double glazing factoryAll Double Glazing Products Manufactured in Our Own Factory
All windows installed by Spire Window Systems are manufactured in our factory under strict quality control procedures. Using high tech equipment that is built and configured specifically for the Spectus profiles and our locking systems.

ISO 9000 Quality Management Processes
Our procedures, in line with our ISO 9001:2000 accreditation, involve checking and double checking every step of the production through to a rigorous final inspection prior to installation.

double glazing kitemark bs7950Fully Kitemarked For Guarantee of Quality
While adhering to the kitemark standards (BS 7412 General Performance PVC-u Windows & BS 7950 Enhanced Security PVC-u Windows), in order to ensure that the installation of our windows is the best any customer could expect, we have a range of custom trims that are used to finish off all installations neatly, hiding all unsightly paint and silicone lines from previous windows. BS 7412 (KM 32040). Plastic windows made from PVC-u extruded hollow profiles

High Security and High Weather Rating
Combining multi-point shootbolt locking, auto-locking handles and stainless steel hinges. Tested for severe weather rating against any leaks and draughts in conditions including up to 95mph (600Pa) storms.

The Best PVC Profiles
Manufactured using BS 7413 kitemarked profile.

enhanced security double glazingEnhanced Security Windows
BS 7950 (KM 33880). Enhanced Security of Casement & Tilt/Turn Windows.

Everything Is The Highest Standard
Internally beaded; Reinforced with Heavy Duty Steel; All locks, keeps & hinges secured directly into the reinforcing and not just the plastic; Security tested to withstand forces of 3.0kN on hinges and locking mechanism.

BSI Registered (iso9001)Raising The Bar Since 1995
Spire Window Systems Limited has been kitemark holders since 1995, thus, guaranteeing every window manufactured is of the highest standard – with the added benefit of the full factory production control and the seal of perfection, the seal of Spire Window Systems Limited.

Even The Sealed Units Are Kitemarked
All glazing (double glazed sealed units) is manufactured to the requirements and under the factory production control of EN 1279/2 which replaced BS 5713