Great info.on replacing your garage door spirngs-shared on FB by our friends at B and B Door, IL:
"Good Read, follow link to continue to the article...
'Danger is not the only reason to let a pro replace your torsion springs. Typical DIYers will have trouble figuring out what size of replacement springs to buy, and when they do figure this out, they may well have trouble finding a retailer willing to sell springs to an amateur.' "