Direct current (DC) garage door opener motors convert alternating current (AC) into DC power and are typically smaller and quieter than AC motors.
Coils that are made inactive by the spring plugs.
A lack of counterbalancing in the open position that prevents the door from fully opening.
A permanent static load that remains constant over time. It is usually the weight of the door.
The decal attached to your garage door contains information regarding the garage door system.
Hardware pieces that give a garage door an extra flair and help it stand out from other garage doors in the neighborhood.
A horizontal design load that is installed into the garage door based on wind speed, building height and the garage doors location.
A chain that allows the operator to allow manual use of the emergency hand chain to open and close the garage door in case of power failure.
There are four different types of garage door movement: standard lift, high lift, full vertical lift and low head room. The type of door movement that is best for your garage door depend on the room available between the top of the door and the first obstruction.
* Casing – Framing members that finish the garage doors opening
* Check – A device that insures the self closing of a door or wicket
* Closer – A device that combines a spring to close the door and a checking arrangement that prevents the door from slamming when closing
* Frame/Framework – Two door jambs and a door header where the garage door fits
* Guide – See Track
* Header – Located at the upper part of a door frame and consisting of the head jamb, head casing, stop and trim molding
* Jamb – Upright framing located on each side of the door opening
* Molding – See Door Casing
* Opener – See Electric Operator
* Opening – The opening dimensions of the garage door
* Path – See Trajectory
* Schedule – A construction document listing door sizes, locations and the special requirements for certain doors
* Stop – See Stop Mould
* Size – The dimensions of a garage door with the width being listed first followed by the height
* Section – A segment of a sectional garage door
* Double – See Double Door
Larger width doors that are typically used on two car openings.
Two stiles that are adjacent to one another and located at the end of a section.
* Low Headroom Track – See Double Track Low Headroom
* Shaft – Double torsion spring shaft that is utilized when more space is required for counterbalance spring lengths
* Strength Glass – A grade of glass that is typically ⅛” thick and lighter than most plate glasses
* Top Roller Fixture – A fixture located at the top section that features two top brackets that create a longer roller shaft
* Track Low Headroom – A second pair of horizontal tracks that reduce the height point of travel, allowing the door to be mounted in an area with minimal headroom
A wooden pin that can be glued between rails and stiles to strengthen the joints
An electric operator that opens and closes the door by pulling and pushing the top section.
Devices that are placed near the garage door opening to prevent the elements from entering the garage.
A post mounted in the driveway for key switches for automatic garage door openers.
An acronym for Double Strength Grade B Glass.
Two torsion springs of different sizes combined within spring fittings.