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Q: Is it okay to glue OSB or plywood sheathing to the wall framing before fastening the sheathing with nails? It seems that this would be a simple and cost-effective way to add strength to a wall assembly while reducing air infiltration.
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Defining "green"
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OSB on the roof; drywall butt joints; siding solo
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separate the winners from the runners-up.
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Photos prove the point; flashing, not caulk; shimming jamb extensions; energy code follow-up
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Q : When we install vinyl flooring, we like to fasten the underlayment with staples because they install quickly and don't need setting or filling afterwards. But occasionally we've noticed minor squeaking in some of our floors. Assuming that we're using the correct number of fasteners, would we...
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Plywood vs. OSB: Which Is Better?
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Lighting R&D's John R. Brass Dies
Lighting designer and president of Lighting R&D John R. Brass passed away on Oct. 28, 2006. Active for many years in the Illuminating Engineering Society of North America, Brass designed many innovative lighting fixtures and created an approach to lighting design grounded in photographer Ansel...
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ACCULITE
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Where the codes once concentrated mostly on verifying that buildings could handle gravity loads, now coastal homes must also resolve the complicated load effects associated with high winds: uplift, shear (or "racking"), sliding, and overturning. Ted Cushman takes a closer look at one kind of...
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Q: A client has asked me to build a practical outbuilding with a wood floor system. For simplicity's sake, I'd like to place it on a Sonotube foundation and use continuous-span wood I-joists. The bottom of the I-joists will be about 16 to 24 inches off the ground, and the perimeter joists will be...
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Testing spray-foam jobs; ridge beams and collar ties; safety reminder; more
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Modern tools bring this traditional building method into the 21st century.
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Q: Is ACQ-treated lumber and plywood suitable for building permanent wood foundations?
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Lightolier | Lytecaster
Frame-In Kit Meeting the efficiency and environmental standards of the Energy Star program, the Lytecaster Energy Star-rated downlight frame-in kit for commercial and residential applications provides general illumination and wallwashing. The frame-in kits are available in 5- and 6 3/4-inch...
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Lytecaster Frame-In Kit
Meeting the efficiency and environmental standards of the Energy Star program, the Lytecaster Energy Star-rated downlight frame-in kit for commercial and residential applications provides general illumination and wallwashing. The frame-in kits are available in 5- and 6 3/4-inch apertures and...
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letter to the editor
The article 'On The Road with Light' presented a detailed review of the three methods for roadway lighting calculations. Not discussed was whether or not roadway lighting is warranted at all, and if warranted, to what degree. RP-8 does not address criteria for 'when' roadway lighting is...
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Power 150/22
This high-performance product line exceeds the American Society for Testing and Materials (ASTM) standards for photoluminescent safety markings. The ASTM code requires the product to emit luminance values of 20 millicandela per meter (mcd/m) after 10 minutes in the dark, and 2.8 mcd/m after 60...
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Go-Ahead to Study PV Use
The Electrical Contracting Foundation has recognized a need to better understand the photovoltaic (PV) market, and has voted to fund a study of the technology. In addition, the foundation has noted that the increasing application of PV systems is 'sparking turf wars among various building trades.'
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Coming to America
Product innovation. It is one of the many challenges facing lighting manufacturers. While some companies strive to achieve this through in-house resources, others look to European manufacturers, which are known for their progressive design approach. And while U.S. companies have imported European...