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UPVC Window Hinges UPVC hinges play a vital part in the performance and appearance of your windows. They improve security and assure smooth operation by keeping them in good shape. Like any mechanical device, however, they can have issues. Fortunately, regular lubrication will solve the majority of these problems. It is recommended to spray hinges with a lubricant specifically designed for uPVC every six to twelve months. uPVC friction hinges UPVC windows have become an increasingly popular choice for homeow