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Guide
Chain drives are sturdy and noisier. Belt drives are quieter. Wall-mounts exist for bays with no ceiling room. The door has to be balanced first.
In short. Chain drives are sturdy and noisier. Belt drives are quieter. Wall-mounts exist for bays with no ceiling room. The door has to be balanced first.
The opener does not lift the door alone. The springs do most of that work. Choosing a drive before the door is balanced is how people buy a motor that strains on day one. Diagnosis includes the spring.
A chain drive uses a metal chain. It is a common, durable choice and it is usually louder. A belt drive uses a reinforced belt and is the one people ask for under a bedroom. Both need a rail and enough headroom. A wall-mount sits to the side when the ceiling will not take a rail, which shows up in raised ranches, old carriage bays, and tight city garages.
Noise, headroom, and the door's weight are the real questions. Smart features are a separate article.
MassGarage is family owned, with 25 years in the trade. Elad is a technician on our crew. wrote that he fixed a snapped cable. This note is general information. It is not a license and not a repair procedure.
The one that fits the headroom and the door. The bay decides.
Sometimes. The technician says so after looking. Do not assume it.