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Adhesives and Sealants: Performance First, but Materials Matter

by LiveModern Webmaster last modified Aug 23, 2012 01:01 AM
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by Brent Ehrlich last modified Aug 22, 2012

Author name:  Brent Ehrlich Blog Category:  GreenSpec Insights Exterior adhesives and sealants are formulated for performance, but some contain chemicals that pose risks to unprotected workers or the environment The silicon found in many window caulks is not much of a health risk to onsite workers, but the chemicals used to produce silicon are coming under greater scrutiny. Photo Credit: ArmaCo Construction   As discussed throughout this series, adhesives and sealants used outside the building envelope have to adhere to the substrate and seal gaps, and they often need to be as durable as the building itself. Performance is the primary concern, and the chemical constituents often take a back seat. Unlike products used on the interior—where VOCs and other potentially hazardous chemicals can concentrate to create indoor air quality problems for occupants—for exterior products, exposure risk is mostly limited to workers who manufacture and apply the products. read more






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