Water supply systems (ICS code(s): 91.140.60)

DRS 644-3: 2026, Plumbing works — Code of practice — Part 5: Water heaters; (47 page(s), in English)

This Draft Rwanda Standard provides recommendations and guidelines for construction, location and installation of fuel-burning and other types of water heaters heating potable water. It also specifies requirements for construction, location and installation of chimneys, vents, and their connectors.