Plywooding over old roof deck the house was built in 1953 it is a rancher in 1987 when i did her roof for her after my parents just moved in there was 3 coats of shingles on it we thought 2.
Plywooding a roof.
Well that s because a fascia board is added to the truss tails.
It s fine and there is no need for the extreme and expensive approaches suggested in some other answers.
The roof s sheathing helps to keep the roof trusses or rafters properly spaced and is the strength that holds.
Remember the plywood overextending the truss tails.
The minimum plywood for roofing.
Roofs are framed with rafters or trusses which are rafters joined by internal braces so they install as a single component.
By carefully planning all the steps before one of the most difficult tasks was made simple.
A gabled roof is one of the easiest types of roofs to build and cover but sometimes these structures contain a two or three story expanse of solid wall underneath each gable.
Sheathing a large expanse like this is relatively straightforward though job efficiency decreases as the height increases.
By later that afternoon we finished plywooding the roof.
Where a 1 2 sheet butts up against a 3 8 sheet the 3 8 side can have several strips of roofing felt narrow on the bottom then progressively wider applied to ease the transition before the base layer of felt is applied to the whole roof.