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User & Safety Instructions 3161395 Helios Ventilatoren 5287 Silencer
Description
For suction-side noise damping. Average attenuation 15 dB. All metal parts made of galvanized sheet of steel For mounting on flat roofs. Sound insulated elements with insulating plates made of non-combustible construction material, class A2, sheathed on both sides in glass tiles. Base plate with threaded bushes in accordance with DIN 24155.
This text is machine translated.
Description
For suction-side noise damping. Average attenuation 15 dB. All metal parts made of galvanized sheet of steel For mounting on flat roofs. Sound insulated elements with insulating plates made of non-combustible construction material, class A2, sheathed on both sides in glass tiles. Base plate with threaded bushes in accordance with DIN 24155.