Dezhou Plumper ventilation plant is specialized in the production of central air-conditioning equipment manufacturers supporting the end. Product totally GB, standard production line exhaust fan, advanced equipment damper, according to technical stability. Normally open smoke dampers, fire dampers offer 280-degree turn off the fuse, normally open, output electrical signal, and this one is similar, but different fusing temperature, generally used in fire exhaust pipe through the firewall, the flue gas temperature is more than 280 When the degree of automatic blown off, you can turn off the exhaust fan interaction. Our attention to credibility, and ensure the quality of products, focusing on small profits, rapid delivery, and after-sales service system, a lot of new construction in recent years to provide air-conditioning equipment, from product quality and after-sales service, users have been satisfied. The air flow control valve in the full width of the blade into four unified specification damper blade is diamond-shaped double blades, vanes between soft lap, so good airtight performance. Fire Equipment | Weihai damper | Rich ventilation provided by Dezhou Plumper ventilation plant. Dezhou Plumper ventilation plant (www.frtfsb.com) (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!