Blocking Exterior Noise Sources

New England Conservatory Jordan Hall_Acentech_photo credit Robyn Ivy

Whether at work or home, indoor acoustic comfort requires freedom from unwanted sound. Exposure to elevated noise levels may disrupt sleep and interfere with activities requiring concentration. Left uncontrolled, long-term exposure to noise levels not otherwise considered hazardous can lead to stress.

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Selecting and specifying roof coatings

Progressive Materials 1

Coatings have been successfully used as part of roof assemblies for more than 50 years in the United States. However, in other parts of the world, coatings have been employed for millennia. The development of sophisticated protective coatings occurred in the latter half of the 17th century, when a German chemist found a way to use the stickiness of coal tar as protection on wood and ropes.

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Specifying acoustical ceilings in green buildings

canopies

Until now, acoustics in commercial office buildings had not been a formal part of the Leadership in Energy and Environmental Design (LEED) rating systems except on a case-by-case basis. The new LEED v4 criteria, however, now takes into account the value of good acoustics in enhancing occupant satisfaction and productivity.

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Modular Carpet Needs a Plan: The strategy of installation methods

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From ashlar and monolithic to brick and parquet, carpet tile installation methods offer varied and numerous design aesthetics. The methodology of carpet tile installation was derived in the mid-19th century at a small company just outside Amsterdam, the Netherlands. The company manufactured the world’s first carpet tile, which has since exploded into the rapidly growing industry of today.

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