"Ordered black framed uPVC windows and French doors for a summer house project. Provided the best price of 8 companies approached and they were nice people to deal with. Very happy with the fit, finish and quality."
Agate grey windows for modern homes.
Agate grey windows offer a clean, modern finish without going too dark. A versatile colour that works beautifully with both traditional and contemporary properties.
Why choose agate grey windows?
Agate grey sits between light and dark tones, making it ideal for homeowners who want a contemporary look without the boldness of anthracite grey.
From period homes to modern extensions, agate grey pairs well with brick, render, timber and stone, making it easier to create a cohesive exterior.



Agate grey window styles
Choosing the right style is just as important as choosing the right colour. We offer agate grey finishes across a range of window types, including casement, flush sash and sliding sash.
This colour can be applied to a variety of window materials and styles, giving you flexibility in your design choices.
Agate grey sits between light and dark tones, making it ideal for homeowners who want a contemporary look without the boldness of anthracite grey.
What our customers say
"I had Scott and Wayne fit a number of windows on one of my jobs. They did a fantastic job, cleaned and hoovered all areas and were very polite to my client. The windows look amazing."
"From quote to installation our experience with Windows Etc has been a breeze. All round excellent service and products. Lee and Leo were very professional and did a fantastic job installing our new windows, the neighbours even commented how nice the fitters were."
The quiet alternative to anthracite grey.
Agate grey is a refined, versatile finish that suits a wide range of homes.
Get a free quoteVersatile aesthetic
Complements brick, render, timber and stone for a cohesive exterior.
Multiple styles
Available across casement, flush sash and sliding sash window types.
See it in person
Visit our showroom to compare agate grey in different lighting conditions.
Local expertise
We guide you through colour and style choices without unnecessary pressure.
Agate grey vs anthracite grey
Anthracite grey has been a popular choice for many years, but agate grey is quickly becoming a preferred alternative for homeowners who want something softer and more subtle.
Agate grey offers a lighter, more understated finish, while anthracite grey provides a stronger contrast. The right choice depends on the overall look you want to achieve.
Visit our Colchester showroom.
Colours can look very different depending on light and surroundings. Visit our showroom to see agate grey finishes up close and compare them with other options.
Explore more window styles
Ready for new agate grey windows?
Whether you are still exploring ideas or ready to move forward, our team can guide you through the options.