Deta 4603 Axial Extractor Fan 4 Inch / 100mm (Humidistat/Timer Model)

Deta Vimark 4603 4" (100mm) Axial Extractor Fan with Timer & Humidistat The Deta Vimark 4603 extractor fan delivers quiet, efficient performance with added intelligent control features. With an extraction rate of 25 litres per second (90m³/hour) and a low noise level of 29dB at 3m, it ensures effective ventilation without disruption. This model includes both an adjustable overrun timer (2-30 minutes) and a built-in humidistat, which can be set between 60-90% RH, automatically activating the fan when moisture levels rise. Designed for through-wall installations or ducting runs under 2m, it includes a one-shot thermal fuse for safety. With its slim profile, IP44 rating, and compliance with BS EN 60335-2-80, as well as Building Regulations Approved Documents F & L1, the 4603 is ideal for bathrooms, cloakrooms, and other high-humidity environments. Backed by a 3-year manufacturer’s guarantee for peace of mind. Key Features Sleek, slimline profile with quiet, efficient operation Extraction