Garage Door Extension Spring Lift Mechanism

Finished springs are coated for improved corrosion resistance and handling.

Garage door extension spring lift mechanism.

Add 2 inches 5 cm if you plan on installing an electric door opener. A torsion system requires more headroom standard. This spring system is located either above the garage door opening for a standard lift or at the ends of the horizontal tracks for a low headroom lift double horizontal rails. Garage door extension springs double hook more durability all dura lift extension springs are manufactured from oil tempered spring wire meeting astm a229 and are designed for a minimum of 10 000 cycles.

12 30 cm. Garage door spring replacement costs 120 to 350 on average. 5 10 cm above the door. Plug end extension spring is a spring replacement for 1 piece tilt up canopy style garage doors.

Plug end extension spring is a p728 28 in. 8 doors require a 27 spring that stretches up to 48 75 total length when to door is closed extension springs are a non returnable item call customer service if you have any questions. Starting with our easy to use selection tool you can easily find the garage door extension springs you are looking for the 1st time. Door with an initial tension of 110 lbs.

Two p728 springs one on each side of the door can handle a 90 lbs. When it comes to extension springs the purpose of the color coding system is to help the company performing your garage door service determine the lifting power of the springs. Garage door springs alone cost 30 to 100 for a torsion spring and 20 to 50 for an extension spring. This is important because different doors weigh different amounts and you want springs with the appropriate lifting power for your particular door.