Specifying HVAC equipment in critical environments

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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Cleaning and maintaining stainless steel

With appropriate specification, stainless steel can last the life of a building. However, as with any other material, unsightly surface deposits can accumulate after many years of service. Accidents, vandalism, use of inappropriate cleaning procedures, and installation issues can make surfaces unsightly, cause damage, or even lead to rapid...
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To Test or Not to Test…? A guide to field quality control

When properly applied, tests can yield valuable insight into the installed performance of systems, aid investigators in determining the cause of a failure, or help to determine if a product is performing to its intended level. However, when improperly applied, many tests and standards can produce misleading results, improper...
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A Paradigm Shift in Specifying Temporary Structures

This article for construction specifiers assesses why and when to consider temporary buildings as an alternative to permanent construction, renovation, or leased existing space. Decision-making criteria, including category options, financial and site considerations, as well as technical information on energy-efficiency, usable space, roof loads, and wind ratings are examined.
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Commissioning a LEED Platinum Science Building

Discussing specification writing and documentation details can be challenging, but the right set of specifications is a key component in the process to deliver a successful project. It is crucial the specification writer understands the intent of how systems will operate and how systems relate to each other. This...
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