uPVC replacement windows
Survey and replacement of frames with appropriately specified uPVC windows and glazing.
Window Specialists Leicester
Find window specialists in Leicester
Need replacement windows, repairs or glazing upgrades in Leicester? Describe the property, window type and required work once, then compare window specialists who cover your area.
Genuine verified customer reviews
Up to 3 local responses
You choose who to hire
Looking for a window specialist near you in Leicester?
Enter the postcode and describe the number, material, style and condition of the windows. Add photos and say whether the property is listed or in a conservation area if known so suitable Leicester window specialists can judge the job.
Common window specialist services
What can window specialists in Leicester help with?
Choose a professional whose experience matches the scale and practical requirements of your job.
Sash windows
Repair, draught improvement or replacement of sash-style windows where proportions and historic appearance can matter.
Bay windows
Replacement or repair of multi-section bay windows where angles, support and access need careful measurement.
Blown double glazing
Replacing failed sealed glass units where condensation appears between panes but the existing frame remains serviceable.
Timber & aluminium windows
Alternative frame systems where appearance, maintenance, slim sightlines or heritage context shape the choice.
Doors, rooflights & glazing
Related glazed doors, rooflights and specialist openings where safety glazing, access and weathering need consideration.
How much do replacement windows cost?
Frame material, size, opening style and access all affect price. Current 2026 UK guidance gives these broad fitted examples:
£350–£600Standard uPVC casement
£600–£1,100uPVC sash window
£1,200–£2,800Bay-window guide
£55–£145Replacement sealed unit
Indicative UK guidance checked August 2026 from MyJobQuote. Leicester quotes vary with frame material, glass, floor level, access, making good and planning or listed-building constraints.
Compare like for like
Compare the product specification as well as the number of windows
Frame profile, glazing, ventilation, hardware and installation details can differ substantially even when two quotes list the same number of openings.
- List the number, rough size and opening style of each window.
- Say whether whole frames or only sealed glass units are being replaced.
- Mention listed-building or conservation-area status before manufacturing starts.
- Confirm trims, making good, disposal, ventilation and compliance documentation.
Cost sources: MyJobQuote 2026 uPVC window cost guide · MyJobQuote 2026 blown-window repair guide
Leicester window and heritage context
Replacement windows can involve both Building Regulations and local planning controls
Ordinary replacement windows are controlled fittings under Building Regulations, while Leicester's Article 4 and listed-building controls can separately restrict changes to external appearance in protected properties.
Replacement windows can require Building Regulations compliance
Leicester City Council guidance identifies replacement windows among alterations that may require Building Regulations approval, covering issues such as energy performance and means of escape. Ask the installer what approval or competent-person certification route will be used.
Source: Leicester City Council — achieving well-designed homes
Article 4 directions can require planning permission for window changes
Leicester City Council says Article 4 directions in parts of the city can remove normal permitted-development rights for changing windows and doors. Areas such as Stoneygate, New Walk, West End and Knighton Village have additional controls, so check the address before ordering replacements.
Local to Leicester
Window Specialists covering Leicester
Window specialists may cover Leicester by postcode, window type and project size. Example areas include:
Clarendon ParkStoneygateKnightonWestcotesEvingtonBelgraveHumberstoneBraunstone
Check planning status before ordering made-to-measure units
A period house in Stoneygate, a home in Knighton and a modern property in Humberstone can have very different style, material, planning and certification requirements.
Security standard matters too. Leicestershire Police recommends security-accredited replacement windows and cites PAS 24:2022 as a good standard, especially for accessible openings.
How it works
Describe the windows once, then compare Leicester specialists
Window count, style, access and heritage status help installers judge product fit and survey requirements.
List the openings
Add the postcode, photos, number and style of windows, floor levels and whether frames or glass units are being replaced.
Hear from suitable specialists
Up to three interested Leicester window professionals can respond.
Compare product and fitting
Check reviews, frame and glass specification, warranty, installation, making good and permissions.
Before you hire
What should you check before hiring a window specialist?
The right window has to suit the building, perform properly and comply with any approval requirements that apply.
Confirm the full specification
Compare frame profile, opening style, glazing, hardware, ventilation and colour rather than only unit count.
Check permissions before ordering
For listed buildings or controlled conservation areas, establish the approval route before frames are manufactured.
Agree making good and certification
Ask who removes old units, repairs reveals and supplies relevant compliance documentation.
Questions
Window Specialists in Leicester: common questions
Useful answers before you post the job.
How much do replacement windows cost in Leicester?
Cost depends on number, size, frame material, glazing specification, access, repairs and whether heritage-style units are required.
Do replacement windows need Building Regulations approval?
They are controlled fittings and need to meet the relevant standards; installers commonly use an applicable competent-person route or Building Control approval.
Can I replace windows freely in a Leicester conservation area?
Not always. Article 4 directions or listed-building controls can require permission for changes that would otherwise be permitted.
What security standard should I ask about?
Leicestershire Police recommends security-accredited products and identifies PAS 24:2022 as a good standard for replacement windows.
Do I have to hire a window specialist who responds?
No. Up to three interested local professionals can respond and there is no obligation to hire.
Ready to compare window specialists in Leicester?
Describe the windows, property status and required work once, then compare interested Leicester window specialists and their quotes.
More local specialists
Explore services in Leicester
Browse Local Trades service pages available for Leicester.