I can't see the photos, so I'm guessing:
>
> Hopefully you'll go many years between needing access, if ever. Why
> not frame and drywall over it? When and if the day comes that you
> need to get in there, drywall is cheap and easy. Well, easy compared
> to sliding panels, doors, false walls, or whatever else that you might
> only use once in ten years.
I hear you. But with my luck it'll clog when only the wife is home, and she'll tell the plumber the wrong place to break the wall, and oh what a mess I imagine. I'm not happy with false wall, etc. either. I'll keep thinking about it. But I do appreciate the ideas!