Getting to Grips with Your Window's Sash Pulley
Most of us don't spend much time thinking about a sash pulley until the window stops working correctly. You know the feeling—you try to let some fresh air in on a nice day, and you're suddenly in a wrestling match with a heavy piece of timber that refuses to budge. Or worse, the window slides up just fine but then comes crashing down like a guillotine the second you let go. When that happens, you quickly realize just how much heavy lifting those little wheels in the window frame actually do. ...