Grey windows

Grey windows sit between the anonymity of white and the drama of black, offering a colour that adds depth and character to any facade without dominating it. At Sparwindows, you can order modern grey windows in pine, meranti, alu-clad pine, alu-clad meranti or uPVC – made to your measurements with up to 12 years warranty. Interior and exterior colours are chosen separately.

Five materials for grey windows

All five materials are available with grey frames and 2- or 3-layer glass. The material determines maintenance and warranty – not appearance.

Pine: Scandinavian pine painted in your chosen grey shade. Warm interior surface with a natural timber feel. Requires exterior maintenance every 5–8 years. 10 years warranty.
Meranti: Dense tropical hardwood with excellent dimensional stability. More resistant to warping than pine. Requires exterior maintenance. 10 years warranty.
Alu-clad pine: Pine on the inside, grey powder-coated aluminium on the outside. The aluminium profile holds the grey colour without any maintenance. 12 years warranty.
Alu-clad meranti: Meranti on the inside, aluminium outside. Combines hardwood durability with a maintenance-free exterior. 12 years warranty.
uPVC: Maintenance-free with grey colour integrated into the material. 10 years warranty.

Light grey or anthracite grey?

The difference between light grey (RAL 7035) and anthracite grey (RAL 7016) is more significant than most people expect. Light grey is soft, neutral and close to white – it adds subtle definition without competing with the facade. Anthracite grey is dark, intense and close to black – it gives a bold, contemporary statement. Both are standard colours at Sparwindows.

If you are unsure, consider your facade material: on white or light-coloured walls, both shades work. On dark facades, light grey provides visible contrast while anthracite may blend in.

Why choose grey windows?

Grey is the colour that best conceals both light and dark dirt. White frames show dark grime; black frames show light dust. Grey neutralises both and requires the fewest cleans to look well-maintained. It also functions as a visual connector between roofline, guttering, doors and other facade elements – tying the exterior together into a cohesive whole.

Grey windows on British homes

Grey is the most adaptable window colour for UK architecture. Here are the most successful combinations.

Property types

White render: Light grey windows on white render give a gentle, elegant contrast – visible enough to define the windows, but softer than black. Anthracite grey gives a bolder, more contemporary effect.
Red brick: Grey aluminium windows on red brick are the most harmonious dark-colour option. The neutral tone neither competes with the warmth of the brick nor disappears into it.
Yellow and London stock brick: Grey is particularly effective on yellow brick, where black can feel too harsh. The grey tone complements the warm, sandy palette of the brickwork.
Stone facades: Houses with anthracite grey windows on natural stone create a tone-on-tone effect that feels composed and deliberate.
Timber cladding: Grey and natural wood share an earthy palette. A common combination in contemporary UK self-builds and extensions.

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Advantages and disadvantages

Advantages

Versatile: Grey suits more facade types than any other window colour. It is the safest route to a cohesive exterior.
Timeless: Grey does not follow trends and does not look dated with age.
Conceals dirt: Neither light nor dark dirt dominates on grey surfaces – the most forgiving colour for day-to-day maintenance.
Connects elements: Grey ties together roofline, guttering, doors and windows into a unified facade.

Disadvantages

Less dramatic: Grey does not create the strong contrast that black delivers. If you want a bold statement, black is a stronger choice.
Shade selection matters: There is a significant difference between light grey and anthracite. Choose carefully in relation to your facade colour – preferably by viewing samples in daylight.

Frequently asked questions

What is the difference between grey and anthracite grey?

Light grey (RAL 7035) is a soft, neutral shade close to white. Anthracite grey (RAL 7016) is markedly darker, close to black. Both are standard colours at Sparwindows and can be combined with a different interior colour.

Can I have grey outside and white inside?

Yes. Interior and exterior colours are chosen separately. Grey outside and white inside is one of the most popular combinations.

Are grey windows more expensive than white?

There may be a supplement for colours other than standard white. Use the price calculator on sparwindows.co.uk for an exact quote.

What is the warranty?

Pine, meranti and uPVC: 10 years. Alu-clad pine and alu-clad meranti: 12 years. Regardless of colour choice.

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