condensation Articles

2 Homes: Different roofing problems with similar solutions

February 27, 2020

I want to share with you stories of two interesting homes I visited in late February to assess their roofing problems. Both are in Indiana, and both are situations where the homeowner and contractor are very concerned about mold and mildew inside the homes. They asked me to come and take a look, help triage… ( read more )

#35 – Condensation and Metal Roofing

April 26, 2017

I was actually in this industry for quite a few years before I really understood condensation in a building and how a metal roof might impact it. In fact, I always sort of thought that metal roofs would regularly get condensation on the back side of the panels – between the metal roof panels and… ( read more )

Ventless Gas Stoves and Condensation

February 13, 2011

Beverly recently wrote me the following: Q: I saw your email address on a net page about metal roof problems. So i’m hoping you can give me a little help. My story, My parents have lived in the same house for 37 years. It has a tin roof with nothing under it . They changed… ( read more )

Metal Roofing and Condensation

January 10, 2011

Q: Hello. I was reading about what you said concerning metal roofs. I have one and it sweats when the sun hits it in the morning (condensation). Can you help? I understand the need to reduce moisture from the inside, so I took the boiling pan of water off of the wood stove. Is this… ( read more )

Cathedral Ceilings

June 24, 2009

Q: My house is a tri-level and the windows on the second floor are very close to the lower roof, so there’s really no room to add strapping over my existing shingled roof. The problem is that I’ve read on your site that it’s code to install metal roofing over strapping if you have a… ( read more )

Metal Roofing Over Insulated (SIP) Panels

June 21, 2009

Q: I have a new structure with 12 1/4″ structural insulated panel roof at a 2:12 pitch. (The low pitch is due to code which requires me to retain the snow load.) There is no attic space to ventilate and the roofing must be applied to the top surface of the insulated (SIP) panels. Even… ( read more )