Check the listing for details. FLEXAUST 4-inch x 2-feet Stretch Dust Collection Hose. Condition: New. Listed at 76.98 USD. NEW, FLEXAUST 4-inch x 2-feet Stretch Dust Collection Hose, 161626, 4" I.D. stretch hose is ideal for connecting to portable dust collectors, Compressed 2-foot length stretches to 14-feet with moderate effort, 0.015" wall thickness construction for durability, PVC material reinforced with a spring steel wire helix, Flexaust Flexadux® PV R-4 Stretch is a medium weight PVC hose reinforced with a spring steel wire helix that expands up to 7X its original length to provide optimum flexibility and reach while minimizing storage space. Developed to keep workspaces neat and clean, this expandable hose offers a wide range of industrial vacuum and woodworking dust control applications. Stretch hose is clear with reverse helix and has a relaxed length of 2-feet. The 4" I.D. hose expands to 12-feet.