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Heritage Hinged Unit

The heritage hinged unit is one of the best designed draft proof secondary glazing systems there is, with its tight seal using q-lon draft proofing in its sash. It is one of the most versatile units as it can offer standard butt hinges or concealed invisible hinges giving you a discreet unit. There is also options of handles from:

  • Normal espag (which you find on normal plastic windows)
  • Standard handle
  • Removable handle


All of the above options can be discussed and there is always an option best suited for every individual/requirement. This window can also have a tilt'n'turn mechanism for ventilation purposes.

Glass available for this product is:

  • 4mm - 11.5 mm
  • 24 - 26 units

CAD drawing and Test certificate (thermal, acoustic) available on request.

NOTE: With all our Windows there will be a practical explanation of full operation and also a written manual of the operating instructions.

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