Why the First Choice Series 3690 Electric Retraction Latch Works
Installing a first choice series 3690 electric retraction latch is one of those upgrades that changes how a building functions without anyone really noticing—which is exactly the point of good hardware. If you've ever walked into a high-end retail shop or a modern office building and the door felt surprisingly light, or if it stayed open during business hours without a clunky floor wedge, you were probably looking at an electric latch retraction (ELR) system in action. ...