Properly fasten panels including fastening and spacing hints step 4.
How to fasten plywood sheathing to roof.
Never screwed the plywood roof decking on.
And scroll down to see more details on each with installation hints and tips below.
Trim the end of the last sheet as.
Ventilate the roof according to current building codes step 3.
Apply adhesive along the connection between the roof sheathing and rafters in a continuous bead much like caulk around a bathtub or apply adhesive to two adjacent sides of 1 by 2 blocks 6 inches.
Lay waterproof felt material on the flat area of the roof.
Overlap each row by 2 inches.
The ten most important fasteners in a roof panel are the ones in each corner and the six in the intermediate panel edge connections.
Add the thickness of the true fascia 15 16 in in this case.
Slide the sheet one rafter width over the end of the roof so the edge is centered on the next rafter offset one rafter spacing from the first piece of installed sheathing from the row below.
What size and type of screws are best to attach plywood over roof rafters.
The critical placement of these fasteners are key.
Secure the felt to the plywood using a hammer and 1 2 inch roofing nails.
Installing plywood on a roof hello youtubers here s another video about plywood sheathing and composition shingles after replacing all damaged wood and.
Also use more nails and place them closer together to build a stronger roof.
When installing roof sheathing use nails with longer nail shank larger diameter and a larger head than may be required.
Add an inch and a half for subfascia strike a line.
The lower edges of the next run of plywood insert into the upper portion of the clips.
Measure from the edge of the plywood outside of the wall over to whatever the overhang will be and square a line up to indicate the end of the truss tail.
Use clips based on the thickness of the plywood such as 5 8 or 3 4 inch.
Check the nailing surface is level step 2.
Spaced 3 8 of an inch from the edge and corners.
2 8d galvanized ring shanks with a nail gun.