**FREIGHT IS INCLUDED IN THE PRICE ON THIS ITEM**
This is the highest quality duct made. These durable and long lasting ducts feature a single-ply neoprene impregnated polyester fabric with a continuous spring steel wire helix for support. Hot melt wear strips cover the helix for added durability.
This duct is ideal for moving large quantities of air into hard to reach places using positive pressure and will fit on any Super Vac PPV. This duct can also be used as an extension to create a longer duct when attached to another Super Vac spiral duct.
All ducts come with a built-in storage bag for easy transportation.
Spiral Duct Specs:
Material – Single ply neoprene impregnated polyester.
Structure – Steel Wire Helix.
Wearstrips – heavy duty hot melt wear strips.
Fits 20" fans.
Length – 20 ft – custom sizes available.
Heat Rating – -40 – 250°F, flame resistant to NFPA 701 standards.
Note: Not for use in explosive environments or where static discharge could compromise safety
The Spiral Duct can also be used as an extension. Need a longer duct to reach harder to get to places? No problem, just attach two ducts together using the belted cuff.