l Selection of DC motor heat recovery ventilator whose noise lower 3 to 5 dB than regular models. The noise is small, the room is more calm, you can enjoy a quiet and comfortable living environment.

n Product features

l Overall ventilation-indoor foul air is quickly discharged to outdoor, outdoor fresh air is continuously transported to the interior, improve air quality.

l High heat recovery efficiency, unique diamond convection type heat exchanger, more than 70％ heat recovery efficiency.

l A variety of optional purification equipment-medium efficiency air filter, high efficiency air filter, ultraviolet sterilization, high voltage electrostatic dust removal equipment, available.