The ECKO-FLEX Flexible Ducting is high quality, value priced ducting that fits all 12 inch portable ventilation fans. It features a strap and clamp adjustment, and measures 12 inches x 10 meters long. Work sites like shipyards, oil rigs, refineries, and confined spaces (manhole entry) require ventilation or extraction to make them safe for workers, and the ECKO-FLEX Ducting is a great tool with many benefits for these sites. The ECKO-FLEX Ducting allows you to reach new places and add to the flexibility of your blower (like the ECKO K30 12 in. Blower from Euramco), and provides a versatile option for targeted airflow over a distance (10 m). The ECKO-FLEX Ducting is durable, featuring two-ply polyvinyl construction with a polyester and wire reinforcement, making it both sturdy and flame retardant. The ducting is operable from -20 degree to 180 degree F, making it tough enough for any environment. Each length of duct includes a transport and storage solution, the Euramco 12 inch Duct Bag, which features a strong nylon construction to protect the duct and shoulder straps for ease of transport.