Specifiers and architects seeking to ensure the mechanical equipment noise does not exceed the ceiling system’s ability to attenuate it can use a straightforward method defined in the Air-Conditioning, Heating, and Refrigeration Institute’s (AHRI) Standard 885 (2008), Procedure for Estimating Occupied Space Sound Levels in the Application of Air Terminals and Air Outlets.
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The beauty of masonry is that it can be designed and built as a customized system offering endless options to compliment any architectural vision. The unique SPEC MIX custom colored mortar selection process supports this vision with the ability to produce nearly any color imaginable to achieve the complete masonry appearance desired. At SPEC MIX, coloring masonry mortar accurately and consistently is achieved by using computer batching systems that dry and preblend all mortar constituents … CoSee Original Article
Without clear specification at bidding time, those pursuing LEED v4.1 certification may be missing an opportunity to ensure the Division 8 fenestration systems are manufactured with recycled content and supported with required documentation.
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