Lay felt paper onto the roof overlapping the existing paper to get good coverage.
How to replace plywood in back porch roof.
Secure the plywood by inserting six penny nails along the rafters spacing them every 6 inches.
Once you repair the hole in the roof plywood you need to seal up the seams and recover the roof.
Step 2 cut out patches for holes from identical thickness plywood using the coping saw.
Bouncy or springy floors are often the result of inadequate or damaged joists in the middle of.
Cover the seams between the old and new decking with bitumen tape.
Cut off the blister or peel it completely back until the damaged laminate is flush with the main board.
Sand the edge of the cut until the edge tapers onto the surface of the underlying laminate.
Place a new plywood board in the same location ensuring the ends align over roof rafters.
An aging wood porch may have decay in the porch boards themselves in the framing that supports it or both.