WindowCost
Slough

Window costs in Slough

Indicative pricing for a standard 1200×1000mm casement window fully fitted in Slough, across four common specifications.

MaterialGlazingSizePrice range
uPVC Double Standard (1200x1000mm casement) £600 - £1,500
uPVC Triple Standard (1200x1000mm casement) £900 - £2,100
Aluminium Double Standard (1200x1000mm casement) £1,080 - £2,640
Timber Double Standard (1200x1000mm casement) £1,440 - £4,200

Property age in Slough

Based on 51,784 Energy Performance Certificates issued across Slough. Age band shapes which window fittings are specified — pre-1919 homes typically need timber sash or heritage-pattern casement; post-1980 stock accepts off-the-shelf uPVC.

Pre-1919: 7.2% (3,744 certs) 7.2% 1919-1944: 12.5% (6,458 certs) 12.5%1919-1944 1945-1964: 21.2% (10,979 certs) 21.2%1945-1964 1965-1980: 15.8% (8,168 certs) 15.8%1965-1980 1981-2002: 19.4% (10,052 certs) 19.4%1981-2002 2003+: 9.5% (4,930 certs) 9.5%
Pre-1919 7.2% 2003+ 9.5%

Source: DCLG EPC bulk domestic dataset (OGL v3). Certificates issued to 2026-04-24.

5 conservation areas recorded in Slough on Historic England's national register. If your property sits inside one, expect Article 4 directions and consent requirements that affect window choice and material — see Article 4 directions and windows in conservation areas.

By window type in Slough

Casement

See casement prices and specification in Slough.

Sash

See sash prices and specification in Slough.

Tilt & Turn

See tilt & turn prices and specification in Slough.

Bay

See bay prices and specification in Slough.

French

See french prices and specification in Slough.

Roof

See roof prices and specification in Slough.

Secondary glazing

See secondary glazing prices and specification in Slough.

Next steps

Look at installers covering Slough, or read the full cost-guide library for material and glazing deep-dives.