name: NFPA701 Fire Resistant Air Supply Tunnel Ventilation Duct
date: 2024-07-25 15:25:41
view: 279
about:
We, NEWSTAR PLASTIC INDUSTRY CO.,LTD., is a professional supplier of flexible ventilation ducting for mine and tunnels in China. Being engaged in the field of mine ventilation for more than 30 years, we have rich experience in making all kinds of fle...
In tunnel construction and maintenance, the stability and safety of ventilation system are very important. In order to meet the high requirements of tunnel ventilation, we have specially introduced fire-resistant tunnel ventilation ducts that comply with NFPA 701 standards. The pipeline has been rigorously tested to ensure excellent fire resistance under extreme conditions, providing a solid guarantee for the safety of personnel and the normal operation of equipment in the tunnel
Product Features
Use knitted/woven polyester fabric
Coated with PVC on both sides
Completely waterproof,
acid and alkali resistance
corrosion resistance, wear resistance
Non-toxic, odorless, dust-free
Anti-cold, Anti-mildew, Anti-UV
Anti-static (optional) : surface resistivity : less than 3×108ohm
Flame retardant(optional) : NFPA-701, B1, B2 or M2
Use temperature: -40℃ to +100℃
