cover

I just replaced an air admittance valve under the sink The old one had the protective cover over it. Is this needed? From what I gather its good for when its outside, but will having it on help or hinder when used inside? Thanks!

I'm looking at the cap to my well trying to figure out how to remove the cap. I need to determine pump depth, and static water level. It looks like a bolt has been modified to allow water line to extend from the top of the cap. 1. is there a way to remove the modified bolt at the pvc pipe...

Hello fellow reader, Included are pictures of a cover I'm trying to properly open. (without using pliers/hammers/screwdrivers). The center square is 2"x 2" recessed about a quarter inch. Is there a special tool for this? Thanks in advance and have a nice day :)

Over the last few years my aeration guy has managed to find all the valve boxes curiously scattered across the yard by the guy who installed this system. By crushing the covers and leaving 6" holes in the yard I think I've located all 8 of them. Now I'd like to replace the covers but I'm...

No clue where to put this, if this is wrong, please move it to the appropriate forum. As I said in another forum, we just bought a house and it's on septic. The geniuses who lived there before decided it would be a great idea to put in a circular driveway right on top of the septic tank and we...