These 5", 125mm dia "Quad" Toilet/Bathroom Extractor fans are very quiet and efficient in operation with an impressive 140 m3/hr (39 litres/sec). Square Covered Axial Toilet/Bathroom Extractor Fans (Standard Model).
Envirovent Silent 125mm 5 Inch Ultra Quiet Bathroom Extractor Fan without Timer
Envirovent Silent 125mm 5 Inch Ultra Quiet Bathroom Extractor Fan with Timer
Stylish Bathroom Extractor Fan 125mm / 5" Kitchen Ventilator with Front Cover
Silent Round Bathroom Extractor Fan 125mm / 5" with Anthracite Front Cover
