How To Tell If Roof Decking Is Bad

Here are some tips to help you determine if you need a new roof.

How to tell if roof decking is bad.

While composite lumber and pvc plastic decking are growing in popularity a vast majority of decks are still covered with wooden deck boards. 15 silent signs that your roof is failing. Splits can form in the planks and they will get longer from the heat in the attic. Note bad areas for removal.

You can remove thumb size areas of rot with a chisel then treat the hole with a wood preservative to stop rot and keep it from spreading. If there is rotten decking the shingles are most likely letting moisture in. Sometimes it is just best to resheet it to give you the best deck for your new roof. Bigger areas of rot may require the wood member be replaced.

Plumbing vent boots can be all plastic plastic and metal or even two piece metal units. Look up at the roof area. Here are some signs your roof decking may be damaged. Damaged plumbing vent boots.

Probe around railing posts and the decking surface. Check where stair stringers come in contact with the ground or landing pad. How old is your existing asphalt shingle roof. Shingles curling and buckling.

Locate the rotted roof decking. A quick inspection of the attic might uncover dark water stains on the rafters or in the insulation or even light passing through holes in the roof. Gain access to the attic to inspect the plywood or roof decking. If it isn t already it s only a matter of time until that rotten wood lets water into your attic and ceilings.

Water leakage can lead to ceiling spots or leaks stains on interior walls cracked paint or peeling wallpaper. Check plastic bases for. Shingle curling and buckling granular wear to shingles holes in the roof mold or mildew in the attic missing shingles a spongy feel when walking on the roof damage round chimneys pipes and other penetration. Knots in the planks can cause it to break after the roof is done so if it looks iffy it is best to replace it.

Most experts agree that a typical roof will last between 20 and 25 years. Walk back and forth across the deck and inspect each board for signs of rot insect infestation water damage splinters large cracks and popped fastener heads.