ventilation Articles

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 )

Strapping or No Strapping

June 12, 2009

Question from June in New Hampshire: Q: Greetings: – We are in the process of contacting contractors regarding the installation of a metal roof on our home and with each contractor that comes to the house we are getting more and more confused: 1. Should it be installed over the existing asphalt or strapping 2…. ( read more )

Cold Air Entering Through Vents

June 9, 2009

Len from Canada asks: Q: We have just moved into a new home and the draft coming through the fans in the bathroom and kitchen fan is terrible. I have new vent covers placed on the eaves through, but still the cold air is entering the fan. We get a lot of wind so the… ( read more )