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Q: I've heard that polyurethane spray-foam insulation may contain penta-BDE, a chemical that is called a "toxic flame retardant" by the EPA and has been banned in some states. How much of a risk does this chemical cause for the installer and the homeowner, and are there alternatives?
Q: Is it okay to use pneumatic nailers to install vinyl windows, or would that void the manufacturers warranty?
Manufacturers have successfully tackled some of the issues plaguing this low-cost cladding.
Two new roadway and area lighting equipment standards?ANSI C136.25-2009
This list contains links to various related sources: manufacturers mentioned in the story; makers of circular blades; other articles about safe cutting practices; and MSDS sheets for fiber cement.
Look for equipment that will move the heaviest coating you're likely to use.
Q: When installing painted steel roofing, is it necessary to coat the edges of cut panels in order to prevent rust?
Q. Are Bubble-Wrap R-Value Claims Accurate? Am I the only one confused by the claims of manufacturers of foil-covered bubble wrap and foil-covered flexible thin plastic foam? Apparently, if one is to believe the advertising, a 3/8-inch-thick roll of foil-
Q. Same Windows, Different Climates? As a HERS rater working in north-central New England, I've noticed that the U-values of the windows that most builders are installing are quite good — below .35 — but they have low SHGC (solar heat-gain coefficient) values. While it seems that windows with...
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