Blower works: The blower in each room dirty air blower discharge pressure, at the same time, fresh air is mounted on the wall by the "natural inlet" into the interior. Pressurized air supply: The stairwell, front room and other needs of the protected area of ??mechanical air, positive pressure in the region to prevent smoke from entering. Pressure blowers, blower, rich ventilation equipment from Dezhou Plumper ventilation plant. Dezhou Plumper ventilation plant (www.frtfsb.com) strong, credible, in Dezhou fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Plumper ventilation equipment into the brilliant and you work for a better future!