel in that small wall area. https://www.menards.com/main/plumbi...188-c-8525.htm?tid=3197720064532378332&ipos=3