How Much Does Window Installation Cost?
New windows improve energy efficiency, security, and kerb appeal. Costs depend on the number of windows, frame material, and glazing specification.
Typical UK Costs
Budget£2,500Basic specification
Average£5,000Mid-range finish
Premium£10,000High-end specification
Get Your Personalised Estimate
These are average UK costs. Get a more accurate estimate tailored to your specific project details and location.
Get a Personalised EstimateWhat Affects the Cost?
- Number and size of windows
- Frame material (uPVC, aluminium, timber)
- Glazing type (double or triple)
- Window style (casement, sash, tilt-and-turn)
- Scaffolding for upper floors
Frequently Asked Questions
How much does a single window cost to replace?
A standard uPVC casement window costs £300-£600 installed. Aluminium frames cost £500-£900. Timber windows start from £600.
How long does window installation take?
A full house of windows (8-10 windows) typically takes 2-3 days. A single window takes 2-4 hours.