Shiv shakti impex manufactures and imports [arai approved] lpg coper pipes and [aeai approved] cng steel pipes. Shiv shakti impex providesventilation ducting hose. This hose is used for lpg/cng vehicles. Following are some of the technical features of these vehicles which include: one of the most important safety requirements of the lpg and cng driven vehicles is that in case of the leak from any fittings, component or piping the leaking gases should not pass to the luggage and passenger compartment. It is necessary to use appropriate ventilation and ducting hoses, to ensure this. The company`s ventilation and ducting hoses are sufficiently strong to resist mechanical damage, preserve venting integrity, protect the piping or the hose within it, do not support combustion and meet the desired mechanical performance.