Durability and thermal insulation
Its excellent performance parameters meet a wide variety of requirements in terms of insulation, airtightness and user comfort. The extensive furnishings guarantee the highest product quality in accordance with current building standards. Furthermore, the reinforced profile design of the DA-77 aluminium door allows for larger, customised formats.

Warm choice in line with investors’ requirements
The high thermal insulation parameters of the door help maintain thermal comfort and reduce energy loss even on cold winter days.