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Polyiso Roof Insulation R-value Update

An update to ASTM C1289, “Standard Specification for Faced Rigid Cellular Polyisocyanurate Thermal Insulation”, (ASTM C1289-13) features important improvements regarding the prediction of Long-Term Thermal…




Impacts of Substance Abuse

Studies show an estimated 10 percent of U.S. employees have a chemical dependency, costing employers upwards of $100 billion each year. The most basic losses…


Are You ‘PV Ready’?

Commercial rooftops are an attractive platform for the installation of solar photovoltaic (PV) electricity-producing systems. These low-slope roofs offer an economical and sustainable structural foundation…





OSHA’s Pending IIPP Standard

The Washington, D.C.-based Occupational Safety and Health Administration is directing its efforts toward enforcing a standard in which employers nationwide will be required to establish…