uPVC Windows
- Energy-saving performance
- Customisable colours & styles
- An affordable upgrade
Rated 4.87 / 5
805 Reviews
Rated 9.92 / 10
672 Reviews
Rated 4.9 / 5
357 Reviews
Rated 4.9 / 5
68 Reviews
Rated 4.87 / 5
805 Reviews
Rated 9.92 / 10
672 Reviews
Rated 4.9 / 5
357 Reviews
Rated 4.9 / 5
68 Reviews
Product Features
Strong & Slim Aluminium Frames
Modern, lightweight, and built to last – ideal for large panes and uninterrupted views.
Thermal Performance Built In
Double glazing and thermally broken frames help reduce heat loss and lower energy bills.
Wide Choice of Colours
Customise in any RAL colour, including dual-colour options to match your interior and exterior.
High Security as Standard
All aluminium windows come with PAS 24-approved multi-point locking systems for total peace of mind.
Low Maintenance, Long Lifespan
Powder-coated finishes resist corrosion, fading and weather damage for years of performance.
Add Modern Feel to Your Home
Our aluminium windows offer versatility with fixed, top-hung, side-hung, tilt & turn, and bay options. Casement windows open outwards for ventilation, bay windows create a spacious, light-filled feature, and tilt & turn windows provide easy ventilation and cleaning.
Aluminium windows from Advanced Glazing Systems deliver excellent energy efficiency, thermal performance, and security. Ideal for both residential and commercial properties, these windows are built to meet modern design and regulatory standards.
Key Product Highlights
Aluminium windows are a popular choice for modern homes thanks to their strength, style, and flexibility. Here are just a few of the key benefits you can expect when choosing aluminium windows for your property:
- Made to measure for any home
- PAS 24:2022 approved security
- Fully Part L compliant
- Choose casement, bay, or tilt & turn
- Concealed trickle ventilation available
Energy Efficiency
All our aluminium windows are thermally broken to help improve insulation. Designed with energy-saving in mind, they contribute to lower heating bills and increased comfort year-round.
- Colours
- Hardware
- Downloads
Unlimited Colour Choice
Available in any RAL colour with matte or dual finishes.
White
Brown
Black
Anthracite Grey
Cream
Dark Blue
Dark Brown
Dark Green
Dark Grey
Gloss White
Dark Red
Grey
Off White
Textured Anthracite Grey
Stylish & Secure Hardware
Choose from Espagnolette, Tear Drop or Monkey-Tail handles for modern or heritage aesthetics.
Quartus Espag Handle
Sparta Handle
Virage Handle
Sparta Cockspur Handle
Monkey Tail Handle
Teardrop Handle
Smart Tilt & Turn Handle
Brochures & Specifications
View technical information and download product brochures.Compare Window Styles
Casement Windows
- Secure and energy-efficient designs
- Available in uPVC and aluminium
- Perfect for traditional homes and modern spaces
Tilt and Turn Windows Essex
- Easy to clean
- Dual-opening mechanism
- Energy efficient
Bay & Bow Windows
- Stylish outward projection for more space and extra light
- Available in uPVC or aluminium materials
- Highly energy-efficient with A-rated glazing
Aluminium Windows FAQs
Got questions about aluminium windows? Here are some of the most common queries we get, along with quick answers to help you out.
We offer casement, bay, and tilt & turn aluminium windows.
Yes – they include thermal breaks and high-quality glazing, making them the perfect choice to reduce heat loss and energy bills.
Absolutely – any RAL colour is available with matte or dual finishes. Regardless of the finish, you’re promised a window with durability at its core, ensuring that your product passes the test of time.
Alongside aluminium windows, we install aluminium doors, bifold doors, front doors, patio doors, composite doors, French doors, uPVC windows, orangeries, conservatories, and several other stunning products – all high quality and built to last.
We have years of experience in installing aluminium windows and doors across Essex and London, including Braintree, Chelmsford, Brentwood, Romford, and the surrounding areas.
All our aluminium windows meet PAS 24:2022 standards for security, great for peace of mind.
Convenient Video Appointments Available
We offer video appointments for all our services, allowing you to get expert advice from the comfort of your home.
Book your video appointment todayRead Customer Reviews
See why homeowners trust Advanced Glazing Systems. Don’t just take it from us, discover real experiences from our happy customers!
We received a prompt and efficient service. We had excellent communication from the AGS team throughout, with reliable delivery and fitting of good quality windows.
Mary Magee
Via Trusted Trader
Great service from Start to finish. After looking around for a while I made the great decision and chose AGS. From the start Tyler was...
Read more
Sam Gleeson
Via Google
We received a prompt and efficient service. We had excellent communication from the AGS team throughout , with reliable delivery and fitting of good quality...
Read more
Customer in Greater London
Via Which?
Brilliant Company. Andy’s communication and response to any queries was excellent. Quality of work is great with affordable pricing. I can recommend them to anyone...
Read more
Raghu Kota
Via Trusted Trader
Advanced Glazing Systems Ltd have provided and outstanding service from start to finish. The door they've provided is great quality and the installation has been...
Read more
Verified Reviewer
Via Trusted Trader
AGS were very friendly and professional from the initial contact for a quote, the appointment for measuring the window and final fitting. Everyone I had...
Read more
K Louch
Via Checkatrade
We received a prompt and efficient service. We had excellent communication from the AGS team throughout, with reliable delivery and fitting of good quality windows.
Mary Magee
Via Trusted Trader
Great service from Start to finish.
After looking around for a while I made the great decision and chose AGS.
From the start Tyler was very professional and helpful on the phone, he sent me pictures by email of doors in the colours I was thinking about and also pictures of the fixtures and fittings so I could compare colours.
Tyler was very communicative throughout the whole process. On the day of installation the fitter was punctual and polite and clearly knew his stuff, door is working a dream. Especially happy with the making good and how he installed the trim, such a clean and tidy finish.
Sam Gleeson
Via Google
We received a prompt and efficient service. We had excellent communication from the AGS team throughout , with reliable delivery and fitting of good quality windows
Customer in Greater London
Via Which?
Brilliant Company. Andy’s communication and response to any queries was excellent. Quality of work is great with affordable pricing. I can recommend them to anyone considering fitting double glazing.
Raghu Kota
Via Trusted Trader
Advanced Glazing Systems Ltd have provided and outstanding service from start to finish. The door they’ve provided is great quality and the installation has been done to a high standard. Customer service has been top tier throughout and I wouldn’t hesitate to recommend them to others.
Verified Reviewer
Via Trusted Trader
AGS were very friendly and professional from the initial contact for a quote, the appointment for measuring the window and final fitting. Everyone I had dealings with were so helpful and I was kept informed throughout. I would 100% recommend AGS to anyone that needs work doing.
K Louch
Via Checkatrade
Get in touch for a free quote!
We provide completely free, no-obligation quotes for every installation project—whether it’s a small home improvement or a large-scale renovation!
