
Think of this page as a map of the door. Start at the part that worries you, and follow it to the service page that describes the fix, the parts involved and how a door usually runs afterwards.
London
Garage door services

Repair & Maintenance
Repair means restoring what is there.
- Garage Door Safety InspectionA tenant mentioned the door is louder than it used to be.
- Garage Door Tune-UpEvery morning the door announces itself to the whole street: a long metallic squeal as it climbs, a rattle at the top, and a…
- Off-Track Garage Door ResetThe door came down fine but with a scraping noise, and now the vertical track on one side is bowed away from the wall.
- Garage Door Panel ReplacementThe top section has developed a bend where the opener arm pulls on it.
- Garage Door Bottom Seal ReplacementOne end of the bottom seal has slipped out of its channel and hangs down like a loose shoelace.
- Garage Door Perimeter WeatherstripThe vinyl strip around the door used to be soft and white.
- Garage Door Manual Lock RepairOn the old wooden door out back, one lock bar hangs loose from a rusted guide and the other is bent at an angle, so the handle…

Springs & Hardware
Every spring has a fixed number of open and close cycles in it, and a busy household uses them up sooner than…
- Garage Door Roller ReplacementA roller near the top corner is riding on the lip of the track rather than inside it, and the section above leans back a little…
- Garage Door Hinge ReplacementWatching from inside as the door opens, you can see the gap between the second and third panels open up on one side as they turn…
- Garage Door Track Repair or ReplacementYou bought the house with a door that sticks near the top of its travel.
- Garage Door Cable ReplacementThere was a sharp crack from the garage, and when you went to look the door had dropped on one side and jammed.
- Torsion Spring ReplacementThe door drops the last stretch to the floor rather than settling, and when you stop it halfway by hand it slides down instead of…
- Extension Spring ReplacementYou pulled the red cord to open the door during a power cut and it barely moved.
- Garage Door Balance AdjustmentThe door has grown heavy so gradually you stopped noticing, until a visitor tried to lift it and could not.

Openers & Access
Grinding on start-up, a light that flickers, a door that opens but will not close: these are opener symptoms…
- Garage Door Opener Diagnosis and RepairThe door goes up perfectly.
- Chain-Drive Opener RepairHalfway up, the door lurches.
- Belt-Drive Opener RepairThe door used to glide up with a soft hum.
- Garage Door Opener ReplacementDuring the ice storm the power was off for two days.
- Photo-Eye Sensor Alignment or ReplacementThe door will only go down while a finger stays on the wall button; let go and it stops or reverses.
- Garage Door Remote and Keypad ProgrammingAfter the move, the previous owner's remotes are somewhere in another city and the keypad on the outside wall wants a code nobody…
- Smart Garage Controller SetupIt is February.
- Emergency Release RepairThe power went out in the middle of an ice storm, the car is inside, and when you reach up for the red handle there is nothing…

Installation & Upgrades
Insulated doors change how an attached garage feels and how the rooms beside it hold their heat.
- Sectional Garage Door ReplacementThe door shakes through the curved track, hinges have loosened in worn mounting points, and repairs now involve several parts at…
- Insulated Steel Garage Door InstallationSeveral sections are dented and the bottom edge has begun to rust.
- Wind-Rated Garage Door ReplacementYou are combining two narrow garage bays into one broad opening.
- Carriage-House Garage Door InstallationTwo garage openings sit side by side, and small differences in window spacing or decorative hardware would be obvious.
- Full-View Glass Garage Door InstallationThe garage works as a studio during the day, yet the closed solid door leaves it dependent on electric lights.
- New-Construction Garage Door InstallationTwo new garage openings sit side by side on the same elevation.
- Commercial Sectional Door RepairThe loading-bay door rises with one side several centimetres lower than the other.
- Commercial Rolling Door RepairThe labelled rolling fire door still moves from its control, yet the release assembly and closing path were disturbed during…
- High-Lift Garage Door ConversionA garage project has reached the measurement stage, and overhead clearance is the deciding detail.