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Showing 1-15 of 69 results for Q%26A
Pre-Drywall Moisture Meter Check

Knowing the moisture content of your framing might wreak havoc on your... Read more

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Modified vs. Unmodified Thinset

Q: What is the difference between modified and unmodified thinset, and... Read more

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From Spec to Spectacular

Seven ways to sell spec houses faster and for more money Read more

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Q&A: Does Shrink or Swell As It Sets

Q: I have talked to eight different concrete subcontractors, and four have claimed that concrete expands as it sets and four claim that it shrinks. Which is correct? Read more

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Q&A: Polyurethane Adhesive Vs. Polyurethane Caulk

Q: What’s the difference between polyurethane construction adhesive and polyurethane caulk? In a pinch, can polyurethane caulk be used as an adhesive? Read more

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Q&A: Pressure-Treated Lumber and Steel Roofing

Q: I am considering installing steel roofing over 2x4 pressure-treated... Read more

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Cutting Metal Roofing

What tool works best? Read more

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Q&A: Vinyl Siding Over Fan-Fold Foam

Q: Before installing vinyl siding over existing wood siding, we first install a layer of fan-fold foam insulation. Is the fan-fold foam an adequate weather-resistive barrier? Read more

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Q&A: Long-Span Floor Joists

Q. Would floor trusses or wood I-joists be stronger over a 26-foot span? Read more

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Q&A: Strength of Header Hangers

Q: How do header hangers compare, from a strength standpoint, with... Read more

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Q&A: Installing Fiberglass Batts

Q: What happens to the R-value when you stuff R-19 insulation into a 2x4 stud cavity? Read more

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Q&A: Leaving Rigid Foam Exposed

Q. I plan to install rigid foam insulation in a crawlspace. As far as I know, most types of rigid foam insulation can’t be left exposed, but need to be covered with a layer of drywall for fire... Read more

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Q&A: Sealing Exterior Wood Before Painting

Q: How much benefit is there to applying a water sealer and wood preservative to clapboard siding before priming and painting? Read more

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Q&A: Vinyl Siding Over Foil-Faced Rigid Foam

Q. Can vinyl siding be installed directly over foil-faced rigid foam? Read more

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Roof Truss Spacing

Q. We see ourselves as quality builders. We frame everything 16 inches on-center, including roof trusses. Most visitors to our job sites feel that this is overkill and that we're wasting the... Read more

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JLC Field Guide
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