The snowventco snowproof roofers exhaust vent is recommended for installation on sloped roofs with a minimum 4 12 pitch within 2 feet of the roof peak.
Snow proof roof vents.
The pictures show the soffited areas marked with a red line and roof vents are accuratly marked on the roof.
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Adding sheet metal to the seams of your vent covers strengthens them and increases their ability to keep rain out.
Introducing the revolutionary snowproof roofers vent by snowventco.
Invented by a roofer to defeat the harsh canadian winters this csa approved static box vent has been independently tested to block 99 99 of snow and rain even in severe storm conditions.
Watch as snowventco founder antoine bourque compares snow infiltration in an attic installed with both the roofers vent and a leading competitor s roof vent.
Select sheet metal of the same thickness as your vent cover.
There is disclosed a snow proof roof vent for ventilating the roof of a building to the atmosphere.
The house has vapor barrier and r40 blown in insulation and is using duraflo square top roof vents with a nfa of 50 sq in.
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