Home / Garage Door Springs / Catnic / Westland Engineers Door Springs Click to Enlarge     Westland Extension Spring For Double Garage Doors £114.00 per pair To suit ''Double Retractable' and 'Double Canopy' garage doors 9 feet wide and over made by Garador. When ordering these springs we will need to know the following Door Gear Type Retractable... doors have horizontal tracks running into the garage and the door, when open will be almost all inside the garage. Retractable springs are approximately 24" long over the coils only. Double Canopy... doors have horizontal tracks running into the garage, the door when open sticks out about one third of it's height. Double Canopy Springs are approximately 27" long over the coils only. Door Size Both the width and height Door Style Different styles have different weights and therefor please use the pictures below to help you. Springs are supplied in pairs. Please choose options from drop down list below. Please choose from the following options so we send you the correct strength springs:   Gear type Double Retractable Double Canopy Please refer to instructions above Door width. 9'0" or 2743mm 9'4" or 2855mm 10'0" or 3050mm 11'0" or 3355mm 11'8" or 3560mm 12'0" or 3660mm 13'0"or 3965mm 14'0" or 4270mm 15'0" or 4575mm 16'0" or 4880mm Please note that the door could be up to 1" 25mm smaller than the frame opening width. Door Height. 6'6" or 1980mm 7'0" or 2135mm Please note the door could be up to 1" or 25mm smaller than the opening height. Door Style. Horizon or horizontally ribbed Carlton or vertically ribbed Georgian or squared design Parade or squared design with plastic coat For help identifying your door style please see the pictures above. Customers who bought this also bought: Garage Door Defender Green More Details Garage Door Lubricant More Details Privacy Policy	Kingsley Garage Doors 11 Langthorne Ave Stevenage, Herts. SG1 3ND UK (Administration only) Tel. 0800 279 0725