In contemporary sash windows, you might be far more likely to locate a spring balance (or sash equilibrium) program. This is the spring-loaded system which counters the force of gravity, in result Keeping your sash window open with no need for cords, pulleys and those steel counterweights.  Use weatherstripping: To https://kameronwqgxl.blog-a-story.com/16505204/top-guidelines-of-sash-window-draught-proofing