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Q: Assuming an attic is leaking some heat that reaches the roof sheathing, causing an ice dam, does the snow on the roof tend to act as insulation, trapping the heat near the sheathing? Will the melting of the roof snow be worse when there are 12 inches o
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Q: My company is in the process of gut rehabbing a house with brick veneer siding. From the interior, we have removed the drywall and wall insulation, exposing 16-gauge steel studs, 24 inches on center. The existing gypsum sheathing is in very poor condit
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Q: What is the minimum slope allowed for asphalt shingles? I have heard that asphalt shingles can be applied on a roof with a pitch as low as 2/12, as long as a rubberized asphalt eaves membrane is installed under the shingles.
Q: My company has been asked to enclose a triple-wall metal chimney with a rectangular chase above the roofline. The chimney vents a fireplace, and extends about 4 feet above the roof. The homeowners want to box in the chimney with framing, sheathing, sid
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Q: What’s the best way to build up a damaged bullnose corner on exterior stucco?
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Q: I plan to install new cedar shingle siding over existing T & G board siding. Should I install housewrap under the new shingles? Since there is already a layer of housewrap between the plywood sheathing and the board siding, I’m worried that two layers of
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Q: At several jobs, I have noticed that the electrician wires the bathroom light downstream from the bathroom GFCI receptacle. When the GFCI trips, the light goes out. Does this meet the NEC?
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Q: I would like to know the definitions for a box nail, sinker nail, and cooler nail. How do they differ from common nails?
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Q: What is the best way to remove paint or varnish from a fiberglass door?
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Q: Within 60 days of pouring a concrete basement, some vertical cracks appeared. The cracks are between 1/32 inch and 1/16 inch wide, and extend from the top of the foundation wall down about 4 to 5 feet. My subcontractor tells me that the foundation is s
Q: A new lead carpenter on my crew says that when installing cedar shingle siding on a house, he was always taught to put a third nail in the wider shingles. Is he right?