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Other stories by David Keener

  • Q&A: Hardwood Floors Over I-Joists

    Q: Are there any problems with installing hardwood floor over wood I-joists?

  • Q&A: Metal Roof Over Asphalt?

    Q: I am bidding a job where the owner wants to install a new metal roof over a double layer of asphalt shingles. The roof has solid lumber rafters and plywood sheathing. Should I install 1x4 horizontal purlins over the asphalt and attach the metal roof to those? Should the purlins be...