Skip to content 
Locksmith in Guildford
3-star high-security locks, fitted & insurance-approved.
Need your locks changed, upgraded or a uPVC door repaired in Guildford? Locksmith Reigate & Redhill Ltd are lock specialists covering Guildford and the surrounding GU postcodes — fitting 3-star high-security, British Standard, insurance-approved locks, repairing uPVC door mechanisms and upgrading your home security. Honest fixed prices agreed before we start, a 12-month guarantee, and an appointment at a time that suits you.
3-Star High-Security Locks
British Standard, insurance-approved anti-snap locks supplied and fitted.
uPVC Door Mechanism Repair
Failed multipoint gearboxes, handles and alignment put right.
Fixed Price & Guaranteed
Clear quote before we start, no call-out fees, 12-month guarantee.
Need locks changed, upgraded or a uPVC repair? Honest fixed price, no call-out fee.
Covering Guildford & surrounding GU postcodes — booked to suit you
Your Local Locksmith in Guildford
Guildford is a historic county town with everything from Victorian and Edwardian terraces near the centre to newer developments out across the GU postcodes. We're the lock specialists local homeowners and landlords call when they want the job done properly — a local locksmith, never a national call centre.
Older Guildford homes often have timber doors that need a BS3621 mortice deadlock for insurance, while newer builds run uPVC and composite doors that benefit from a 3-star anti-snap upgrade.
Around Guildford
Familiar local landmarks across Guildford — part of the area we cover.
Lock Change, Upgrade & uPVC Services in Guildford
We specialise in planned lock work — new locks, security upgrades and uPVC door repairs, fitted at a time that suits you.
Lock Changes & Replacement
Worn, outdated or post-move locks replaced with new, secure, properly-fitted ones.
Lock Upgrades to 3-Star
Older cylinders upgraded to 3-star TS007 anti-snap — insurance-approved high security.
uPVC Door Mechanism Repair
Failed multipoint gearboxes, handles and misaligned doors diagnosed and repaired.
BS3621 Mortice Locks
British-Standard 5-lever deadlocks fitted to timber doors for insurance compliance.
Anti-Snap Euro Cylinders
3-star kitemarked cylinders that resist lock snapping, the most common uPVC attack.
Smart & Keyless Locks
Modern keypad, smart and keyless locks supplied, fitted and set up for you.
Which Lock Does Your Home Need?
Most UK home insurers set a minimum lock standard. Here's what they ask for — and what we fit as standard.
5-Lever Mortice Deadlock
Timber doorsThe British-Standard deadlock most insurers require on wooden front and back doors — kitemarked, and pick- and drill-resistant.
Anti-Snap Euro Cylinder
uPVC & composite doorsA 3-star kitemarked cylinder resists lock snapping — the most common way these doors are forced. The single most worthwhile uPVC upgrade.
Locking Mechanism
uPVC & composite doorsThe strip of hooks and bolts down the door edge. When the handle stiffens or the door won't lock, it's usually the gearbox — repaired or replaced.
Not sure what your policy needs? We'll check your doors and tell you straight — the right lock for your insurance, with no upsell.
Common uPVC Door Problems We Fix
uPVC and composite doors fail in a handful of predictable ways. We carry the parts to put most of them right in a single visit.
You have to lift the handle hard to lock
Usually a worn or failing multipoint gearbox. We replace the gearbox so the door locks smoothly again — no need for a whole new door.
The door won't lock or catches on the frame
Often a dropped or misaligned door. We realign the door, hinges and keeps — frequently with no new parts at all.
The key turns but the lock doesn't engage
A failed cylinder cam or worn mechanism. We replace the faulty part and can upgrade you to a 3-star anti-snap cylinder at the same time.
A key has snapped in the lock
A worn key or seizing cylinder. We extract the broken key and repair or replace the cylinder, getting you back in without damaging the door.
The handle feels loose or wobbly
A worn handle or loosened fixings. We replace the handle and spindle and re-secure the mechanism.
The door is draughty or won't seal
A compression or alignment issue. We adjust the keeps, hinges and compression so the door pulls in tight and locks securely.
Why Choose Locksmith Reigate & Redhill Ltd
Local, fully insured and straight-talking — the opposite of a call-centre directory.
- DBS-checked local locksmiths
- Fully insured & British-Standard compliant
- 3-star, insurance-approved locks fitted
- No call-out fees, no hidden charges
- Fixed price agreed before any work
- Booked at a time that suits you
- 12-month guarantee on workmanship
- Honest advice — repair, replace or upgrade
How We Work
Tell Us About Your Doors
Call or WhatsApp with what you need in Guildford — a lock change, an upgrade or a uPVC repair. Straight to the locksmith, no call centre.
Clear Fixed Quote
We give you an honest fixed price up front — no call-out fee and no surprises.
Booked to Suit You
Pick a time that works; same-day appointments are usually available.
Fitted & Guaranteed
New locks supplied, fitted and backed by a 12-month guarantee.
Areas We Cover Around Guildford
Covering Guildford and the surrounding GU postcodes.
- Burpham
- Merrow
- Onslow Village
- Stoughton
- Bellfields
- Park Barn
- Shalford
- Jacobs Well
- Worplesdon
- Stoke
- Charlotteville
- Guildford Park
What Our Surrey Customers Say
Genuine reviews from across our Reigate, Redhill & wider Surrey coverage.
“Booked a full lock change after completing on our house off Bolters Lane. Arrived exactly on time, talked me through the anti-snap options and fitted everything in under an hour. Fixed price, no surprises.”
“Needed our old timber front door brought up to a BS3621 mortice for the insurance. Got a clear quote, picked a slot that suited us and the work was spotless. Genuinely tidy and professional.”
“Had all our doors keyed alike so one key does the lot. Great advice, fair fixed price agreed beforehand and a 12-month guarantee. Would recommend to anyone in Kingswood.”
Reviews shown with each customer’s own location. We don’t publish fabricated ratings.
Book Your Lock Change or Upgrade in Guildford
Tell us about your doors and locks and we’ll give you a clear fixed quote — fitted at a time that suits you.
- DBS-checked
- Fully insured
- BS3621 compliant
- No call-out fees
Looking specifically for a lock change? See our Guildford lock change service →
Guildford Lock Change & Upgrade — FAQs
How much does a lock change cost in Guildford?
Standard lock changes in Guildford start from £90 plus parts, with the fixed price confirmed before any work begins — no call-out fees and no hidden charges. Upgrades to 3-star high-security locks are quoted clearly up front.
What is a 3-star, British Standard, insurance-approved lock?
Insurers typically want a BS3621 5-lever mortice deadlock on timber doors and a kitemarked 3-star (TS007) anti-snap euro cylinder on uPVC or composite doors. We fit these insurance-approved standards as our default and advise on exactly what your policy requires.
Can you repair my uPVC door instead of replacing it?
Usually, yes. A door that won’t lock or lift is most often a failed multipoint gearbox, worn handle or alignment issue — we repair the mechanism rather than fitting a whole new door wherever that’s the sensible option.
Do you upgrade older locks to current security standards?
Yes — upgrading an older standard cylinder to a 3-star anti-snap one is one of the most worthwhile security improvements you can make, and we can bring timber doors up to BS3621 for insurance.
Do I need to change the locks when I move into a Guildford home?
It’s sensible. You rarely know how many copies of the old keys are out there with previous owners, tradespeople or letting agents. Changing or upgrading the external locks gives you a clean start so only you hold working keys.
Which areas around Guildford do you cover?
We cover Guildford and the surrounding GU postcodes for lock changes, security upgrades and uPVC door repairs, including Burpham, Merrow, Onslow Village, Stoughton, Bellfields, Park Barn, Shalford, Jacobs Well and the nearby areas — booked at a time that suits you.
Are you a local locksmith or a national chain?
We’re a local Surrey lock specialist covering Guildford directly — you deal with the locksmith doing the work, not a national booking line.
Is the work guaranteed?
Yes. Workmanship is backed by a 12-month guarantee, and the locks carry their manufacturer warranty.
Can you fit smart or keyless locks in Guildford?
Yes. We supply, fit and configure keypad and smart locks alongside traditional British-Standard ones, and can advise which best suits your door.
Locksmith Reigate & Redhill Ltd · serving Guildford & Surrey · 01737 632238
