RS ISO 4427-2:2019/Amd 1:2023 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY,
AND FOR DRAINAGE AND SEWERAGE UNDER
PRESSURE — POLYETHYLENE (PE)
PART 2: PIPES
31,500.00
1
31,500.00
2
Rwanda Standards
RS ISO 52032-1: 2022 ENERGY PERFORMANCE OF BUILDINGS — ENERGY
REQUIREMENTS AND EFFICIENCIES OF HEATING, COOLING
AND DOMESTIC HOT WATER (DHW) DISTRIBUTION
SYSTEMS —
PART 1: CALCULATION PROCEDURES