
8 Installation of conduit systems
As explained in Chapter 7, there are two main conduit systems, the metallic
(usually steel) and the non-metallic (plastic). As might be expected, the
methods of installation of these are quite different and they are dealt with
separately in this chapter.
Steel conduit
Although steel conduit is the premier method of encasing wires, a great deal
depends upon the quality and manner of assembly.
Before commencing any work on conduit systems, the size, type and
number of cables that are to be drawn into each conduit must be decided, as
this will influence the size of conduit and fittings. Almost any low-voltage ...