aluminum channel housingCompare old guide ends and note their dimensions to order the new guide endsMust select the top and bottom guide ends that are sold separatelyPrime-Line part H 3740 riveting tool can be ordered separately for installation of guide endsFor further dimensional information, please see the line drawing 15 in.. The sash balances hold the weight of the window pane, over time, the springs can wear out or fail.
Window Block and Tackle Sash Balance If your windows (sashes), are having problems staying up when opened, it may be that your sash balances or hardware needs to be replaced. The sash balances hold the weight of the window pane, over time, the springs can wear out or fail. Replace your sash balance for a smoother operation of your window and allow fresh air to enter your home with a window that stays open.