Most industrial overhead doors in Los Angeles use tailor made manufactured springs. There are a variety of commercial or industrial overhead doors in Los Angeles and to be able to replace their spring (Generally torsion spring) need tools for that task, locating the appropriate spring to the door, and locating http://emilianoxlalw.digiblogbox.com/13991865/best-garage-door-opener-installation-24x7-in-palmdale-ca-for-dummies