Brook 4 Features Overview: Installation Ceiling Only Hole Size 375 x 375mm Required Install Depth Requires 220mm of cavity space Extraction Rate 365 m3/hr Noise 44dB(A) Motor Wattage 40w Ductable Yes – 150mm diameter The Ventair Brook 4 Exhaust Fan is a great option if you are looking for a 3 in 1 exhaust unit with a high capacity. Ventair Brook 4 Features Comes with 150mm x 3m Alum Duct and a Fixed Grille. Includes a 4 gang switch, 4 x 275w Heat Lamps and 1 x 10w LED Light 4000k (natural white). This product comes with a 4 gang switch, meaning the light, heat and exhaust functions can be switched on independently. Consequently this product needs to be installed by a qualified electrician. Understanding the Ventair Brook 4 Heat & Light: Light Type LED Light Wattage 10w Lumens TBC Light Temperature 4000K Heat Lamp 4 x 275w
