Summary: Learn how to replace broken sash cords on a window.
A broken sash cord on a sash window is common. Faced with this problem you may want to consider replacing the traditional weight-and-pulley system with a modern spiral balance mechanism. Fitting instructions will come with the spiral balance system that you buy, but it is important to weigh the sashes before you make your purchase to ensure you get the right size of balance for the window.
To replace the cords in a weight-and-pulley system, follow the instructions below.
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