4” In Line Exhaust Fan With 2 Speed, 23W Power, Low Noise, 2660rpm Speed, Installed In Loft Or Roof Space, Overrun Timer Adjustable From 2-30 Minutes, 130CFM Airflow, Rust Free 23 W GF21191 White

8” In Line Exhaust Fan" with 2-speed settings, 1700 rpm speed, 500CFM, rust-free construction, low noise operation, designed for installation in loft or roof space 55 W GF21193 White

6” Duct Fan, Rust Free, 1600 RPM, ABS Material, Air Volume-150 m3h, Noise 40 dB, Ideal For Kitchen & Bathrooms 18 W GF21195 White