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When testing an accordion shutter, should I test the center locking device that is a common field application for my accordion?

April 26, 2017accordion application center common device field locking shutter Test Testing

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When testing an accordion shutter, should I test the center locking device that is a common field application for my accordion?

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Yes. At least one of the three specimens tested must have a center-locking device if you want your product to be approved for such.