Features 

1. High efficiency, over 70%
2. Perfect silence design
3. Air filtration and purification
4. Easy installation and maintenance

Working principle of Holtop heat and energy recovery ventilator(HRV & ERV)

Holtop heat & energy recovery ventilator can expel the stale air indoor out of room, meanwhile supplying the fresh air outside into the room, by using the advanced heat/energy recovering technology, the energy can exchange taking advantage of the difference of the temperature and humidity between indoor and outdoor air. By this means, it can not only smooth away the problem of indoor pollution, but also saving energy.
 
Technical parameters

Applications

Holtop residential indoor wall type heat recovery ventilation system (HRV) can be easily installed in the roof, basement, hallway and balcony. The compact design saving the space at the maximum.