Secured by Design Patio Door

patio door, door handle and lockOur Ultimate Range doors provide the highest level of security available for in-line patio doors. A huge leap forward in product development, designed to be capable of meeting the requirements of Secured by Design when used with laminated glass, the key features are unique, with a patent pending and exclusively available from Glass Tec Windows.

Ultimate Range doors provide additional protection in critical areas exposed during extensive testing at Chiltern Dynamics.

  • Ultimate Range doors feature finger operated plunge locks which work in conjunction with the security plates (patent pending)
  • Ultimate Range doors include additional support brackets made from the same strong 430 stainless steel material as the Interlock Protectors
  • Ultimate Range doors are fully reinforced and have additional fixings
  • Ultimate Range doors have an additional fitting guide which must be adhered to for Secured by Design compliance and for the Sliders UK Security Guarantee.


Standard Linear patio details:

The combination of the enhanced lock, security handle and Yale cylinder make our fantastic doors the most secure available. For premium security our Ultimate Range meets the requirements of Secured by Design. For more information on our innovative components and to see how they work together to make one of the most attack resistant in-line patio door sets

Our profiles have…

  • Internal beads for 28mm units for maximum noise reduction and insulation
  • Part L compliance (subject to Low E glazing)
  • Low sightline co-extruded gaskets on both sash and beads for greater aesthetic appeal and speedier glazing
  • Unique dual purpose anti-lift/sash stabilising trim which increases security and assists in smooth location of lock into keep plate
  • Bespoke midrail accepts letterplates
  • 2, 3 and 4 pane options in various configurations
  • High Specification Duraflex Diamond profile systems available in brilliant white and standard white plus all colours including rosewood
  • An aluminium low threshold option is available on patio door sets (additional cost applies). The component features a ramp on either side of the patio door, enabling easy access for wheelchair users, and is available in a choice of two colours - gold or silver.

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