The Summary Of Interlocked Metal Ducting Hose As Below:
Flexible Metal Hose with spirally winding and locked profile trip with yarn packing.
Size: 1" to 10"
Standard: BS 731 Part 1 (1993)
Materials: Hot Dipped galvanized Iron with Zinc Coating & Stainless Steel.
Features: Strong and highly flexible metal hose can be bending in any direction without permanent deformation.