Fast, Affordable & Reliable

Window & Door Repairs in Northern Ireland

At C2 Repairs, we specialise in expert uPVC window and door repairs across Newtownabbey, Belfast, Ballyclare, Antrim, Carrickfergus, Bangor, Crumlin, Lisburn, Ballymena and all surrounding areas. With over 10 years of experience, our team provides honest, cost-effective solutions – from draught proofing and lock repairs to glass replacement and security upgrades. We’re committed to delivering high-quality workmanship, transparent pricing, and a 2-year warranty on every job. Whether it’s a stuck window, dropped door, or energy-draining draught, we only replace what’s needed and always offer free quotes.

How We Provide Full uPVC Window and Door Draught Proofing Services

Keeping Your Home Warm and Draft Proof


We provide full uPVC window and door draught proofing services. This video shows us replacing hinges, mechanism, handle & rubber. This ensures smooth operation & a tight seal for energy efficiency

ABOUT OUR GLAZING REPAIRS

Local Experts for Window and Door Repairs

With over 10 years' experience, we specialise in efficient and affordable repairs to uPVC windows and doors across Northern Ireland. We're known for being honest, reliable, and only replacing what's necessary.

We proudly serve homeowners across Newtownabbey, Belfast, Ballyclare, Antrim, Carrickfergus, Bangor, Crumlin, Lisburn, Ballymena and all surrounding areas — bringing expert repairs and outstanding customer service to each and every job.

From draught proofing to security upgrades, we aim to make your home more comfortable, energy-efficient, and secure.

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YEARS OF EXPERIENCE

Window & Door Repair Services


Enhance your home’s comfort, security, and energy efficiency with expert uPVC repairs. At C2 Repairs, we specialise in:

Draught proofing for windows and doors – Eliminate cold spots and save on energy bills.

Lock and mechanism repairs – From stuck doors to faulty window locks, we get everything working smoothly.

Glass unit replacement – Restore clarity and insulation with high-quality double glazing.

Hinge, handle, and seal replacements – Improve security and functionality without replacing full units.

Security upgrades – Anti-snap locks, sash jammers, and child-safe restrictors fitted professionally.

Whether you're tackling draughts, stuck windows, misaligned doors or security concerns, we offer honest advice and long-lasting repairs at affordable prices.

Video of noise reduction after work completed

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What We Do Best

uPVC Window and Door Repair Experts

uPVC Window Repairs

We fix stiff or stuck windows, replace broken hinges, leaking seals and upgrade damaged glass panels to restore full functionality.

uPVC Door Repairs

We realign dropped doors, replace locking mechanisms, and make sure your uPVC door is secure and energy efficient.

Draught Proofing

We identify and fix draughts in your uPVC windows and doors to improve insulation, reduce heat loss and lower your bills.

We see to all your repairs!


Glass Removal

Glass removal to allow access for sofas or other large household items

Security Upgrades

We install anti-snap locks, sash jammers, thumb-turn locks and restrictors to enhance your home's safety.

Glass Unit Replacement

We replace misted or smashed double-glazed units with high-quality, energy-efficient alternatives.

Letterbox & Handle Upgrades

We provide a replacement letterbox and handle service in a variety of colours to upgrade from broken or damaged existing items

Frequently Asked Questions (FAQs)

What areas do you cover?

We serve customers across Northern Ireland, including Newtownabbey, Belfast, Ballyclare, Antrim, Carrickfergus, Bangor, Crumlin, Lisburn, and Ballymena.

Do you offer free quotes?

Yes! We provide free, no-obligation quotes. Just get in touch and we’ll arrange a visit or a phone consultation.

How do I know if my window or door needs repairing?

Common signs include draughts, difficulty opening/closing, broken handles or locks, condensation inside glass units, or visible gaps around frames. If you’re unsure, we’re happy to inspect and advise.

Can you fix windows and doors that won’t open or are stuck shut?

Absolutely. We specialise in opening up locked, jammed, or seized windows and doors and restoring them to full working condition.

What brands of mechanisms and locks do you use?

We carry a wide range of trusted brands and parts to ensure quick repairs and a reliable fit. We’ll always recommend the most suitable option for your door or window.

Do you repair or replace letterboxes?

We carry a wide range of trusted brands letting us replace your lettebox with a suitable upgrade. We’ll always recommend the best option for your door.

Can you replace just the glass without changing the whole window?

Yes. We can replace misted, cracked, or smashed glass units without needing to replace the entire frame – it’s far more affordable.

Are you insured and qualified?

Yes. We’re fully insured and have over 10 years of hands-on experience in uPVC window and door repairs.

What Our Customers Say

We take pride in providing honest, high-quality uPVC window and door repairs across Northern Ireland — and our customers agree. With over 400 happy clients and 600+ projects completed, our reviews speak for themselves. Here’s what real homeowners have to say about working with C2 Repairs.

ARRANGE A FREE QUOTE FOR UPVC WINDOW & DOOR REPAIRS

If you need repairs for your UPVC windows and doors, we can help. Our team of experts can provide a free quote for any repairs you may need. Whether it's a broken lock, a faulty handle, or a damaged seal, we have the skills and experience to get your UPVC windows and doors back in top condition. Contact us today to arrange a free quote and get your repairs underway.