Jumat, 15 April 2011

redderdew

When people use the garage doors, it seems that people will use the same system that is garage door torsion springs system. It is involving the torsion bar to move the garage door up and down. This system is applicable for both manual opening and electrical opening that is usually use remote controller to give signal to the electric motor to move the gear that moves the door up and down. The garage door torsion springs is used to return the condition to the normal so that there will be no two action needed.

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