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You won't find a more durable, long-lasting duct than Super Vac's Smoke Ejector L Duct, perfect for ventilating manholes and other tight areas. All ducts come with a built-in storage bag for easy transportation, and hot-melt wear strips cover the helix for added durability. The L Duct should only be used the discharge side of the fan.
- Heavy duty materials made from translucent T9 FR
- L-shaped design allows for ventilation of manholes and other tight areas, duct length can be customized up to 25 ft in horizontal length and up to 20 ft in vertical length
- Heavy duty hot melt wear strips covers the wire helix for added durability
- Heat-resistant properties, flame-resistant
- The duct adapter helps you attach any kind of spiral duct with a belted cuff to a smoke ejector, it simply fits over the edge of the fan and secures with two clasps