monty cunningham
1/30/2010
Hello i am going to put a metal roof on my home i will most likley be using r panels my question is can i roof over the roof vents? and the sewer vents.i will be going over asphalt shingles,using 1x4 purlin and vented ridge cap.sofit is vented.thanks
Info @windowsonwashington.net
An informed customer is our best customer.
1/31/2010
Sewer vents and other vents are designed to vent above the roof line. I would not recommend trapping those gases and vent fumes inside the airspace between the roof deck and the R panels.
Guest User
4/13/2010
Makes good sense. Need that ventillation.
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