Inch - Metric: Inch
Outside Diameter - Inch: 9.1
Inside Diameter - Inch: 8
Inside Diameter - Millimeter: 203.2
Other Features: Rigid PVC Helix | Bend Radius 16 Inch

Typical Use: Industrial | Pneumatic or Gravity System | Vacuum or Ducting Service
Outside Diameter - Millimeter: 231.14

Inch - Metric: Inch
Outside Diameter - Inch: 9.2
Inside Diameter - Inch: 8
Inside Diameter - Millimeter: 203.2
Other Features: 1 Ply Synthetic Fabric Spiral with Wire Helix | 29" Hg Vacuum | Bend Radius 48 Inch

Typical Use: Grinding Machine | Wood Working Machine
Outside Diameter - Millimeter: 233.68