The Smart Alitherm Heritage door is the ideal replacement for steel doors on heritage applications such as building renovations or apartment conversions.
The Alitherm Heritage door provides the solution for conservation areas where planning regulations require a like-for-like product replacement.
The system has all the advantages of modern aluminium profiles that feature polyamide thermal breaks, allowing the system to achieve a U Value of 1.6 W/m2k when installed with a suitable sealed unit.
External single or double open out heritage doors Balcony Doors Features
Window Energy Rating ‘A’ – when using correct profile, glass unit & spacer bar
1.6 W/m²K with 1.2 centre pane U value
1.4 W/m²K with 0.8 centre pane U value
Method of fabrication: corner crimping
24mm double glazed unit
Tape or gasket glazed
Traditional Art Deco handles available