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All About Safety: UV-C Hazards and Risks

All About Safety:  UV-C Hazards and Risks Ye Zhang, PE, WELL AP; Joyce Kelly, RA, WELL AP, GLHN Architects & Engineers, Inc. One hundred years of increasingly effective germicidal UV light irradiance has helped mitigate infectious transmission within buildings. Our last paper, “The Ins & Outs of UV-C Germicidal Irradiation” examined how UV-C breaks down the RNA of viruses like Covid-19 in a range of applications including HVAC systems and…

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Thermoplastic Piping Applications for Building Systems – Part 1

Thermoplastic Piping Applications for Building Systems– Part 1 Authored by R. Douglas Stingelin, PE, QCxP, LEEP AP | GLHN Architects & Engineers, Inc. In this first part of a two-part series on thermoplastic piping, we will focus specifically on newer PP-R (Polypropylene Random Copolymer) piping technology that is becoming an ever-popular choice for domestic and hydronic system installations in North America. We will share our opinions, key takeaways, and lessons…

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Design Professionals receive WELL AP Certification

Sharon Lew, Ye Zhang and Joyce Kelly are Now Accredited Professionals to Support the WELL Building Standard GLHN is proud to have two GLHN Architects, Joyce and Sharon, and Ye, an Electrical Engineer pass the WELL Building program’s accreditation exam in September 2020. Remote testing at home presented challenges but enabled Sharon Lew, pictured above, Ye Zhang and Joyce Kelly to test for 2-1/2 hours without breathing contaminated air. Testing…

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The Ins & Outs of UV-C Germicidal Irradiation

Authored by: Ye Zhang, PE; Joyce Kelly, R.A.,* GLHN Architects & Engineers, Inc. Germicidal UV light irradiation, used for over 100 years, is currently available in half a dozen flavors to deactivate viruses and bacteria in air, water, and surfaces.The RNA of SARS viruses related to Covid-19 virus breaks down with sufficient light in the UV-C spectrum, at the right distance with enough time. Labs evaluate these variables to determine…

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Banner University Medical Center Tucson Wins NAIOP Best Medical Office Project of the Year

We are proud to announce that Banner University Medical Center Tucson has won the NAIOP Best Medical Office Project of the Year for 2019! GLHN collaborated with Shepley Bulfinch to provide healthcare architecture for the new 600,000 SF patient tower and renovation of 75,000 SF in the existing hospital. Sundt Construction and DPR Construction formed a joint venture to build the $320,000,000 facility. The success of the project is due…

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