Technical features and advantages

flexible ductingsare characterized by energy saving, environmental protection, long service life and wide application range. Every detail help to improve energy saving and construction efficiency, including material selection, design and manufacture to repair of damages. Our product shows significant advantages especially in high wind pressure, long distance, complex weather conditions, tunnel ventilation.

LPP-B

Light in weight, easy to install and its price advantage is obviously applicable to most common tunnel ventilation

LPP-A

Made of high-strength fibre cloth with high compression strength and adaptability. Suitable for tunnel construction ventilation under high pressure, medium and long weather conditions.

LPP-S

Made of high-strength wire. Extremely durable and rugged. Suitable for ventilation during construction of extremely cold, high pressure and extra-long tunnels, as well as for drilling and blasting.