Rain On Uncovered Roof Decking

If the surface underneath is wet mold and mildew may form leading to the disintegration of the subsurface and the roofing felt.

Rain on uncovered roof decking.

Https goo gl hjbxxg next on deck we have rain on a deck. Our osb is rated exposure 1 and that means that it will withstand normal delays in construction. But wood rot is a slow process where the fungi start to grow and feed on the cellulose in the wood. Buy rain on deck mp3.

Generally plywood roof decking that has gotten wet and had the shingles applied over it if allowed to dry. Wrinkles and bubbles in the felt will create heat pockets that. Most likely an unsightly mess of water stained crossboards and cobwebs. 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.

It doesn t have to look like that. 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. Certainly it would have been better to have covered the roof with a tarp or roofing felt before it rained.

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. Wood rot can and will start when the moisture content of the wood reaches 20 percent. Roof decking sits beneath the shingles used to protect the house from the weather. That doesn t mean that an unexpected rain or drizzle as you indicated won t occur during the roof replacement.

If it starts to rain or drizzle the roofers should act quickly to cover your osb most likely with a tarp. Moisture that passes this covering and seeps into the underlayment for the roof can cause leaks into the home and. 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.