NF T54-919-1*NF EN 1566-1:1999 Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Chlorinated poly(vinyl chloride) (PVC-C) - Part 1 : specifications for pipes, fittings and the system.
1999NF T54-919-1*NF EN 1566-1:1999 Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Chlorinated poly(vinyl chloride) (PVC-C) - Part 1 : specifications for pipes, fittings and the system.