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When It's Time to Replace Window Handle It may be time to change your window handle regardless of whether it's because of damage or because it's more attractive. This is a job that can be done by anyone with the right tools. Remove the screws from the old uPVC handles. This will reveal four screws inside the handle. Security A broken window handle can be a security risk. If it's not replaced promptly, burglars could gain access to your home via an open window. Replacing your window handles can be a cost-effective and easy method of increasing securi