A1 Aluminium Windows Ltd has over 30 years’ experience manufacturing and installing high‑quality aluminium windows, doors and bi‑folds across the UK. We produce A‑rated, energy‑efficient products using leading aluminium systems, with fast turnaround times, sensible pricing and workmanship you can rely on. All items are made in‑house and guaranteed for long‑term performance.
Patio Doors
Smart Aluminium’s sliding door range offers two standout systems to suit different styles of homes and budgets. Visoglide Plus Upgrade provides a premium solution for larger openings, delivering a more substantial feel, enhanced thermal performance and a sleek architectural look. Slide 2000 complements it as a slimline, cost‑effective option designed for standard patio heights, offering smooth operation, clean sightlines and excellent everyday performance. Together, they give homeowners a choice between high‑end capability and practical, modern value.
Heritage
The Alitherm Heritage collection is a modern aluminium system created to echo the slim, elegant look of classic steel windows. It’s a popular choice for homes and buildings that want a traditional or industrial aesthetic while benefiting from today’s energy efficiency and security standards.
Windows
Alitherm 400 is a versatile aluminium window and door system engineered to deliver strong thermal performance, reliable security, and a clean contemporary appearance. It’s built around insulated profiles that help reduce heat loss, while maintaining the strength and durability associated with aluminium. The system is suitable for new builds, refurbishments, and projects where a slim, modern aesthetic is preferred.
Doors
Choosing the right entrance door is one of the most important decisions you’ll make for your home. Smart Aluminium offer two exceptional options — the Designer Door range and the Signature Door range — each engineered to deliver long‑lasting performance, outstanding security and a finish that enhances any property. Whether you’re looking for a bold, design‑led statement or a next‑generation composite door with superior insulation, Smart’s entrance systems provide a premium solution built to last.
Slide-fold Doors
Smart’s Visofold aluminium bifold range is one of the most established and trusted choices for UK homeowners, offering a blend of modern styling, smooth operation, and long‑lasting performance. Whether you’re looking for a cost‑effective all‑rounder, a slimline contemporary design, or a premium system for larger openings, the Visofold family provides options to suit every type of home improvement project. Each system is built around Smart’s high‑quality aluminium profiles, advanced thermal technology, and reliable hardware, ensuring a secure, energy‑efficient and visually impressive result.
Interior Screens
Smart Aluminium’s AluSpace system is a premium range of internal screens and doors designed to divide spaces while keeping your home or workplace bright and open. Built in the UK, AluSpace offers a sleek, contemporary look with slim aluminium frames and large glazed panels — perfect for creating that modern “steel‑look” aesthetic without the weight or cost of steel.
Commercial/Retail
The Shopline system from Smart Aluminium is a trusted choice across the UK for creating modern, durable and great‑looking commercial entrances. Designed specifically for retail units, offices, leisure centres and public buildings, Shopline offers a strong, slim and versatile aluminium solution that suits almost any ground‑floor application.
Cladding
DecoWall is a modern aluminium cladding solution designed to give buildings a clean, contemporary appearance. It’s ideal for both new projects and refurbishments, offering a stylish way to enhance exterior walls without altering the structure of the building.