Positive pressure blower is pointing escape corridor air blower. It outdoor air pressure into the interior. When the building is on fire, it will produce a lot of smoke, carbon monoxide and other toxic gases and block the view hotel blower, through positive pressure blower to escape the fire stairs air blower structure, indoor smoke can not reach the stairs blower price, to the people to escape and create condition. Makeup air blower is mainly used for large underground garage interior natural supplement insufficient wind smoke partitions to ensure that when the smoke exhaust air partition supplements to avoid due to insufficient makeup air exhaust effect is reduced. Fire blower _ Rich ventilation equipment (certified) _ blower provided by Dezhou Plumper ventilation plant. Dezhou Plumper ventilation plant (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, and satisfy customer needs. Rich ventilation equipment in leadership with the staff warmly welcome all inquiries negotiations to create rich, ventilation a better future.