fire-retardant cloth flexible ventilation ducting

Three cloth by plastic rubber bone ventilation pipe steel line for skeleton, package ventilation tube with orange yellow plastic clip nets cloth play three cloth, for ventilation tube two head tube with a string string mouth place can be easily placed, pipe in mouth of every 1 m a metal DiaoKou fixed ventilation pipe convenient. Ventilation tube telescopic curved transfer, pick up free, volume by compact, easy to carry, high temperature resistant, acid and alkali resistant and flame retardant, insulation. Cooperate with ventilation equipment widely used in computer room, basement, tunnel, municipal pipeline engineering, shipbuilding engineering, the underground cable repair, fire rescue smoke and other heavy work environment of air supply and exhaust in the use of smoke and. Ventilation tube is portable (mobile) fan essential choice!
Cooperate with adjustable air duct can be easy to take the wind to elsewhere. The handle one-piece switch convenient operation, light and carry. Hot dip galvanized steel firm, colour and lustre is bright beautiful shaky. Rubber legs with a shock, the noise reduction. Aluminum casting one-piece wind leaf light and durable. The aluminum groove electric cabinet of motor shell convex chamfer, heat resistant. Chrome plated protective cover care, security and thoughtful. Flame retardant PVC folder nets cloth duct flame retardancy, good oleic acid, corrosion. Spiral wire frame, but to free expansion is negative pressure resistance, suction and discharge of the wind.