Mitsubishi Electric Kang Yong Watana Company Limited introduces Mitsubishi Electric Lossnay Heat Exchange Fresh Air Ventilation System VL-100 Series for home use with air filter that can effectively filter PM 2.5 dust particles up to 95%. The system helps extract the air from inside your house and replace by fresh air from outside by heating and cooling energy recovery. It effectively generates air flow and gets rid of dust leaking in through window and door frames. It also lessens the burden of air-conditioning system and energy loss. The system is easy to install with the options of wall-mounted or ceiling type. The filter can be removed and cleaned by yourself.