The new wind ventilators with full delivery of fresh air, the whole row of old style way of working will not cause cross-contamination. The new wind ventilators selected low-noise fan wind chassis size, also conducted a silencer processing machine, to protect the interior quiet. Wind chassis is installed in the interior space has to ensure that sufficient fresh air of the premise, the use of new wind ventilators, will greatly reduce the energy consumption of air conditioning or heating wind chassis production, so it is both an environmentally friendly product is an energy-saving products. The new wind ventilators can not only add to the endless stream of fresh indoor air, but also to overcome the three above-mentioned lack of ventilation fan or exhaust fan. The difference between fresh air ventilator and air conditioning: the role of conditioning is to regulate the indoor temperature, indoor and outdoor air can only make a very limited exchange is essentially a closed loop system, can not meet the IAQ (indoor air quality) of fresh air requirements . Wind chassis | Rich ventilation equipment | air box size by Dezhou Plumper ventilation plant. Dezhou Plumper ventilation plant (www.frtfsb.com) (www.frtfsb.com) is a leader in Dezhou, fans, ventilation equipment, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum limits to meet customer needs. Rich ventilation equipment in leadership with the staff warmly welcome all inquiries negotiations to create rich, ventilation a better future.