Winter offer no call out charge*
Free quote within minutes..
1-5 years workmanship and parts
100% customer satisfaction
A stuck window lock is frustrating, especially in summer! We provide fast, hassle-free window lock repair in London & Kent. All work includes No Fix, no Fee, No call-out charges, and 1-Year guarantee.
Hot Summer Deal: 20% OFF on 3 or more UPVC window lock replacements!
Many repairs done same-day!
Book today & let the fresh air flow!
Note: We don’t offer repairs for wooden windows !
Indicates an internal fault with the locking mechanism.
Making it difficult to turn the key or operate the handle
The key doesn’t go in or turn, often due to faulty handles
Lock doesn’t align, preventing the window from shutting securely.
A serious security issue caused by a faulty lock or broken gearbox.
Internal components have failed, making the lock non-functional.
Save 20% on 3 or more
Get 20% OFF when replacing hinges for 3 or more windows!
Offer only valid for UPVC casement windows*
At Window Fixers, we make UPVC window lock repair quick and hassle-free. Our expert team specialises in repairing and replacing faulty window locks, ensuring your home stays secure.
For just £145 per window, including parts and labour, we provide high-quality, reliable repairs with no hidden fees. Plus, with our no fix, no fee guarantee, 1-year warranty, and no call-out charge, you can count on us for an stress-free service.
Our skilled technicians specialise in replacing faulty internal locking mechanisms for uPVC and aluminium windows.
We stand by our work. If we can’t fix the issue, you won’t be charged.
Unlike some companies, we never charge for coming to assess your window issues.
All our repairs come with a 1-year guarantee, giving you confidence in the quality of our work.
Don’t let a faulty window lock put your home at risk. Get it fixed fast with Window Fixers, London’s trusted UPVC window repair specialists.
A faulty window lock can weaken your home’s security, let in draughts, and make opening or closing your window a struggle.
At Window Fixers, we specialise in UPVC window lock repairs, ensuring your windows lock securely and function smoothly. Whether your lock is jammed, broken, or won’t latch properly, our skilled technicians provide fast and affordable repairs using high-quality replacement parts.
We offer a fixed price of £145 per window, covering parts and labour, with no call-out charge and a 1-year guarantee. Check pricing for more details and how to get 20% off.
Plus, with our no fix, no fee policy, you only pay if we successfully restore your lock. Call us today for expert repairs you can trust!
Openable windows bring fresh air, better health, and a more comfortable home. They improve air quality, remove stale odours, and stop condensation and mould from building up. Good airflow keeps your home cool, reduces dampness, and lowers energy bills by cutting the need for fans or air conditioning. Fresh air also boosts well-being, helping you feel more refreshed every day.
If your windows won’t open, feel stiff, or have faulty locks, let Window Fixers help!
Our no fix, no fee policy ensures that you only pay if your UPVC or aluminium window lock mechanism is successfully repaired or replaced. If your lock is jammed, broken, or not securing properly, our skilled technicians will assess the issue and carry out the necessary repairs.
No charge applies if the problem cannot be fixed, giving you complete peace of mind.
For a hassle-free, risk-free window lock repair, call today and restore your home’s security.
Our Guarantee
At Window Fixers, we’re committed to delivering long-lasting repairs that stand the test of time. That’s why every repair we complete is backed by our Overhaul Guarantee. We provide a 1-year warranty on all uPVC and aluminium window and door repairs, covering hinges, locks, handles, and more. Additionally, our double glazed glass replacements come with a 5-year condensation guarantee for total peace of mind.
We ensure every repair is completed with precision, using high-quality parts and expert craftsmanship, so you can enjoy durable, reliable performance. If any issues arise within the guarantee period, we’ll resolve them promptly at no extra cost.
With our Overhaul Guarantee, you’re not just getting a repair—you’re getting a promise of quality and trust. Contact Window Fixers today to book your repair with confidence!
Standard UPVC Casement Window Lock Repair (Not Jammed) – £145 (includes parts, labour, and VAT)
For outward-opening side-hung or top-hung UPVC windows where the lock is faulty but the window is not stuck.
Jammed or Stuck UPVC Casement Window Lock Repair – £165
Includes £20 for forced entry to open the window and £145 to supply and install a new locking mechanism.
Window Handle Replacement (With Lock Mechanism Repair) – £35 per new handle
If a new handle is required along with a lock mechanism replacement, it will be an additional £35 per handle. The 20% discount does not apply to handles in this case.
Window Handle Replacement Only
We specialise in uPVC and aluminium window locks, including multi-point locks, standard mechanisms, and high-security options.
Signs like a stiff handle, jammed lock, or difficulty turning the key usually mean your lock needs attention. A damaged or non-working mechanism is a clear sign it’s time for a replacement.
Absolutely! Our team can replace faulty or broken mechanisms with high-quality parts to restore your window’s security.
Avoid forcing it, as this could cause more damage. Contact us, and our technicians will safely repair or replace the lock for you.
We aim to provide fast service and can often repair or replace your lock on the same day or within 24 hours, depending on availability.
Yes, we provide fast-response local window repair services in London, including emergency window lock repairs. If you’re dealing with a broken window lock or need immediate help to replace window locks, we’re here to assist quickly and efficiently.
We offer our window lock replacement services across London and nearby areas, ensuring a quick response wherever you are.
Yes, all our window lock repairs and replacements come with a 1-year warranty for your peace of mind.
We charge a flat rate of £145.00 per window, which includes parts, labour, and VAT. There are no hidden fees, and the price covers everything.
Price is based on standard uPVC casement window**
Aluminium windows and more complicated repairs may cost more**
We provide reliable, affordable service with no call-out charge and a no fix, no fee guarantee. Plus, our skilled technicians ensure your windows are secure and functional in no time.
Need help with your window lock?
Call us at 0208 0641 844, email [email protected], or WhatsApp a picture of your window for quick response.
Check out commonly asked questions by our customers
we provide professional window and door repair services across London and Kent,
Hiring Experienced Window Fitters in the UK – Apply Online – Join Window Fixers Today!
Explore all our professional window and door repair services today and get free quote.
