Door Systems News

DSI 600 Elevator Smoke Containment System

DSI 600 Elevator Smoke Containment System

  Chapman University, a top private university in California, needed a concealed solution to Elevator Smoke Containment for its latest campus addition. Musco Center for the Arts was conceived with one driving purpose: to reach…
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Tallest towers in San Francisco, mapped

Tallest towers in San Francisco, mapped

The city’s skyline has always been swoon-worthy, but over the last decade, the view has become even more grand—not to mention crowded—as skyscrapers have sprouted taller, taller, and taller. From the Salesforce Tower to 555 California,…
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Fire-protection systems

Fire-protection systems

Smoke-control systems are designed to control smoke during a fire incident in order to contain danger and allow the building to be safely evacuated. Until recently, smoke control has been managed by the building automation system (BAS).…
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Fire protection engineering

Fire protection engineering

Fire protection engineering is the application of science and engineering principles to protect people, property, and their environments from the harmful and destructive effects of fire and smoke.
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smoke curtains burn test

DSI Smoke Curtains Innovative Features

Our gravity fail-safe DSI Smoke and Fire Protective Curtains have innovative features and the highest technical specifications available yet offer cost-effective and flexible solutions to fire and smoke control. Our curtains systems are…
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History of the Twitter Building

History of the Twitter Building

How the internet reshaped Market Street’s Art Deco monolith The Twitter building, once known as the Western Furniture Exchange and Merchandise Mart, got its start as a Depression-era furniture showcase This is a story about adaptive reuse,…
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