Wet Roof Decking During Construction

Installing shingles over wet decking also will void any warranty you might have from the shingle manufacturer.

Wet roof decking during construction.

Homeowners often worry that the wood is ruined if a house gets wet during construction. Is it okay for a house to get wet while. Most roofs rafters are set 2 feet apart and the plywood decking should be a. When a roof deck is exposed to water and absorbs enough to swell it should be allowed to dry out before any roofing material is applied to avoid trapping moisture under the roof material that could cause the edges to swell or buckle.

Water can cause problems if the lumber is allowed to stay wet for weeks and weeks so do whatever is possible to get a roof on the house. Osb like all other wood will expand. Our osb is rated exposure 1 and that means that it will withstand normal delays in construction. Normal delays and the rain you indicated will not affect the structural properties of the panels.

Remember dried in means that the building shell has been completed. My builder says this is normal and i still get my 10 year warranty. Shingle roofs are installed every day over wood decking that has been wet by rain. September 17 2020 firestone building products llc fsbp an industry leader providing trusted.

A dried in house includes. 1 all the exterior walls of the house along with house wrap or some other moisture barrier 2 the roof sheathing with an appropriate water proof roof covering and 3 coverings for any openings including window or doors openings. Generally plywood roof decking that has gotten wet and had the shingles applied over it if allowed to dry. Wet or rain soaked framing lumber will not rot in a matter of days.

Doing so goes against the building codes in most communities and the shingles won t adhere.