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Wooden products are prone to cracking and splintering over time. Weight from roofs can also cause the roof sheathing to buckle or warp. And for those who don’t replace these broken roof sheathing items, your roof may endure in the long term. You possibly can tell if your sheathing is broken if you happen to discover gaps within the roof deck. Sanding it first using an orbital sander will get rid of that tremendous flaky and tough texture that most people hate about OSB. Moreover, if you happen to sand the OSB to a clean finish first, then you definitely won’t need to apply practically as much paint to cover up its look. On that very same notice, sanding it will also remove any wax that has been utilized to the OSB.


Which Facet Of OSB Goes Up On A Roof? When installing OSB panels on a roof, the tough side always faces up. By default the sleek aspect, which is stamped "This Aspect Down", faces down. This is finished for two reasons. First, the rough aspect gives traction for workers strolling on the roof. The graceful facet is slick and might get downright slippery when wet which can be hazardous to stroll on.