250mm Through Roof Cowl with Centrifugal Air Extraction Fan
Standard Switching
75W, 300 Pa, 178 l/s, 640 m3/hr, 0.42 W/l/s, 72 dB(A)
135W, 545 Pa, 265 l/s, 954 m3/hr, 0.51 W/l/s, 70 dB(A)
150mm Through Roof Cowl with Centrifugal Air Extraction Fan
70W, 320 Pa, 153 l/s, 550 m3/hr, 0.46 W/l/s, 62 dB(A)
150mm Through Roof Cowl with 3 Speed Centrifugal Air Extraction Fan
Speed 1: 70W, 320 Pa, 153 l/s, 550 m3/hr, 0.46 W/l/s, 62 dB(A)
Speed 2:
Speed 3:
150mm Through Roof Cowl with Axial Air Extraction Fan
18W, 91 Pa, 105 l/s, 380 m3/hr, 0.17 W/l/s, 38 dB(A)
150mm Through Roof Cowl with Axial Air Supply Fan
150mm Through Roof Cowl (without fan) - General Purpose
150mm Through Roof Cowl (without fan) - Heavy Duty
Through Roof Fan Cowls Download file