Keeping you moving for over 25 years
At Diamond Windows, we take pride in being a family-run business established in 1984, dedicated to providing exceptional double glazing services to the people of Essex. As a reputable and experienced manufacturer and installer, we offer a comprehensive range of high-quality products, including windows, doors, conservatories, bi-fold doors, skylights, and more. Our commitment to excellence is evident in our meticulous attention to detail, unwavering focus on customer satisfaction, and unparalleled craftsmanship.
Our Services
With over 35 years of experience, we have honed our expertise in crafting bespoke solutions tailored to our customers' unique needs. Our product range encompasses:
- Windows: Casement windows, vertical sliding doors, and French doors, all designed to enhance security, energy efficiency, and aesthetic appeal.
- Doors: Composite front doors, patio doors, bi-fold doors, and more, crafted to provide effortless access, improved security, and enhanced curb appeal.
- Conservatories: Stylish, fully bespoke conservatories and orangeries that seamlessly merge indoor and outdoor living spaces.
- Skylights: Contemporary skylights that flood your home with natural light, perfect for illuminating living spaces and boosting energy efficiency.
- Glazing Repairs: Expert repair services for all types of glazing products, ensuring prompt and effective solutions to even the most complex issues.
Our Factory and Manufacturing Process
We take pride in being a UK-based manufacturer, utilizing British-made components wherever possible. Our on-site factory enables us to maintain stringent quality control, ensuring that every product meets our exceptionally high standards. From design to installation, we guarantee a seamless, hassle-free experience.
Our Commitment to Quality and Customer Satisfaction
At Diamond Windows, we stand by our promise of delivering exceptional quality, outstanding customer service, and unbeatable prices. Our 10-year insurance-backed guarantee is a testament to our confidence in our products and installation expertise. With our dedicated team, state-of-the-art manufacturing facilities, and passion for excellence, we guarantee an unparalleled experience for our valued customers.
Overall Satisfaction
The reviews are overwhelmingly positive, with all 20 reviewers giving 5-star ratings and praising various aspects of Diamond Windows' service.
Sales and Quotation Process
Reviewers were impressed with the speed and efficiency of the sales process. Mike, the sales representative, was frequently mentioned for his helpfulness, professionalism, and competitive quotes.
Installation and Fitting
The installation team was praised for their politeness, efficiency, and cleanliness. The fitters were described as "brilliant, " "thoughtful, " and "courteous." The installations were completed quickly, with some reviewers mentioning that the job was finished in a single day.
Product Quality and Value
Reviewers were pleased with the quality of the windows, doors, and conservatories installed by Diamond Windows. The prices were considered reasonable, with some reviewers mentioning that they were "very keenly priced" or "great value for money."
Customer Service
Diamond Windows' customer service was consistently praised, with reviewers appreciating the helpfulness, politeness, and responsiveness of the staff.

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