The grid of the air-outlet is located immediately in front of the opening. This feature prevents dust accumulations, bird nests, leaves, etc.
Product Specifications for Tender Texts
Exhausts. METU-FORM laser-welded, liquid and oil-tight exhausts made of galvanized steel or stainless steel (V2A / 1.4301 / 304). Installation outside buildings, on roofs or facades, intended for the evacuation or suction of air. Two versions: with "Parallel" flanges formed directly from the duct itself (diameters 80 to 1000 mm Ø, connection with SRX joining clips), or "plain " (without a flange, diameters 80 to 200 mm, connection with MUX overcollars). The air-tightness exceeds the highest-class D according to the norm DIN EN 12237. Tightness class ATC 1 (EN 16798-3). No ATEX / EX certifications.