đ OLD BUILDING VIRO LOCK PROBLEMS â WORN KEYWAYS, KEYS STUCK, JIGGLING KEYS, DOORS NOT CLOSING PROPERLY Many older apartment buildings still use older lock systems such as Viro-style locks and similar older mortise cylinders. Over time, one common issue happens: the keyway becomes larger than normal due to years of wear and key copies. […]
â ïž Defective Commercial Deadlatch â Clear Explanation A commercial door can still close even when the deadlatch is damaged. When one deadlatch side pin is broken, the latch may still rest on one side pin only, making it appear that the door is properly latched. â When both side pins are broken: The latch is […]