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Window Friction Hinges A friction hinge has a mechanism built into it that creates resistance to movement. This kind of hinge can help hold lids, doors, flaps, panels, and windows in place. It also helps stop springback and sliding. These Yale Defender egress easy clean friction stay hinges permit full opening of windows that meet Building Regulations approved document B1. They can be used with side-hung and top hanging windows. Types There are a variety of window hinges available, and the type of hinge yo