Open valleys have metal flashing to protect this critical area of the roof.
Glashing on roof pushing out.
Holding out for a hero to save your roof.
Roof wall flashing detail specifications snafus.
For roof flashing to be effective it must be durable low maintenance weather resistant and also accommodate movement.
This article describes explains the directions of forces in roof structures illustrating downwards force horizontal thrust and the causes of rafter sags rafters that disconnect from the ridge or top plate and why a sagging roof pushes the building walls outwards at the wall top.
Roof flashing is commonly used around chimneys fan vents plumbing vent stacks and other items that project out of residential roofs.
Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies.
This article illustrates and discusses alternate or rather goofy attempts at roof wall intersection flashing to prevent leaks water damage and points out where leak risks may remain.
We include photographs of collapsing wood framed roofs and photo sequences.
A licensed professional will come to your home for a free no obligation assessment to replace your old roof with a beautiful new roof with up to a 50 year warranty.
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Roof sag or roof collapse forces.