Ningbo Beyond Construction Material Co., Ltd.  

Product Name: Combined PVC Aluminum Flexible Duct Model NO.: CFD Certification: ISO9001, Reach/ Burning Behavior Class A2 Performance: Durable,Corrosion,Fire Resistance Shape: Round Application: Textile,Papermaking,Office Building,Restaurants Usage: for Firefighting, for Air Conditioner, Industrial, for Environment Protection, Commercial,Residential,HVAC Material: Aluminum Foil+PVC Ventilation Mode: Mechanical Ventilation Color: Silver Temperature Range: -30