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With the 2019 editions of NFPA 80 and NFPA 105 came the allowance for remote periodic testing of smoke and combination fire/smoke dampers. For building owners, this can mean significantly reduced costs and increased safety.
There is frequent confusion about the types of dampers and their applications. This article explains the differences among the damper types and provides a brief overview of the control system requirements affecting their applications.
Picking up from my last article in the June 2019 issue, I will explore some context for real-world life safety applications. In this article, I’ll focus on complying with NFPA 99 (Section references to 2018 ed.) and its referenced standards as resources for your health care facilities’ HVAC designs.