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Aluminium entrance door
AT 400

The aluminium entrance door has an impressive design, heat protection and burglary protection. It has a door leaf that is flat on both the inside and outside and an angular frame profile. The multi-layer plate construction provides excellent thermal insulation. Multi-point locking mechanism with a swing bolt as standard and maximum stability in the door leaf ensure optimum burglary protection. A wide range of door models with different surfaces, handles and glass cut-outs offers the right door for every type of architecture.

Thermal insulation: UD up to 0,69 W/m2K
Sound protection: up to 36 dB
Security: up to RC2
Locking: multi-point locking

Product information


  • Modern, flat design
  • Special two-part door leaf with an aluminium top layers on the outside and two intermediate layers for maximum stability
  • Special flexible insert in the door leaf for high climate stability
  • Three-chamber frame profile with 35 mm polyamide bars and foam insulating core
  • Thermally separated three-chamber threshold — also ideal for use in renovations
Dimensions in mmProfile construction depth: 93 mm


Product data sheet for download


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