One of the most successful technologies for deterring rainwater intrusion into a building’s exterior wall and protecting the envelope is the rainscreen system. Introduced more than 20 years ago in the United States, this technology has continued to advance, along with its popularity among building owners who desire a ‘stylish raincoat’ for their structure.
In the United States, 82.5 percent of the population is urban—a number translating to more than 268 million people in 2016. (This number was obtained from the United Nations [UN] Populations Division’s World Population Prospects: The 2015 Revision.)
When Dallas’ original Parkland Hospital was built in 1894, it was a simple clapboard structure. Today, the New Parkland Hospital spans more than 185,806 m2 (2 million sf) and its façade comprises a proprietary system of metal panels.