Systemair OV-R-200-SW - Wall air transfer device, round, RAL9003

OV-R is a wall air transfer unit with sound attenuation elements. It is intended for air transfer between neighbouring residential, hotel, office rooms etc. Highlights • Outstanding sound attenuation • Low generated sound level in operation • Low air transfer resistance • Inconspicuous, slim and compact design • Easy and quick installation Design The OV-R wall air transfer device consists of two covers from galvanized sheet steel with powder coating. Acoustic attenuation foam is attached to the the inner side of the covers. Acoustic attenuation foam lining mat AL-OV-R for the wall opening is a part of the OV-R package.