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Choosing the Right Type of Window Hinges The kind of hinges you select for your new windows will affect their function as well as their durability and aesthetics. Stainless steel friction stays are strong and durable, and have a long span. They also resist corrosion. They also allow for ventilation control which can reduce costs for energy. There are various types of friction stay hinges including standard, restricted, and easy clean. uPVC window hinges uPVC hinges are a vital part of any uPVC windows. The