SWISCO Series 600 spiral tube balance with double pins for a tilt window sash. The tube measures 40" in length and its diameter will actually measure 9/16" but it is considered 5/8" in the trade. Spiral window balances come fully lubricated and ready to be charged.
|Color Tip ||Sash Weight Range|
|Red ||12 to 30 lbs |
|Black ||31 to 40 lbs |
*This information is based on 2 balances per sash. Balances are designed
assuming friction in the jamb weather-strip will carry a portion of the sash
weight. Suggested sash weights are approximate.