6
votes
1answer
833 views

What to do if my sump is bone-dry?

My wife has been suffering the past two years with severe asthma symptoms (never had asthma before this). She's been advised that it's probably mold. We asked a company to look for moisture ...
1
vote
1answer
1k views

“Draining” concrete blocks?

We've recently had exterior waterproofing applied our house. In the process, we removed an old cold room that was underneath our porch. They walled up the entrance to the old cold room, and then ...
2
votes
1answer
847 views

What could cause condensation on a ceiling after painting with a roof sealer?

I am renting an apartment and the tenants recently complained about water droplets on the ceiling in one of the rooms. The apartment is on the first floor and surrounded by plants (we live in a ...
0
votes
1answer
458 views

Waterproof seal between two submersed pipes

I have an odd problem. Essentially I am working on fabricating a connection between two fiberglass pipes that are intended to be submerged underwater (depth 30ft). No water should make it inside of ...