By-pass Function Fresh Air Filtration Systems

In the situation when it's not suitable to introduce outdoor fresh air, by-pass function fresh air filtration systems can bypass the air in the room for indoor air purification only.

Single-way Fresh Air Filtration with Internal Recycle System:

VENTILATION FOR ATTIC

All in one design No need to install centrifugal fan, filtration box and motorized diverting branch with ducts separately, saving labor costs and installation materials and less construction garbages. Recycles Lost Heat Warm air rising into the roof from home heating is recovered and recycled back into the house, resulting in much reduced heating costs. Anti Condensation The ventilator forces out the stale moist air that causes problem condensation and damp conditions, replacing it with clean dry air. Solar Heat Saving Roof and ceiling spaces are excellent passive collector of solar energy. This warm dry air is supplied back into the house as the ventilator forces the warmed air into the cooler living spaces. Air purified The outdoor air will be purified before supplied to room for healthy life. Integrated with F9 filter to stop outside air pollutions like PM2.5 into house. Higher air cleanness and cleaner house, save time and money to clean the house.

Please subscribe our YouTube Channel to get the latest updated videos.  

Holtop Brings Fresh Air to Your Life!