Draughty Window Repairs
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Cold air coming through closed windows can make rooms uncomfortable and harder to keep warm, particularly during the colder months. Fortunately, a draught doesn’t necessarily mean that the entire window needs replacing.
Window Doctor provides professional draughty window repairs through our nationwide network of local branches, helping homeowners and businesses identify and repair unwanted gaps around uPVC, aluminium and timber windows.
Draughts can be caused by anything from worn rubber seals to faulty hinges, loose locking mechanisms or windows that have dropped out of alignment. Our experienced engineers can inspect the window, identify the likely source of the draught and recommend suitable repairs. Call us today on 0800 043 0095 for a free quote and have your windows draught-proofed by the best!

From £5.17/m
Common Reasons For Draughty Windows:
A properly functioning window should close securely against its seals while still allowing any intended ventilation system, such as trickle vents, to operate correctly. If you can feel cold air entering around a closed window, there may be a fault with the window itself or the way it sits within the opening.
Common causes of draughty windows include:
- Worn or damaged window seals – rubber seals and gaskets can deteriorate, shrink, split or lose their effectiveness over time.
- Windows not closing properly – a window that doesn’t pull firmly against its seals can leave gaps around the opening.
- Faulty window hinges – worn or damaged hinges can prevent the opening sash from sitting correctly against the frame.
- Dropped or misaligned windows – movement over time can create uneven gaps between the sash and frame.
- Loose or faulty window locks – locking mechanisms help pull the window against its seals and can contribute to draughts when they’re worn or incorrectly adjusted.
- Poorly adjusted locking points – incorrectly positioned keeps or locking components can prevent an even seal.
- Poor window installation – gaps between the window frame and surrounding wall can allow cold air into the property.
- Failed perimeter sealing – deteriorated sealant around the outside of the frame can contribute to unwanted air and water ingress.
- Damaged frames – distortion or physical damage can prevent the window from closing correctly.
- Faulty trickle vents – damaged or poorly closing vents can allow more airflow than intended.
Finding the actual source is important because simply replacing a rubber seal won’t solve a draught caused by faulty hinges or a misaligned window.
Our Draughty Window Repairs Services:
Window Doctor provides draught-proofing and window repairs for residential and commercial uPVC, aluminium and timber windows.
Our services include:
Draughty window repairs
Window draught-proofing
Replacement rubber seals and gaskets
Window resealing
Replacement draught-proofing strips
Foam and wiper strip installation
Window hinge repairs and replacements
Window lock repairs and adjustments
Window locking mechanism repairs
Realignment of dropped windows
Trickle vent repairs and replacements
Residential and commercial window draught repairs
Feeling a draught doesn’t automatically mean your windows have reached the end of their useful life. Where the frame and glazing remain in suitable condition, replacing a worn seal, adjusting the window, repairing its locking mechanism or fitting new hinges may be enough to restore proper closing. This allows many existing windows to remain in service without the disruption and expense of replacing the complete installation.
If you’re feeling cold air around closed windows, contact Window Doctor. Through our nationwide network of local branches, an experienced engineer can identify the source of the draught, recommend suitable repairs and provide a free, no-obligation quote to help make your windows more comfortable and weather-resistant.
Frequently Asked Questions - FAQs
Why can I feel a draught around my window when it's closed?
Common causes include worn rubber seals, faulty hinges, a dropped or misaligned opening sash, incorrectly adjusted locks or gaps around the window frame. An inspection can establish where the unwanted airflow is entering before the appropriate repair is carried out.
Do draughty windows need replacing?
Not necessarily. Many draughts are caused by individual components such as seals, hinges or locking mechanisms that can be repaired, adjusted or replaced independently. If the main window remains serviceable, complete replacement may not be necessary.
Can you replace the rubber seals around my windows?
Yes. Window Doctor can replace suitable worn, damaged or deteriorated window seals and gaskets. However, we'll also check whether alignment, hinges or another fault is preventing the window from closing properly before assuming the seals are responsible.
Why is there air coming through my trickle vent?
Trickle vents are designed to provide controlled background ventilation, so some airflow through an open vent is normal. If the vent is damaged, won't close correctly or appears to be allowing excessive unwanted airflow, it may require repair or replacement.
Can repairing draughty windows help keep my home warmer?
Repairing unwanted gaps can reduce uncontrolled cold-air infiltration and make rooms feel more comfortable. The improvement will depend on the condition of the windows and the source of the draught, so we'd avoid promising a specific reduction in heating costs.
You're in safe hands with Window Doctor
- 1 Year Warranty on Labour
- 1 Year Warranty on Manufactured Parts
- No Fix, No Fee
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