back to overview

Timber-aluminium entrance door HT 400

The timber-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 plate construction door leaf ensures thermal insulation to passive house standard. 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 0,67 W/m2K
Sound protection: up to 34 dB
Security: up to RC2
Locking: multi-point locking

Product information


  • Plate construction in a material composite system of timber/aluminium, thermal foam, plywood, purenit and phenol plate inserts ensures a high level of stability even under extreme weather conditions
  • Passive house certification as standard
  • The standard design features three fully concealed entrance door hinges and one multi-point locking mechanism with a swing bolt
  • Eight model series for a wide variety of design variants
  • Colour designs that match the Internorm timber/aluminium window systems
  • For installations in passive houses, special foam profiles at different heights are available.

    Dimensions in mmProfile construction depth: 85 mm


    Product data sheet for download


    To download further technical data, please log in to 
    Internorm CONNECT.

    If you do not have access yet, please register first.