We aim to provide expert advice and guidance on the best products and installation options for windows, glass, and doors.

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KDG Windows & Glass

As a family-owned business serving Sussex and the surrounding areas, we specialize in installing double and triple-glazed windows, doors, conservatories, and shop fronts.

We cater to both residential and commercial projects with a wide range of UPVC and aluminum products.

Our experienced fitters ensure every installation is completed to the highest standards, earning us numerous referrals from satisfied customers.

Contact us via email or phone to discuss your project today.

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  • Why Choose KDG?

    At KDG, we believe in delivering more than just windows and doors – we provide an exceptional experience built on quality, reliability, and a commitment to excellence. Our skilled, certified installers take pride in their craftsmanship, ensuring a seamless, hassle-free installation tailored to meet your exact needs.

  • Quality You Can Trust

    We work with a broad range of trusted manufacturers and suppliers to offer high-performance options that meet your priorities: from enhanced security and energy efficiency to sound protection. Our selection of styles and designs can boost both the aesthetics and value of your home or commercial space.

  • Transforming Spaces – Together

    We’re here to guide you every step of the way, helping you make informed choices to bring your vision to life. Whether you’re looking to refresh a single room or transform an entire property, our team is ready to assist with expert advice and a free, no-obligation quote.

Here's what our clients have to say

Great experience from start to finish. Danny did a great job and was super helpful sorting additional work. Definitely recommend!

April Risbridger

Highly recommend, Danny has been amazing. Done our front door and windows, very helpful. Give lots of options and choices. Hard working and completed the job quickly.

Megan Shelds

I got recommend to use Dan by a friend and I was very happy they did. He did great work changing windows and doors on my place, my next door neighbour then used him to change some windows and a door on there place. Recommend Dan to a couple other people who had used him and will be using Dan again on my new place when we change the windows and doors.

Danny Hanmer

Danny at KDG windows very professional and helpful with suggestions did a superb job and left the property in perfect condition would highly recommend to anyone and would not hesitate to use again.

Donna Page

Seriously professional and lovely guys. Dan and Harry are kind, clean, tidy, polite, did an amazing job and ended up being brilliant problem solvers too. Would recommend them to anyone who needs windows/doors. Great guys. Can't say enough great things about them.

Jessica Reed