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Window Friction Hinges A friction hinge is equipped with a mechanism that creates resistance to movement. This kind of hinge is used to hold windows, flaps and panels in place. It can also stop springback and sliding. These Yale Defender egress easy clean friction stay hinges allow for full opening of windows to comply with Building Regulations approved document B1. They can be used with side-hung and top hanging windows. Types There are many different hinges for windows available, and the type of hinge you p