Dual Spring Package — Priced as a lump sum, this package includes both materials and labor for the following: a 12-point safety inspection, dual spring replacement, center bearing, lubrication of the door and operator, setting of travel and force limits, chain/belt adjustment, and 3-year parts and 30-day labor warranties.
Dual Spring Package — Priced as a lump sum, this package includes both materials and labor for the following: a 12-point safety inspection, dual spring replacement, center bearing, lubrication of the door and operator, setting of travel and force limits, chain/belt adjustment, and 3-year parts and 30-day labor warranties.