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Aluminium Windows in Doncaster

With a variety of window designs, including tilt and turn and casement windows, your Doncaster house will provide you and your family with several benefits. We collaborate with Sheerline, who manufactures our customisable aluminium windows. All of our esteemed clients in Doncaster may pick from a variety of aesthetic alternatives to ensure that their home renovation solution is truly unique and personalised. To make your fantasies a reality, our design team will collaborate with you to guarantee that the final result is just what you envisioned.


All of D&I’s goods are obtained reliably and handled ethically. Working with manufacturers that believe in environmentally friendly solutions is crucial for future growth; we provide and install a wide range of home renovation goods made from sustainable materials. Aluminium is also recyclable, allowing the profiles to be reused rather being sent to a landfill. We are committed to ensuring that your new aluminium windows are durable and will endure for many years.

Thermavic® Technology

Sheerline aluminium windows include a Thermavic® multichamber thermal design that aids in keeping your home adequately insulated. Your new aluminium windows will provide your Doncaster house with U-values as low as 1.4W/m2K when combined with the finest grade performance double glazing and these multichambers. We believe in giving high quality service at affordable costs. From a rapid call back to full aftercare, you won’t have to worry about your future installation.

Market-Leading Security

Our aluminium window design has a proprietary form of corner jointing that attaches the glass to the unit without protrusions, preventing it from being pushed open. Together with our superior locking systems, this will safeguard your Doncaster house from unauthorised entry. In addition, they are PAS 24 enhanced security accredited and may be Secured by Design certified, so you can be certain that your new home improvement solution will keep you and your loved ones safe and secure throughout the year.

Slim Sightlines

Aluminium’s exceptional strength enables it to support ultrathin frames without sacrificing structural integrity. Your house in Doncaster may take advantage of low sightlines beginning at 59mm and elegant visual aesthetics with big scale glass panels – all of which are ideal for contemporary and classic homes. At D&I, we want all of our valued clients to feel at ease and secure in their ability to get the customised alternatives they want. Because of this, our aluminium windows can complement any architectural design, allowing you to freely express your home remodelling ideas.

modern aluminium windows

Aluminium Window Prices in Doncaster

At D&I Windows, our rates are reasonable and there are no hidden fees or costs. Use our free online tool to obtain a quote for aluminium windows for your Doncaster home now. Alternately, you may call us directly at 01226 280380, and our helpful staff can answer any questions or concerns you have about our aluminium windows or other home renovation goods.

FENSA, the Federation of Master Builders, and Which? Trusted Traders have accredited D&I Windows, so you can be certain that your project is in excellent hands when you choose us.

We anticipate hearing from you soon and getting started on your next aluminium window project.

Check Out The Extra Options




We know that every home in Doncaster is different, which is why we offer a stunning selection of colour options, so you never have to compromise on style. You can choose from a range of classic colours as well as some unique textured wood effect foils, which allow you to get an authentic timber aesthetic with the added durability of aluminium.

White Grain Casement Window

White Grain

Golden Oak Casement Window

English Oak

English Oak Casement Window

Irish Oak

Irish Oak Casement Window

Golden Oak

Classic Cream Casement Window

Classic Cream

Chartwell Green Casement Window

Chartwell Green

Agate Grey Casement Window

Agate Grey

Grey Aluminium Colour Casement Window

Grey Aluminium

Black Ash Casement Window

Black Ash

Anthracite Grained Casement Window

Anthracite Grained

Anthracite Smooth Casement Window

Anthracite Smooth

Nut Tree Casement Window

Nut Tree

Rosewood Casement Window


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Whilst we mostly work on residential projects, we also supply to the trade. Contact our friendly team for more information on aluminium windows supply.

Frequently Asked Questions

Still have some queries about our aluminium windows? Please feel free to get in contact, and we will be happy to help. In the meantime, we have answered some of our most frequently asked questions that may help you.

What is a U-value?

U-Values measure how much heat is being lost through the glass of a window. It’s measured in watts per meters squared Kelvin, and the lower the number, the less heat is being lost. Our aluminium windows offer U-Values as low as 1.4 W/m²K with double glazing, and 0.9 W/m²K with triple glazing!

Are aluminium windows really that sustainable?

What accreditations for D&I Windows Have?


Aluminium Tilt & Turn Window

Aluminium Casement Windows

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Get in Touch

If you would like to contact us to discuss your next home improvement project in Doncaster, please get in touch with us by filling out our online contact form or calling us directly on 01226 280380.

Online Quote

Start Your Quote

If you are a homeowner in Doncaster and would like to request a quote for aluminium windows, please use our online quoting engine. It is quick and simple to use, providing you with a no-obligation guide price within minutes!


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