Garage door openers offer convenience, safety and security for your garage. It is thus essential to have a reliable, quality and safe garage door opener. Before choosing to buy one, the following guide to buying a garage door opener will be helpful.   Type of Garage Door Opener – Chain Drive This type of drive uses a metal chain to pull the garage door up and down. It is the most affordable in the market right now, but very noisy. – Screw Drive This type of opener uses a threaded metal rod to open and close the garage door. It…