So what are torsion bars? Basically they're straight steel bars that work like coil springs but twist for damping rather than compressing as coils do. The bars can be found in the front suspensions of ...

The general public’s knowledge of garage doors and openers typically starts and ends at the remote. Click the button, and it opens. Click it again, and it closes. It’s one of those things we take for ...

Spring type. Torsion springs cost more but deliver smoother operation and longer lifespan. Extension springs cost less but require more frequent replacement. Local labor rates. Cities with a higher ...