
Deta Vimark 4700ZTH 4" 100mm Zone 1 Axial Extractor Fan with Timer and Humidistat
Deta Vimark 4700ZTH 4" (100mm) Zone 1 Axial Extractor Fan with Timer & Humidistat
The Deta Vimark 4700ZTH extractor fan is purpose-built for safe installation in Zone 1 bathroom areas, offering quiet, efficient ventilation with advanced moisture control. With an extraction rate of 24 litres per second (88m³/hour) and a low operating noise of 26dB @ 3m, it provides effective steam and odour removal while maintaining a comfortable environment. This model features both an adjustable overrun timer (2–30 minutes) and a humidistat (adjustable 60–90% RH), allowing the fan to automatically activate when humidity rises. Slim in design, it is suitable for through-wall applications or short ducting runs up to 2m. Built with an IP45 rating for enhanced moisture protection and a one-shot thermal fuse for safety, the 4700ZTH is fully compliant with BS EN 60335-2-80 and Building Regulations Approved Documents F & L1. It comes complete with a 3-year manufacturer’s guarantee for peace of mind.
Key Features
- Slimline, modern design with quiet and efficient performance
- Extraction rate: 24 l/s (88m³/hour)
- Noise level: 26dB @ 3m
- Specific fan power: 0.31 W/l/s
- Adjustable overrun timer (2–30 minutes)
- Integrated humidistat (adjustable 60–90% RH)
- Approved for Zone 1 bathroom installation
- Ideal for through-wall use or ducting runs under 2m
- IP45 rated for extra moisture protection
- Fitted with a one-shot thermal fuse for added safety
- Complies with BS EN 60335-2-80 safety standards
- Meets Building Regulations Approved Documents F & L1
- Supplied with a 3-year manufacturer’s guarantee
Technical Documentation
Download the Deta Vimark 4700ZTH Data Sheet (PDF)