Garage Door Springs: How to Measure a Garage Door Spring

http://www.youtube.com/watch?v=vAlmE0XqNbA&feature=youtu.be Garage Door Canada8268 Regional Road, 20, (Hwy 20),Smithville, Ontario L0R 2A0Ph: 905-9574432Toll free: 1-877-664-4432Garage Door Spring Repair: How to Properly Measure a Torsion Spring;