What is another word for spiral balance?
Pronunciation: [spˈa͡ɪ͡əɹə͡l bˈaləns] (IPA) 
Synonyms for spiral balance could include spiral spring, torsion spring, spiral rod, coiled balance, or helical balance. These terms are often used interchangeably in the context of window and door hardware, particularly when referring to the component that helps counterbalance the weight of the sash or panel. Spiral spring and torsion spring both refer to the same type of spring with a tightly wound spiraled shape, while spiral rod and coiled balance describe the physical appearance of the balance system. Helical balance is a more technical term that also refers to a spiral-shaped spring, but is often used to describe specialized balance systems used in high-performance windows and doors.
