Automatic Opener – Quick opening mechanism that does not use an electric motor/operator
Aladdin Connect – Opener accessory manufactured by Genie Company that allows you to open, close and
check the open/close position of your door from a computer, tablet or smart phone.
Ball Bearing Roller – A garage door roller that runs in the garage door track that is manufactured with ball
bearings for smoother operation.
Battery Backup – A small ,typically 12 volt, battery that provides power for an electric garage door opener
to work in the event of an electrical outage.
Belt Drive – A type of garage door opener that utilizes a belt that is driven by an electric motor to
automatically open/close a garage door.
Bracket- Also called jamb brackets, used to attach the garage door vertical tracks to the framing on
either side of the garage door opening.
Bottom Bracket- Fixture that attaches to the bottom of the bottom panel and carries the door roller,
typically has a stud that the garage door cables attach to.
Cable- Wires twisted together to form strands with the strands then being twisted to other strands to
create cables. Cables are used to actually lift a garage door as it opens.
Car2U – Product manufactured by Lear to provide a Home Automation system. This system will allow you
to program your car control buttons to open your garage door and or gate opener.
Chain Drive – a type of garage door opener that utilizes a chain driven by an electric motor to
automatically open/close a garage door.
C.H.I. – Garage door manufacturer made in Arthur, IL
Clearance – Head clearance is the amount of space from the top edge of the garage door opening to the
ceiling of the garage. Side clearance is the amount of space from the sides of the garage door opening to
the side walls of the structure.
Clopay – Nationwide Garage door manufacturer base out of Ohio.
Commercial Door – a garage or overhead door used in commercial apllications.
Counterbalance – to balance with equal weight or force.
Craftsman – garage door opener system manufactured by Chamberlain, labeled for and sold at Sears.
Drum – mount to the ends of the spring bar and provide the winding and unwinding point for the cables
as the garage door opens and closes.
Door Balance – counter weight or force applied to a garage door allowing for easy opening and closing.
Door & Access Systems Manufacturers Association (DASMA): North America’s trade association for
manufacturers of garage doors, rolling doors, vehicular gate operators and access control products.
Double Car Garage – garages designed for two cars to be parked side by side typically at minimum 20×20
or larger. Could have one large overhead door or two small overhead doors.
Direct Drive: opener system that utilizes a stationary chain in a steel rail with a traveling motor carriage,
as opposed to a stationary motor that turns the moving chain.
Emergency Lock – An exterior lock to open the garage door from the outside.
Extension – extension springs mount above the horizontal tracks, older style spring system.
EZ-Set – torsion spring system manufactured by Clopay that utilizes a gear box that winds the springs
using a socket attached to a drill.
Full Vertical Lift – a type of track set up that allows a sectional door to ride up the wall vertically without
the use of horizontal tracks. Requires headroom of the height of the door plus 12” inches at minimum.
Full View Section: sectional garage door panels that are full view clear panels on each section.
Guardian: a garage door product company that is well known in Australia and New Zealand that opened
a North American headquarters in Santa Fe Springs California in 2011. Manufactures openers and other
garage door components.
Gauge – the measured weight of steel used in the production of garage doors and garage door
components including springs.
Gear – component in a garage door opener usually made off plastic that is round with teeth. The gear is
driven by the motor and turns the chain, belt or screw as the garage door opens and closes.
Genie: company that manufactures garage door openers and garage door opener accessories under the
same name along with Overhead Door Openers and Legacy Openers.
High Cycle Spring: most standard garage door springs have a life cycle rating of 10,000. A High Cycle
Spring can be 20,000 or more life cycles. The High Cycle springs are designed with the same “IPPT” rating
(inch pounds per turn) but is a larger spring in wire gauge and length. This longer heavier spring has less
stress on the spring when fully wound, thus leading to more life cycles and longer life expectancy.
High Lift – garage door track system that allows the garage door to open to the highest level possible,
allowing for maximum head room in the garage when the door is fully open.
Hinge – garage door hinges allow the garage door to pivot at each section as the door opens and closes.
Hinges are made of different gauge metals for different weight doors and are numbered for their
position on the door. The hinges help maintain the proper gap between the garage door and the frame
work for the garage door opening as well.
Horman – a German based company that manufactures garage doors, garage door components and
garage door openers.