This is wood window sash balance for a 16 lb. window, or 32 lbs. if one is used on both sides. This sash balance style has been used by many manufacturers of windows for several decades. It fits a 3-1/4 in. by 6-3/8 in. pocket that has been mortised about 2 in. above the centerline of the window frame. It features an all steel construction, with a coil spring inside that retracts aircraft cable lifters as it offsets the weight of the window (vent).
- Used by Superior, Preset, Fabco and a variety of wood window sash balance manufacturers
- Used on wood, single or double hung windows
- Coil spring retraction
- Steel construction with steel cables
- Aircraft cable lifters
- Maximum weight rating of 16 lbs. each
- Requires a 3-1/4 in. x 6-3/8 in. opening to install
- For further dimensional information, please see the line drawing













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