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GFV 90 - GFV 91

GFV 90 - GFV 91
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rectangular acoustic transfer grille circular acoustic transfer grille • Acoustic incorporated attenuation. • Wall-mounting, any thickness possible. type shape • Acoustic transfer grille for assembly on wall or on door. • Grille made of 2 transfer units and 2 steel assembly supports. • Finish : white paint RAL 9010. • Only standard dimensions. • Individual packaging, in plastic film. • The acoustic wall transfer grille will be made of 2 grilles, with internal sides will be covered with acoustic insulating. It will be fixed by a support frame screwed onto the wall or door. • It will be in steel, painted white. • Type GFV 90 ou 91, France Air brand. • Fixing by screws onto wall or door. technical description selection curbs Selection example : Lp : pressure level in the premises with an attenuation of 4 dB(A) for this place. Guide created by France Air 2010. All rights reserved

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