ventilation Articles

Metal Over The Old Roof

August 4, 2009

Q: I currently have 2 layers of shingles on my house. I live in south western KY and the house is subjected to lots of thunderstorm with high winds, hail, and heavy rains. We also have several tornadoes. My roof has a lot of wind lift from the last storms that went through and now… ( read more )

Turbine Vents

June 30, 2009

Q: Do i have to put turbine vents on my metal roof? A: Turbine ventss are used to vent excessive heat and moisture out of attics. There is nothing specific about a metal roof in most cases that increases the need for ventilation including turbines. However, I am a strong believer in good attic ventilation… ( read more )

Attic Ventilation

June 26, 2009

Q: My home 34×60,single story, red brick, colonial front, slab floor. I have vents in ceiling, living and bedrooms have cathedral ceilings on opposite ends of home. Attic ventilation is an opening on each end of the 60′ length through the shape of a birds beak, roof is 5/12 pitch. I am replacing the roofing… ( 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 )

Attic Vents

June 14, 2009

Q: I have a garage in my backyard that I use as a shop and it measures about 24′ x 18′. There is no type ventilation in the roof whatsoever and it gets boiling hot in there when it’s closed up. I’m not wanting to spend a lot of money and I’m not real handy,… ( read more )