Is it better to have explicit rules in the relevant specifications? Thank you, ah, ah, urgent.
8.5.5 vertical exhaust lines for kitchens, bathrooms, toilets, etc., should be taken to prevent backflow or to set fire dampers on the branch pipe.In addition, there are similar provisions in the code for fire protection in architectural design, which are not stated.
8.5.3.2 through ventilation, air conditioning room and important or fire danger room, partition and floor.8.5.3.3 vertical air duct with horizontal pipe section at each level of the horizontal air pipe.8.5.3.4 passes through both sides of the deformation joint.8.5.4 fire valve action temperature should be 70 degrees.
Article 8.5 of the code for fire protection design of high-rise civil buildings provides as follows:8.5.3 one of the following circumstances shall be equipped with fire dampers for the ventilation and air conditioning systems:8.5.3.1 pipe through fire compartment.
