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Business Details
33 Years
experience
Trusted uPVC & Aluminium Windows & Doors Supplier in Southend-on-Sea
Established in 1993, Climatec Windows has evolved from a modest 2,200 sq ft facility into a leading manufacturer and supplier of high-quality uPVC and aluminium windows and doors. Our operations span 10 factory units covering 50,000 sq ft, enabling us to produce over a thousand products weekly. Headquartered in Southend-on-Sea, we serve trade and commercial clients across a 250-mile radius, including East Anglia and the Home Counties. Our commitment to innovation is reflected in continuous investment in state-of-the-art machinery and adherence to industry standards such as BSI certification, Secured By Design, and Document Q compliance. With decades of expertise, we provide tailored solutions, combining superior product quality with exceptional customer service.

Our product range includes casement, vertical slider, and fully reversible uPVC windows, alongside composite and sliding doors, all designed to meet stringent security and energy efficiency requirements. We prioritise staying ahead of legislative changes and technological advancements to ensure our clients receive cutting-edge solutions. Our reputation as a trusted partner is built on long-standing supplier relationships, extensive sector knowledge, and a focus on delivering value-driven products that enhance customer projects.
Services
uPVC Windows Aluminium Systems Composite Doors Trade Supply Commercial Projects
Details
  • Year established: 1993
Highlights and features
  • We offer a bespoke service tailored to your project requirements
  • Extensive product range with high-quality uPVC and aluminium options
  • Over 30 years of industry experience and continuous innovation
  • BSI-certified manufacturing processes ensuring product excellence
  • Nationwide supply with dedicated support for trade customers
Associations and certifications
  • BSI
  • Secured By Design
  • Document Q
Services
uPVC Windows
Our uPVC windows combine modern design with exceptional thermal efficiency. Available in casement, vertical slider, and fully reversible styles, they meet rigorous security standards while offering low-maintenance durability. Ideal for residential and commercial properties seeking energy savings and aesthetic appeal.
Aluminium Systems
High-strength aluminium window and door systems provide sleek, contemporary solutions for modern architecture. These corrosion-resistant products feature slim profiles and excellent thermal performance, suitable for both new builds and renovation projects requiring premium fenestration.
Composite Doors
Engineered for superior security and insulation, our composite doors integrate multiple materials to resist forced entry and weather damage. Available in various designs, they offer enhanced durability while maintaining traditional aesthetics for residential and commercial properties.
Trade Supply
We provide trade professionals with comprehensive fenestration solutions, including volume discounts and technical support. Our product portfolio caters to contractors, builders, and retailers seeking reliable, certified window and door systems for diverse projects.
Commercial Projects
Tailored solutions for large-scale developments, including social housing and commercial buildings. We ensure compliance with Document Q and Secured By Design standards, offering technical expertise and bulk supply capabilities to meet project-specific requirements.
Questions
What types of windows do you manufacture?
We produce casement, vertical slider, fully reversible, and flush sash uPVC windows, along with aluminium systems for residential and commercial applications.
Are your products certified for security and quality?
Yes, our windows and doors meet BSI standards, with options for Secured By Design and Document Q compliance to ensure safety and performance.
Do you supply to trade customers only?
We primarily serve trade and commercial clients, though our Climatec Home Improvements division offers installation services for residential customers.
What areas do you serve?
From our Southend-on-Sea base, we supply across a 250-mile radius covering East Anglia, the Home Counties, and southern England.
Can you provide technical support for product selection?
Our team offers expert guidance on product specifications, ensuring solutions match your project's security, thermal, and design requirements.