How Many Springs Should A 16 Ft Garage Door Have

All i know is that it is a 16 x 7 ft 4 panel door weighing approximately 195 lbs and has 4 cable drums.

How many springs should a 16 ft garage door have.

Require only one spring. Going with two springs cost us 190. Samwise the brave has a sectional garage door and its torsion spring is a 15 000 cycle spring. How do i determine torsion spring size for new garage door assuming that i do not have the original torsion spring for information like spring length inside diameters wire size or part numbers.

I have a larger garage door but it is lightweight metal with no windows so it s not too heavy. On average samwise takes his little pony for a ride in the shire 3 times per day. Replacing with a one spring setup was going to cost us 160. For an 8 foot high door the spring would be 28 inches long with a 48 inch stretch.

Most extension springs for 7 foot high doors are 25 inches long with a 42 inch stretch. Garage door in many cases will dictate how many springs are needed for your garage door if the garage door is a single car door either 8 7 or 8 8 made of aluminum or other lightweight material then it will. The original one spring setup lasted us 5 years and then snapped. This means for a 7 foot high door 84 inches the spring stretch would be 42 inches.

The house is a new build and the garage door gets a ton of use. If you have very large heavy door then two or more springs will be required some very heavy wood doors may require 3 or even 4 springs to provide enough lifting strength to. Torsion springs are incredibly popular for garage doors. Based on the facts if we divide 15 000 by 3 we get samwise garage door spring s life expectancy which is 5 000 days or 13 years and 7 months.

Eventually garage door springs do wear out and need to be replaced. In most cases the stretch of the extension spring should be half of the door height.