- Postcode district
- CT5
- Survey
- Priced from photos or a diagnostic visit
- Booking
- Most repairs are booked within a few weeks, parts permitting
- Guide price
- From £95 inc VAT
- Nearby
- Herne Bay, Canterbury, Faversham
- Building rules
- England
Common sliding door faults we fix in Whitstable
Before you replace a sliding door, it is worth knowing which faults can be put right:
When sending photos of a Whitstable door for a repair quote, include any label on the frame edge or spacer bar, because it can help identify the system and its parts.
Where an older sliding door in Whitstable has several faults at once, such as misted glass, worn rollers and a failing lock, compare the total repair cost with a replacement before deciding.
- A well-maintained, repaired door can give years more service, making a repair a sensible first step when the frame and glass are otherwise sound.
- A new lock gearbox or cylinder restores secure locking when a handle turns but the bolts no longer engage, without replacing the whole door.
- Repairing or refurbishing a damaged track removes the dips and burrs that make rollers jump, which stops a panel coming off its track.
Sliding door repair prices in Whitstable
These guide prices include VAT, parts and labour for the repair visit. Most faults can be priced from photos; if we need to see the door first, a diagnostic visit is £95.
| Repair | Guide price inc VAT |
|---|---|
| Re-alignment, adjustment and service | £125–£195 |
| Lock or gearbox replacement | £165–£295 |
| Handle replacement | £95–£165 |
| Roller replacement (per sliding panel) | £185–£325 |
How repairs work in Whitstable
Send photos or a short video of the fault and we tell you the likely repair and cost before anyone visits. We then book a repair visit in the CT5 district at a time that suits you; most repairs are completed in a single visit, unless parts need ordering or a new glass unit must be made.
Rules for sliding door repairs in England
Repairs are generally outside the Building Regulations in England. Any replacement glass we fit in a door is safety glazing, in line with Approved Document K, and if the door needs replacing rather than repairing, the controlled-fitting rules apply.
Repairs and upgrades to consider
- Handle replacement. Replacing broken or loose handles, including key-lockable versions.
- Track repair or refurbishment. Repairing damaged track sections, or fitting a new track cover where the system allows.
- Roller replacement. New rollers for each sliding panel, restoring a smooth, quiet action.
Questions about sliding door repairs in Whitstable
Is it worth repairing an old sliding door in Whitstable?
Often, yes. New rollers, a lock gearbox or a track refurbishment cost a fraction of a new door. If the frame is twisted or the door fails on thermal performance, we will say so and price a replacement instead.
Is it worth repairing an old sliding patio door?
Repairing an old sliding patio door is worth it if the frame and glass are sound and the parts are available, because a few new rollers or a lock can restore it for a fraction of the cost of replacement. If the frame is failing, the door is single glazed or parts are discontinued, replacement usually makes more sense.
What photos should I send for a repair quote?
Send a photo of the whole door from inside, close-ups of the handle, the lock edge and the bottom track, and any label or marking on the frame or glass spacer. A short video of the door opening and closing is especially helpful. Tell us roughly how old the door is and what it is doing wrong.
How do I know if my sliding door rollers need replacing?
Sliding door rollers usually need replacing when the panel becomes hard to push, rumbles or grinds as it moves, sits lower at one end or jumps off the track. Cleaning the track first is worth trying, because grit can cause similar symptoms. If the door is still heavy once the track is clean, the rollers are likely worn or broken.

