| inside diameter | 102-406mm |
| Thickness of sound-absorbing cotton | 25~50mm |
| Anechoic performance | 10～20A(dB)/m |
| working pressure limit | 3000Pa |
| Production length | 10m |
| tectonic | Jacket-PVC laminated aluminum foil polyester film |
| sound-absorbing layer | polyester fiber wool |
| fungi | Escherichia coli, Staphylococcus aureus |
| antibacterial rate | ˃99.99% |
| Delivery specifications | 102-406mm |
| appliance | Air conditioning, fresh air and other equipment is connected to the supply and return air ducts, the end of the duct and the air outlet |
| characterization | Effectively inhibit the growth of bacteria on the inner wall of the pipeline, and at the same time, it has the function of muffling sound |
