1. Products
  2. Windows

Aluminium Windows

Aluminium windows provides homeowners with distinct advantages including strength and durability, warmth & comfort contributing to a reduction in the cost of heating bills and elegant slim sightlines.

Elegant, yet strong and durable, Alitherm windows enhance the beauty of any home, keeping in the warmth and allowing more light in due to the slim sightlines. Peace of mind is also ensured by the enhanced security provided by a multi-lock point system. We have a range of aluminium windows including flush sash windows, tilt and turn and steel replacements. 


  • Robust
  • Strong and Durable
  • Has thinner frames allowing more light
  • Low maintenance
  • Built to last
  • Energy Efficient
  • Available in a range of colours & finishes

Aluminium Brochure


  • Replacement windows
  • Conservatory side frames
  • Orangery
  • Garden rooms
  • Studios
  • Commercial Walkways
  • Atrium
  • Pool Enclosures
  • House Extensions


Contact Our Experts

Our expert support team can discuss your specific needs and provide details on products relevant to your installations.

01254 871 800

Marketing Support

We have a dedicated downloads section where you will find all our product brochures available in PDF format.

Should you require a brochure delivery or other marketing materials, please contact our marketing department  by emailing marketing@prefixsystems.co.uk