As monolithic wall units with continuous insulation and fewer gaps to seal than stick-built framing, structural insulated panels (SIPs) are airtight and effective at stopping airborne ambient noise. However, the panels themselves are less effective at blocking low-frequency sounds.
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The thriving tourism industry and coastal climate of Bethany Beach, Delaware meant a new hotel needed to balance concerns of aesthetics and durability to be successful.
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Operable wall louvers offer maximum flexibility for airflow control, design, and functionality. To control airflow, these ‘adjustable’ wall louvers contain blades that typically rotate within the louver frame between fully open at a preset angle and fully closed.
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Specification writers must now consider more performance criteria than ever before. As the list of new products continues to grow, design professionals must determine how to reach more stringent targets for indoor environmental quality and energy consumption.
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Moisture presence in concrete slabs can cause problems for all types of floors, including carpeting, wood, stone, poured polymeric, and resilient finish. Too much moisture can cause floorcoverings to cup, buckle, blister, and discolor, and these problems can occur days, months, or years after installation.
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As part of a 12-week field school conducted by the Concrete Preservation Institute (CPI) and National Park Service, seven CPI participants (including college students and military veterans) completed a restoration project on Alcatraz Island this fall.
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Selecting floor coverings for education facilities can be a difficult decision, due to the various demands placed on them and the multiple options available.
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A concrete pavement’s longevity of can be affected by several factors, including the design and construction of the transverse joint. Research was recently conducted to determine what conditions will influence the performance and life cycle cost of a sealed pavement joint.
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Even in the most proactive hospitals, actions such as opening doors, flushing toilets, and turning on faucets can expose patients, healthcare workers, and visitors to antibiotic-resistant superbugs including methicillin-resistant Staphylococcus aureus (MRSA) and vancomycin-resistant Enterococcus faecalis (VRE), which can survive on traditional surface materials like or even months.
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Cleanrooms present unique design challenges because they must meet specific requirements that go beyond what is encountered in a typical commercial space. When specifying HVAC equipment in a critical environment such as a cleanroom, engineers must consider the key issues of air filtration, humidity control, and pressurization.
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