RS ISO 7001: 2007 GRAPHICAL SYMBOLS — PUBLIC INFORMATION SYMBOLS
AMENDMENT 1
142,500.00
80
11,400,000.00
2
Rwanda Standards
RS ISO/TR 4191: 2014 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY ¾ UNPLASTICIZED POLY(VINYL CHLORIDE)(PVC-U) AND ORIENTED PVC-U (PVC-O) ¾ GUIDANCE FOR INSTALLATION
