A curved sliding door for a chateau renovation

Design and installation of an underground curved sliding door


PORTALP integrated a splendid curved sliding door underground for the renovation of a chateau in Gironde, France.

A custom design from our project teams and expertly installed by the Mérignac branch.


  • struts on the upper part every 500 mm
  • Lumina support clamps
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Project technical sheet

Manufacturer : PORTALP
Type of door : curved sliding door
Place of installation : Gironde, France
Radius chord length :  interior 5,671 mm & exterior 5,862 mm
Opening width : 2,800 mm
Exterior height : 2,771 mm
Opening height :  2,550 mm
Glass : light tempered Lumina 10 mm
Finish : AS
Color : RAL