5m Flexible ducting suitable for use with Sealey Indirect Heater ABI1000. Flame and heat retardant made from glass fibre. Can be used to direct warm air from the heater's warm air outlet into a space where there is limited ventilation, or where people are present. Delivers huge volumes of clean, dry, fume-free heat safely and economically.Suitable for heating marquees, events, halls, workshops, warehouses, construction sites and more. Flexible design allows the duct hose to be packed down when not in use, for easy transport and storage. Model No. ABI1000AK1FLEXIBLE DESIGN – Allows hose to be packed down and transported easily. FLAME AND HEAT RETARDANT – Made from glass fibre and is flame and heat retardant to 300°C.WIDTH – 250mm Diameter suitable for use with Sealey Indirect Heater ABI1000. VOLUME – Delivers huge volumes of clean, dry, fume-free heat safely and economically. MULTIPLE USAGE - Suitable for heating marquees, events, halls, workshops, warehouses, construction sites and more.