Without acceptable measures in place, hearth and smoke can unfold swiftly via a making via air flow systems. Fire dampers and ventilation extras are very important to minimising this possibility. UL Stated – The KBD exhaust hood balancing damper permits a number of hoods connecting to a typical exhaust duct https://aircontroldampersforhotcl79011.fare-blog.com/36931353/about-air-control-dampers-for-engine-sheds