Vent Axia Lo-Carbon PureAir Cleanse dMEV Extractor Humidistat Timer

Vent-Axia Lo-Carbon PureAir Cleanse 100 HT (416841) is a continuously running 100mm extractor fan with an integrated digital humidistat and timer, built to maintain background ventilation and automatically boost when moisture rises. It’s a solid upgrade for bathrooms, WCs, kitchens and utility rooms where you want quieter day-to-day extraction with smarter moisture response to help prevent condensation and mould.

Automatic Humidity Boost For Damp-Prone Rooms

The HT variant adds a digital humidity/timer sensor with preset thresholds and rapid rise detection, so the fan increases speed automatically when humidity climbs. The humidity versions also support proportional speed increase up to 85%RH before enabling full Boost, helping reduce nuisance boosting while still clearing moisture quickly.

Built For Approved Document F 2021 And Retrofit Upgrades

PureAir Cleanse is designed in line with Approved Document F 2021 and is suitable for PAS2035 energy efficiency retrofits, making it ideal when improving airtightness and needing dependable, low-noise whole-dwelling ventilation rates.

Quiet, Flexible Installation With Easy Commissioning

IPX5 protection supports wall or ceiling mounting in bathroom Zones 1, 2 and 3. A built-in speed control dial and fully adjustable airflow platform make commissioning straightforward, and the mixed flow impeller is designed to meet many domestic requirements without moving to a traditional centrifugal fan.

Key Features of the Vent-Axia Lo-Carbon PureAir Cleanse 100 HT 416841 Include:

• Continuous Running 100mm Extract Fan With Digital Humidity/Timer Control (Maintains Background Ventilation And Boosts When Needed)
• Automatic Moisture Response With Preset Thresholds And Rapid Rise Detection (Helps Clear Steam Quickly To Reduce Condensation And Mould Risk)
• Proportional Humidity Increase Up To 85%RH Before Boost (Reduces Nuisance Boosting In Day-To-Day Use)
• Designed In Line With Approved Document F 2021 (Supports Higher Whole-Dwelling Ventilation Rates)
• Suitable For PAS2035 Energy Efficiency Retrofits (Ideal For More Airtight Homes After Upgrades)
• Variable Airflow 5-26l/s With Built-In Speed Control Dial (Simplifies Commissioning To Target Rates)
• Near Silent Performance With Independently Tested Sound Levels As Low As 7.4dB(A) (Helps Minimise Noise Complaints In Occupied Properties)
• IPX5 Rated For Wall Or Ceiling Mounting In Bathroom Zones 1, 2 And 3 (Greater Flexibility In Wet Areas)
• Mixed Flow Impeller Design (Delivers Strong Extraction Without A Noisier Centrifugal Fan)
• Back Pressure Detection Option (Boosts If System Pressure Rises Momentarily Due To External Wind Conditions)
• Spigot Diameter: 100mm
• Fascia Diameter: 195mm
• Depth: 110mm
• 7 Year Warranty (Long-Term Peace Of Mind For Trade Installations)
• Recognised In SAP PCDB (Supports Energy Assessment Workflows)

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