Posted on June 22, 2015 by Scott Gibson
in Q&A Spotlight
Jan Verschuren has a nicely roofed older house, and a problem to go with it. Cedar shingles have been installed over skip sheathingMaterial, usually plywood or oriented strand board (OSB), but sometimes wooden boards, installed on the exterior of wall studs, rafters, or roof trusses; siding or roofing installed on the sheathing—sometimes over strapping to create a rainscreen.
, making for a roof that's not only historically correct but one that allows air to circulate freely beneath the roof deck. Verschuren's next objective is to insulate between the 2x4 rafters, and here's where he has run into a snag.