Vent Axia 454057 Silhouette 100H Bathroom Extractor Fan with Humidistat & Timer

The Vent Axia Silhouette 100H is a slimline, single-speed 4-inch/100 mm extractor fan suitable for a bathroom/toilet. It is a model with an integral adjustable auto humidity sensor from 60-90% RH, a fixed 15-minute overrun timer option via jump switch, an indication light, and a backdraught shutter.