Hoses or conduit (conduit Iranian) :
A device that acts as a protective cover conductors that have been passed from him to prevent Sdmhdydn wires or insulation, as well as protect people from unwanted contact with the conductor used. Use pipes, electricity in commercial and industrial buildings, hotels, hospitals, office buildings, shops, underground facility usually is required, but may be used in the wiring of buildings and apartments. The number and size standards? Authorized the conductors that can be sized into a tube? Pass the specified standard. Kandvyyt designed and built for a variety of purposes.