For large quantities of wood siding, using a paint sprayer is expedient and ensures even coverage. Start at the bottom. Unroll the barrier so that it extends below the wall’s mudsill.

“There’s synthetic siding, and there’s real wood siding ... “Cedar shingles will last for 20, 25 years on the wall if they’re untreated,” MacDonald said. “If they’re treated ...

With the walls open you should absolutely add insulation. It's also a good time to add electrical outlets or fixtures inside and out. And, if your windows are single pane or more than 20 years old ...