Design Model Silent Axial Extractor Fan 100mm With Backdraft Shutter, Timer & Humidistat

The SILDES100HT Silent Design fan from Envirovent. Designed for modern homes, this 100mm extractor fan combines ultra-quiet operation with smart control features, making it ideal for bathrooms and WCs.

The Silent Design range uses a DC motor mounted on silent elastic blocks, significantly reducing vibration and noise while maintaining excellent airflow. Its clean white finish and slim profile suit both wall and ceiling installations, blending seamlessly into any interior. This model includes an adjustable timer and built-in humidistat, allowing the fan to activate automatically when moisture levels rise and continue running for a set period after use. The integrated backdraft shutter helps prevent unwanted draughts when the fan is switched off, improving comfort and energy efficiency.

• Adjustable timer and humidity sensor for automatic control
• 100mm axial extractor fan for wall or ceiling mounting
• Ultra-quiet operation
• Integrated backdraft shutter to reduce draughts
• Energy-efficient DC motor
• Ideal for WCs, bathrooms
• White