EI 90 Circular horizontal
Description
Horizontally mounted air duct with a round cross-section, protected with a fireproof insulation system "IsolStop Fire 90 System". The fire protection insulation system "IsolStop Fire 90 System" consists of "Isollam" insulation, produced by the company "Chemical Products" OOD, which is lamellar stone wool with a thickness of 40 mm and a volume density of 60 kg/m3, laminated on one side with aluminum foil with a fiberglass mesh , produced by the Lenzing company. EI 90