ClimaSys CV Axial motor ventilator. 24V DC. 13 W 50 Hz. Free flow rate with standard filter of 262 m3/h at 50 Hz. 268 x 248 x 104 mm. Cut-out dimensions of 223 x 223 mm. Outlet grille injected thermoplastic (ASA PC), Grey RAL 7035. Connections terminals by faston connector. 2 protective grille on the front and rear surfaces. Protection IP54.