griglia afonica griglia acustica griglie afoniche
Frame depth 150 mm, wings pitch 150 mm.
The frame is made of galvanized steel, fins in galvanized steel and shaped for the containment of soundproofing material. The inner side is covered with expanded mesh. The 40 mm outer frame is made of galvanized steel, the anti-bird net can be supplied on request.
Construction in stainless steel or aluminum on request. The product is also available painted.
Soundproof material in high density rock wool in fire reaction class “0” (not combustible) (DM 26/06/1984).
Screw mounting 40 mm on the flange or directly to the duct.
Maximum operating temperature: 150°C.
Maximum operating pressure: 900 Pa.
GAFI series louvre are less thick and can replace the common industrial louvre, both intake and exhaust in ventilation systems.
Therefore you can archive two purposes with a single product: from one side, it protect the external air intake as a classic industrial louvre, on the other side it reduce the emission of sound which is producted from the ventilation system, as a classic silencers. The reduced thickness make this kind of louvre suitable in all the application which axial dimensions needs to be restrained.
GAFI can be used in the construction of cowlings, cabins or in technical compartment and, in general, in all the application where is needed to grant both the transition of the air and a sutable sound abatement.
Besides standard series, it can be supplied also with special contruction on client request.