Steel composite PD

Steel composite outside façade door "Fortas"

Steel-composite doors PD are made in two models (for installation into the centre of an embrasure and with a platband for installation at the edge of an embrasure). These doors are made of cold-rolled galvanized 1,5 mm tin, two-chamber brand-new technologies glass packets are used for its glazing. Doors comply with:

• air sound isolation index - 40 dB.
• air permeability class - 4.
• durability against wind loading - C1.
• water permeability - 3A.
• reliability - 100,000 operation cycles. 
• door construction corresponds to a category 4 burglar-resistance.
• mechanical strength and rigidity meet all requirements.
• thermal coefficient 2.7 W/(m²K).

Construction schemes   Most popular locks   Colours of the door