Highly insulating front door system with a depth of 76 mm, average Uf = 1.2 W / (m²K).

  5-chamber structure with steel reinforcement.

  High tightness - double sealing.

  Threshold connector between the frame and the threshold.

  High anti-burglary protection - resistance class RC2.

  Maximum leaf dimensions: 1200x2400 mm single-leaf entrance door.