Window Fitter Costs in Westminster
London | Prices updated for 2026 | All estimates include labour and materials
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Estimated cost in Westminster
£432 - £1,224
Double Glazing Replacement (three to five windows)
Typical duration: 2-4 hours per window
Window Fitter Prices in Westminster
Double Glazing Replacement
£432 - £1,224Labour
£144 - £360
Materials
£288 - £864
Typical duration: 2-4 hours per window
Front Door Replacement
£792 - £3,384Labour
£216 - £504
Materials
£576 - £2,880
Typical duration: 3-6 hours
Bifold Door Installation
£3,456 - £10,080Labour
£576 - £1,440
Materials
£2,880 - £8,640
Typical duration: 1-2 days
Misted Unit Replacement
£130 - £432Labour
£58 - £144
Materials
£72 - £288
Typical duration: 30-60 minutes per unit
How Westminster Compares
More expensive
Trade prices in Westminster are typically 44% above the national average. This reflects local labour rates and the cost of living in London.
Seasonal Demand for Window Fitter Work
Peak demand is typically in Jun, with the quietest period around Jan. You may find lower prices and better availability during off-peak months.
What Affects the Price
Double Glazing Replacement
- Window size and opening type (casement, tilt-and-turn, sash)
- Frame material (uPVC, timber, aluminium)
- Glass specification (double, triple, self-cleaning)
- Number of windows in the order
- Access and scaffolding requirements
Front Door Replacement
- Door material (composite, timber, uPVC, aluminium)
- Lock and hardware specification
- Side panels or glazed sections
- Whether the frame needs replacing
Bifold Door Installation
- Number of panels and total opening width
- Frame material (aluminium, uPVC, timber)
- Structural opening work required
- Threshold and drainage details
Misted Unit Replacement
- Window size
- Glass specification
- Accessibility of the window
- Number of units to replace
Window Fitter Profiles Near Westminster
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Frequently Asked Questions
How much does a window fitter cost in Westminster?
Window Fitter prices in Westminster typically range from £130 for misted unit replacement to £10,080 for bifold door installation. Prices include both labour and materials.
What is the average cost of double glazing replacement in Westminster?
Double Glazing Replacement in Westminster costs between £432 and £1,224 on average, depending on the scope of work and materials chosen.
When is the cheapest time to hire a window fitter in Westminster?
Demand for window fitter work in Westminster is typically lowest in January. Booking during quieter months may mean better availability and competitive pricing.
Are window fitter prices in Westminster above or below the national average?
Window Fitter prices in Westminster are around 44% above the national average, reflecting higher local labour rates and cost of living.
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