Series 180 Coil Balance

The SWISCO Series 180 Coil Balance is a stainless steel roller-tilt coil. Coil spring sash balances are also known as constant force balances. The coil measures 15/32" wide.
Before you pick one of the options below, please refer to the stamp or imprint on your original spring. That should tell you what you need. If you're still not sure, or if you have no stamp, you can ask our experts for help here.