Double Glazing
Double Glazing — UK Costs, Grants & Installers (2026)
Quick answer: Double Glazing cost between £400 and £800 installed in the UK (2026). Could save up to £180 per year on energy bills. The system typically pays back in around 8 years. The Warm Homes: Local Grant may fund energy improvements in your area for households with income under £36,000.
Based on a typical system size, average energy prices and a typical home — your figure will differ.
Double Glazing Costs by UK Location (2026)
Prices vary slightly by region. Select your location below for local installer quotes, grant details and a full cost breakdown.
Aberdeen
£2790–£8830
Could save up to £250/yr
Accrington
£2710–£8570
Could save up to £260/yr
Altrincham
£2820–£8340
Could save up to £260/yr
Armagh
£3595–£8572
Could save up to £279/yr
Ashton-under-Lyne
£2750–£8870
Could save up to £270/yr
Aylesbury
£4026–£9601
Could save up to £279/yr
Ayr
£3451–£8229
Could save up to £279/yr
Ballymena
£3595–£8572
Could save up to £279/yr
Bangor
£3595–£8572
Could save up to £279/yr
Barnsley
£3415–£8144
Could save up to £279/yr
Barrow-in-Furness
£3415–£8144
Could save up to £279/yr
Barry
£3379–£8057
Could save up to £279/yr
Basingstoke
£4026–£9601
Could save up to £279/yr
Bath
£3230–£9560
Could save up to £290/yr
Bedford
£3810–£9086
Could save up to £279/yr
Belfast
£2910–£9010
Could save up to £260/yr
Birkenhead
£2950–£8310
Could save up to £260/yr
Birmingham
£3140–£9050
Could save up to £270/yr
Blackburn
£3415–£8144
Could save up to £279/yr
Blackpool
£2950–£8330
Could save up to £270/yr
Bolton
£2840–£8390
Could save up to £270/yr
Bootle
£2750–£8560
Could save up to £280/yr
Bournemouth
£3775–£9001
Could save up to £279/yr
Bradford
£3415–£8144
Could save up to £279/yr
Bridgend
£3379–£8057
Could save up to £279/yr
Brighton
£3450–£9770
Could save up to £320/yr
Bristol
£3210–£9800
Could save up to £300/yr
Burnley
£2760–£8870
Could save up to £280/yr
Burton upon Trent
£3522–£8399
Could save up to £279/yr
Bury
£2970–£8220
Could save up to £260/yr
Cambridge
£3240–£10360
Could save up to £310/yr
Cardiff
£2750–£8450
Could save up to £260/yr
Carlisle
£3415–£8144
Could save up to £279/yr
Chelmsford
£3810–£9086
Could save up to £279/yr
Cheltenham
£3130–£9580
Could save up to £290/yr
Chester
£3415–£8144
Could save up to £279/yr
Chesterfield
£3487–£8314
Could save up to £279/yr
Chorley
£2750–£8170
Could save up to £270/yr
Colchester
£3350–£10160
Could save up to £320/yr
Coventry
£3100–£9070
Could save up to £280/yr
Craigavon
£3595–£8572
Could save up to £279/yr
Crawley
£4026–£9601
Could save up to £279/yr
Crewe
£3415–£8144
Could save up to £279/yr
Cumbernauld
£3451–£8229
Could save up to £279/yr
Cwmbran
£3379–£8057
Could save up to £279/yr
Darlington
£3343–£7972
Could save up to £279/yr
Derby
£3060–£8690
Could save up to £270/yr
Derry
£3000–£8850
Could save up to £270/yr
Doncaster
£3415–£8144
Could save up to £279/yr
Dundee
£2720–£8350
Could save up to £260/yr
Dunfermline
£3451–£8229
Could save up to £279/yr
East Kilbride
£3451–£8229
Could save up to £279/yr
Eastbourne
£4026–£9601
Could save up to £279/yr
Edinburgh
£2750–£8730
Could save up to £260/yr
Exeter
£3150–£9480
Could save up to £300/yr
Gateshead
£3343–£7972
Could save up to £279/yr
Glasgow
£2720–£8610
Could save up to £260/yr
Gloucester
£3210–£8980
Could save up to £290/yr
Grimsby
£3415–£8144
Could save up to £279/yr
Guildford
£4026–£9601
Could save up to £279/yr
Halifax
£3415–£8144
Could save up to £279/yr
Hamilton
£3451–£8229
Could save up to £279/yr
Harlow
£3810–£9086
Could save up to £279/yr
Harrogate
£3415–£8144
Could save up to £279/yr
Hartlepool
£3343–£7972
Could save up to £279/yr
Hastings
£4026–£9601
Could save up to £279/yr
Hemel Hempstead
£3810–£9086
Could save up to £279/yr
Hereford
£3060–£9910
Could save up to £280/yr
High Wycombe
£4026–£9601
Could save up to £279/yr
Huddersfield
£3415–£8144
Could save up to £279/yr
Inverness
£2770–£8230
Could save up to £260/yr
Ipswich
£3420–£9670
Could save up to £310/yr
Kettering
£3487–£8314
Could save up to £279/yr
Kidderminster
£3522–£8399
Could save up to £279/yr
Kilmarnock
£3451–£8229
Could save up to £279/yr
Kingston upon Hull
£3415–£8144
Could save up to £279/yr
Kingston upon Hull
£2850–£8440
Could save up to £280/yr
Kirkcaldy
£3451–£8229
Could save up to £279/yr
Lancaster
£2760–£8970
Could save up to £280/yr
Leeds
£3050–£8910
Could save up to £280/yr
Leicester
£2900–£8960
Could save up to £290/yr
Lincoln
£3487–£8314
Could save up to £279/yr
Lisburn
£3595–£8572
Could save up to £279/yr
Liverpool
£2990–£8400
Could save up to £270/yr
Livingston
£3451–£8229
Could save up to £279/yr
Llanelli
£3379–£8057
Could save up to £279/yr
London
£3420–£10160
Could save up to £310/yr
Loughborough
£3487–£8314
Could save up to £279/yr
Luton
£3810–£9086
Could save up to £279/yr
Macclesfield
£3415–£8144
Could save up to £279/yr
Maidstone
£4026–£9601
Could save up to £279/yr
Manchester
£2980–£8580
Could save up to £270/yr
Mansfield
£3487–£8314
Could save up to £279/yr
Merthyr Tydfil
£3379–£8057
Could save up to £279/yr
Middlesbrough
£2820–£8770
Could save up to £270/yr
Milton Keynes
£2990–£9320
Could save up to £280/yr
Neath
£3379–£8057
Could save up to £279/yr
Newcastle upon Tyne
£3343–£7972
Could save up to £279/yr
Newcastle upon Tyne
£2770–£8760
Could save up to £280/yr
Newcastle-under-Lyme
£3522–£8399
Could save up to £279/yr
Newport
£3379–£8057
Could save up to £279/yr
Newry
£3595–£8572
Could save up to £279/yr
Newtownabbey
£3595–£8572
Could save up to £279/yr
Northampton
£3487–£8314
Could save up to £279/yr
Norwich
£2750–£8140
Could save up to £260/yr
Nottingham
£2950–£9210
Could save up to £270/yr
Nuneaton
£3522–£8399
Could save up to £279/yr
Oldham
£2770–£8730
Could save up to £260/yr
Oxford
£3300–£10160
Could save up to £300/yr
Paisley
£3451–£8229
Could save up to £279/yr
Perth
£3451–£8229
Could save up to £279/yr
Peterborough
£3310–£10520
Could save up to £300/yr
Plymouth
£3050–£9730
Could save up to £280/yr
Poole
£3775–£9001
Could save up to £279/yr
Portsmouth
£3500–£9650
Could save up to £320/yr
Preston
£2800–£8400
Could save up to £280/yr
Reading
£3320–£10130
Could save up to £310/yr
Rochdale
£2740–£8120
Could save up to £270/yr
Rotherham
£3415–£8144
Could save up to £279/yr
Salford
£2900–£8280
Could save up to £270/yr
Salisbury
£3000–£9620
Could save up to £300/yr
Scarborough
£3415–£8144
Could save up to £279/yr
Sheffield
£2820–£8730
Could save up to £270/yr
Shrewsbury
£3060–£9250
Could save up to £280/yr
Slough
£4026–£9601
Could save up to £279/yr
Solihull
£3522–£8399
Could save up to £279/yr
South Shields
£3343–£7972
Could save up to £279/yr
Southampton
£3490–£10310
Could save up to £300/yr
Southend-on-Sea
£3810–£9086
Could save up to £279/yr
Southport
£2920–£8840
Could save up to £260/yr
St Helens
£2720–£8440
Could save up to £260/yr
Stevenage
£3810–£9086
Could save up to £279/yr
Stirling
£3451–£8229
Could save up to £279/yr
Stockport
£2920–£8510
Could save up to £270/yr
Stockton-on-Tees
£3343–£7972
Could save up to £279/yr
Stoke-on-Trent
£3522–£8399
Could save up to £279/yr
Stoke-on-Trent
£2920–£8730
Could save up to £280/yr
Sunderland
£3030–£8580
Could save up to £280/yr
Swansea
£2860–£8360
Could save up to £270/yr
Swindon
£3775–£9001
Could save up to £279/yr
Taunton
£3775–£9001
Could save up to £279/yr
Telford
£3522–£8399
Could save up to £279/yr
Truro
£3280–£9710
Could save up to £300/yr
Wakefield
£3415–£8144
Could save up to £279/yr
Wallasey
£2730–£8970
Could save up to £270/yr
Walsall
£3522–£8399
Could save up to £279/yr
Warrington
£3415–£8144
Could save up to £279/yr
Watford
£3810–£9086
Could save up to £279/yr
West Bromwich
£3522–£8399
Could save up to £279/yr
Weston-super-Mare
£3775–£9001
Could save up to £279/yr
Wigan
£2720–£8120
Could save up to £250/yr
Wolverhampton
£3120–£8570
Could save up to £290/yr
Worcester
£3150–£9910
Could save up to £300/yr
Worthing
£4026–£9601
Could save up to £279/yr
Wrexham
£3379–£8057
Could save up to £279/yr
York
£2790–£9110
Could save up to £270/yr
Double Glazing Costs in the UK (2026)
| Price range | Typical cost | Could save (est.) | Payback (est.) |
|---|---|---|---|
| Low | £400 | up to £180/yr | ~8 yrs |
| Typical | £600 | ||
| High | £800 |
Source: Green Reach Energy research, June 2026. Prices are estimates and include installation and VAT. Actual costs may vary.
Available Grants for Double Glazing (2026)
The Warm Homes: Local Grant may fund energy improvements in your area for households with income under £36,000.
Register interest →
Frequently Asked Questions
How much does double glazing cost in the UK?
Double Glazing in the UK costs between £400 and £800 installed. A typical mid-range system costs around £600 including installation and VAT (estimated, based on our research).
Is there a grant for double glazing in the UK?
The Warm Homes: Local Grant may fund energy improvements in your area for households with income under £36,000.
How long is the payback period in the UK?
The estimated payback period for double glazing in the UK is typically around 8 years, based on estimated potential savings of up to £180 per year. Actual payback depends on your number of windows, property size and current glazing type.
Do I need planning permission for double glazing?
Most double glazing installations fall under permitted development rights and do not require planning permission. However, listed buildings, conservation areas and flats may need approval from your local council. Always check with your local planning authority before installation.
How do I find a good installer in the UK?
We recommend getting at least 3 quotes from qualified installers. Check online reviews and verify that the installer holds relevant qualifications before signing any contract.