Welcome to AluK China 400 7564 500 Menu


Product description

The 77ID is a coplanar 77mm door system with internal overlap and special PA bars to reduce bi-metal effect. This system was created to meet the highest levels of market requirements in terms of design, performance and attention to detail.

Design features

  • Flat lines.
  • Triple jamb
  • Sealing system with central gasket to achieve high acoustic and thermal insulation.
  • 39 mm alveolar polyamide bars reinforced by the insertion of special insulating strips to achieve higher thermal insulation.
  • Burglary resistant class RC2 (WK2)


  • Versatile
  • Available in dual color
  • Customized finishes upon request for high resistant, aggressive environments.
  • Doors with 1 or 2 sashes.
  • Inside/outside opening.
  • Suitable for emergency exit doors

Application type

Doors for residential and commercial applications incl. houses, apartments, villas, public buildings, hospitals, schools, industrial buildings. New/refurbishment.

We use cookies for statistical purposes and to ensure that we give you the best experience on our website. If you continue without changing your settings, we will assume that you are accepting the use of cookies on the aluk website. However, if you would like to, you can change your cookies settings at any time. More