Slimline Aluminium Windows & Doors, Built for Performance

Manufactured in Hampshire, we supply high-quality aluminium systems for residential and commercial projects across the South of England. Designed for modern living, built for long-term performance.

  • Approved AluK Fabricator
  • 30+ Years Industry Experience

  • PAS24 Security as Standard

At Complete Aluminium Systems, we specialise in the manufacture and supply of slimline aluminium windows, doors, and glazing systems for both residential and commercial applications.

Whether you are an architect specifying a project, a developer managing a build, a trade professional installing systems, or a homeowner improving your space, we provide high-quality aluminium solutions that balance design, performance, and practicality.

As an approved AluK fabricator, our systems are trusted across the UK for their durability, security, and clean, contemporary finish. Every product we supply is built with precision and backed by decades of industry experience.

A Complete Range of Aluminium Systems

We offer a full suite of aluminium products designed to suit a wide range of projects, styles, and performance requirements.

Windows & Doors

Sliding & Bi-Fold Doors

Verandas

Commercial Systems

Who We Work With

At Complete Aluminium Systems, we work with a wide range of clients across both residential and commercial sectors, supporting projects from initial specification through to supply and installation.

We understand that every project is different. Architects require flexibility and performance to bring their designs to life. Developers and builders need reliable supply, consistent quality, and products that meet modern building standards. Installers and trade professionals depend on efficient lead times and straightforward systems that make installation easier. Meanwhile, homeowners want products that not only look great but also offer long-term durability, security, and low maintenance.

Because of this, we take a practical, supportive approach to every project. Whether you are working on a single home improvement or a large-scale commercial development, our team is here to provide the right aluminium systems, backed by experience, technical knowledge, and dependable service.

  • Homeowners
  • Architects & Specifiers
  • Developers & House Builders
  • Main Contractors
  • Installers & Trade Professionals
  • Commercial Property Developers
  • Local Authorities
  • Schools, Hospitals & Public Sector Projects

Built on Experience. Delivered with Precision.

With over 30 years of industry experience, we understand what our customers need from a supplier: reliability, consistency, and quality at every stage.

  • Proven Expertise – Decades of experience in aluminium fabrication and supply.

  • Approved AluK Fabricator – Working with trusted, high-performance systems used across the UK.

  • Competitive Trade Pricing – Supporting installers, developers, and contractors with cost-effective solutions.

  • Fast, Reliable Lead Times – Helping you keep your projects on schedule.

  • Technical Support – Guidance from specification through to installation.

  • South of England Coverage – Based in Hampshire, delivering across the region.

Our Reviews

Start Your Project with Confidence

Whether you are planning a new build, renovation, or commercial development, Complete Aluminium Systems provides the products, expertise, and support to help you achieve the best results.