Spacing and significant changes in moisture.
Roof sheathing and shingles.
To encourage drying they were laid over wood board roof sheathing with spaces left between the boards to improve air flow.
Ventilate the roof according to current building codes step 3.
Cover sheathing with.
We can even help you find a professional to install it.
Zip system sheathing and tape provides a water resistant durable underlayment for many finished roof coverings including metal tile and asphalt shingles fiberglass shingles and cedar shingles.
When plywood or osb sheathing picks up moisture it expands.
Zip system panels install fast and stay flat for a roof that looks as good as it performs.
If the sheathing is not gapped the sheathing itself may buckle especially with thin sheathing 24 in.
Check the nailing surface is level step 2.
The roof s sheathing helps to keep the roof trusses or rafters properly spaced and is the strength that holds.
When the original wood shakes or shingles failed they were typically replaced with asphalt shingles which require solid sheathing.
Typically older homes were originally roofed with wood shakes or shingles.
If the sheathing is properly gapped then the gaps can close causing the shingles spanning the gap to buckle.
Experience the total owens corning roofing system and high quality roofing shingles.
Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.
Properly fasten panels including fastening and spacing hints step 4.