Question: I’m in the process of installing a metal roof over an outside deck. My rafters are in place, and now I’m getting ready to purchase and install my flashing and sheathing. I was planning on ...

Q: I'm installing a metal roof over a deck. My rafters are in place, and now I'm getting ready to purchase and install flashing and sheathing. I was planning on putting plywood over the rafters and ...

The original roofing system — with batt insulation and a liner inside the natatorium — was sagging. Mold and mildew had become an issue, and condensation had caused some rust to the structure.

Attic moisture rarely announces itself with a dramatic roof failure. It usually begins with one overlooked gap, a thin pathway that lets warm indoor air sneak into a cold space until condensation ...