RS ISO 13272: 2011 PLASTICS PIPING SYSTEMS FOR NON-PRESSURE
UNDERGROUND DRAINAGE AND SEWERAGE — UNPLASTICIZED
POLY(VINYL CHLORIDE) (PVC-U), POLYPROPYLENE (PP),
POLYPROPYLENE WITH MINERAL MODIFIERS (PP-MD) AND
POLYETHYLENE (PE) — SPECIFICATIONS FOR MANHOLES AND
INSPECTI
30,000.00
2
60,000.00
2
Rwanda Standards
RS ISO 21138-3: 2020 PLASTICS PIPING SYSTEMS FOR NON-PRESSURE
UNDERGROUND DRAINAGE AND SEWERAGE —
STRUCTURED-WALL PIPING SYSTEMS OF
UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U),
POLYPROPYLENE (PP) AND POLYETHYLENE (PE) —
PART 3: PIPES AND FITTINGS WITH NON-SMOOTH
EXTERNAL
57,000.00
2
114,000.00
3
Rwanda Standards
RS ISO 1183-1: 2025 PLASTICS — METHODS FOR DETERMINING THE
DENSITY OF NON-CELLULAR PLASTICS —
PART 1: IMMERSION METHOD, LIQUID
PYCNOMETER METHOD AND TITRATION METHOD