Derby Features Overview: Installation Ceiling ONLY Hole Size 230mm Required Install Depth Requires 300mm of cavity space Extraction Rate 144 m3/hr Noise 42 dB(A) Motor Wattage 34w Ductable Yes – 100mm diameter The Polyaire Derby Exhaust Fan is a popular choice for a bathroom, toilet or laundry. The fan comes with a built in draft stopper. Minimal pressure drop over long duct distances (see pressure curve). Centrifugal motor. Plug in 1.3m 240 volt power cord for easy installation. Face plate can be removed easily. Low profile flush fit to ceiling. 5 Year Warranty.
