Rain On Uncovered Roof Decking

One of the roofing pros we spoke with says mist won t affect osb any more than the humidity that osb absorbs on a hot day.

Rain on uncovered roof decking.

Https goo gl hjbxxg next on deck we have rain on a deck. Wood rot can and will start when the moisture content of the wood reaches 20 percent. That doesn t mean that an unexpected rain or drizzle as you indicated won t occur during the roof replacement. Normal delays and the rain you indicated will not affect the structural properties of the panels.

Unless the roof is leaking the line you see on the roof is an aesthetic problem but the cupped plywood is putting an added strain on the shingles either side of the visible line. Roof decking sits beneath the shingles used to protect the house from the weather. Most likely an unsightly mess of water stained crossboards and cobwebs. Ahem i ll give you a moment to appreciate my wittiness and compose a clev.

Osb like all other wood will expand when exposed to moisture and i assume the contractor spaced the panels the required 1 8 along the 4 edges and installed h clips along the 8. Moisture that passes this covering and seeps into the underlayment for the roof can cause leaks into the home and. The underdeck ceiling system can turn the ugly space under your deck into an outdoor haven that s dry bright clean and enjoyable without costly reconstruction. If it starts to rain or drizzle the roofers should act quickly to cover your osb most likely with a tarp.

If the surface underneath is wet mold and mildew may form leading to the disintegration of the subsurface and the roofing felt. Buy rain on deck mp3. But wood rot is a slow process where the fungi start to grow and feed on the cellulose in the wood. Certainly it would have been better to have covered the roof with a tarp or roofing felt before it rained.

It doesn t have to look like that. Our osb is rated exposure 1 and that means that it will withstand normal delays in construction. Ames contouring roof fabric.