Layering security controls for healthcare projects

Looking down a hospital hall way lights

It is not difficult to imagine the need for security in healthcare environments. Where are the eyes and ears ensuring the safety of a newborn transported from labor and delivery? Can family members visiting a sick relative be confident their valuables are safe at bedside if they leave to grab a snack? What security precautions are taken when a rear exterior door to the hospital is propped open so staff can take a break?

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A faster, simpler way to a Level 5 finish

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Drywall is often misperceived as a building material that does not demand the skillful manipulation of a traditional construction material. However, anyone who has worked with drywall knows the product is not so cooperative.

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Sound Thoughts on Door and Frame Assemblies: Exploring differences between STC and STL ratings

All images courtesy MegaMet Industries

When sound control acoustic door assemblies are selected, the usual way is to specify a sound transmission coefficient (STC) rating in accordance with established standards. However, this is not as catch-all as it sounds, especially when the sounds that must be blocked come in different frequencies. This article works to clarify some misconceptions about STC, and explores sound transmission loss (STL), which is derived from actual lab testing at specific frequencies.

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