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Business Details
26 Years
experience
Premium Windows Doors and Home Extensions
Established in 2000, Hadleigh Glass has grown to become one of the largest and most respected fabricators of aluminium windows, doors, and bi-fold systems in the South East. As a family-run business, we pride ourselves on delivering high-quality products alongside a friendly and professional service. Our extensive range of aluminium and uPVC solutions ensures tailored options for every project, from single installations to full home extensions. With showrooms across Suffolk and North Essex, we prioritise customer satisfaction through expert advice, in-house technical support, and a commitment to innovation. Our reputation is built on recommendations, reflecting our dedication to exceptional craftsmanship and customer care. We specialise in transforming properties with thermally efficient, secure, and aesthetically pleasing solutions, including conservatories, roof replacements, and bespoke extensions.

Our team of experienced sales professionals, surveyors, and installers provides a seamless journey from initial design to aftercare. By manufacturing and installing our own products, we maintain rigorous quality control and offer competitive pricing. Sustainability and energy efficiency are central to our offerings, with advanced thermal performance technologies integrated into all our systems. Whether enhancing a home with new windows or constructing a custom extension, we combine technical expertise with a personal touch to meet individual client needs.
Services
uPVC Windows Aluminium Doors Conservatories Home Extensions Secondary Glazing
Details
  • Year established: 2000
Highlights and features
  • We are the largest local manufacturer of SMART Aluminium systems in the region.
  • Our family-run business combines 20+ years of industry expertise with personalised service.
  • We offer a complete in-house service from design to installation and aftercare.
  • Showrooms across Suffolk and Essex allow customers to experience products firsthand.
  • We guarantee competitive pricing through direct manufacturing and installation.
What people say
Excellent service Highly recommend Transformed our home Professional team Energy efficient
Services
uPVC Windows
Our uPVC windows combine security, thermal efficiency, and modern aesthetics to enhance home comfort. Available in a range of colours and styles, they are designed to reduce noise and drafts while increasing property value. Each installation is tailored to meet individual architectural requirements.
Aluminium Doors
Sleek aluminium doors offer superior strength, slim profiles, and customisable finishes for contemporary home entrances. Designed for durability and security, they integrate seamlessly with modern extensions and bi-fold configurations to maximise natural light and outdoor access.
Conservatories
Custom conservatories create bright, versatile living spaces using advanced thermal technology and premium glazing. Options include traditional dwarf walls or full-height glass with bi-fold doors, ensuring year-round usability and seamless garden integration.
Home Extensions
From pitched to flat roof extensions, we deliver tailored solutions to expand living space and property value. Using Ultraframe systems, our extensions prioritise energy efficiency, natural light, and design flexibility to match individual lifestyle needs.
Secondary Glazing
Secondary glazing improves insulation and noise reduction in existing windows without replacing original frames. Ideal for heritage properties, it maintains aesthetic integrity while enhancing thermal performance and security standards.
Questions
What products does Hadleigh Glass specialise in?
We specialise in uPVC and aluminium windows, doors, conservatories, extensions, and secondary glazing solutions.
Do you offer financing options?
Yes, we provide flexible financing for selected products including doors and windows.
Are your showrooms accessible?
Our showrooms in Suffolk and Essex have free parking, with ground-floor access available upon request.
How do you ensure competitive pricing?
As the largest local manufacturer of SMART Aluminium, we pass direct manufacturing efficiencies to customers.
What areas do you serve?
We operate across Suffolk, Essex, and surrounding regions for installations and consultations.
Can you help with extension design?
Yes, our team provides bespoke design support and technical surveys for all extension projects.
Reviews (4)
Paul Lymer
Aug 25, 2026 Report
Superb from start to finish, pleasure to work with the team, they were considerate of noise and mess. Great windows too.
Amy Willis
Apr 15, 2022 Report
This is the worst company I have ever had the misfortune of dealing with. AVOID at all costs. We had them come in September to build us a glass extension. All started out fine until I realised that they had built the inside frame white and the outside grey- which was not what we ordered or discussed. After ALOT of hassles and phone calls they agreed to change them as the order form had grey listed as the colour inside and out.

We were told it would be a 12 week wait. It is now almost May and we are still waiting for it to be finished. Last week the new frames were delivered. They did one days work and haven't come back since. We have glass and debris all over our garden rendering it unusable. Today we had to call to find out where they were. Company claims there was a family emergency but clearly had no intention of letting us know. Another day my husband has worked from home for no reason. I would give zero stars if I could.
Ann
Mar 19, 2019 Report
High quality aluminium windows at a good price. Their overall price, which included several triple glazed windows, was better than the quotes we had for the same units in white UPVC double glazed. Excellent range of colours. No hard sell like many double glazing companies. Would highly recommend.
Robbie A.
Jun 08, 2010 Report
I had a major problem with this company. I ordered some roofing panels for my conservatory and was told a date for replacement. The day came, I cleared my conservatory and nobody turned up and I was not contacted. Eventually I got through to the company who had ordered the wrong panels. I gave them another chance and had the work done but less than a year later they are leaking. Have been trying for three months to get them to answer me and got a call today to say tough luck they are not doing anything about it. Good job I never paid but I am back to square one. Worst company I have ever dealt with.