ALL CONDUCTORS WILL BE ELECTROLYTIC COPPER OF 99.9% IACS OF CONDUCTIVITY, WILL HAVE THERMOPLASTIC TYPE PVC (TW-THW) INSULATION THE MINIMUM SECTION TO BE USED WILL BE OF 2.5 mm2 DRIVERS WITH SECTIONS OVER 6mm2 WILL BE WIRED. NO PACKAGE IS ALLOWED WITHIN THE PIPE. THE FITTINGS WILL BE MADE IN THE OCTOGONAL, RECHARGEABLE OR PASSENGER BOXES IT IS RECOMMENDED THAT THE DRIVERS HAVE A DIFFERENT COLOR FOR EVERY PHASE. BEFORE THE INSTALLATION OF THE DRIVERS IN THE PIPES WILL ENSURE THAT ALL THE PIPES ARE CLEAN