Saudi waterproofing codes & standards
Separate official requirements from market prices and contractor assumptions.
SBC 303
SBC 303-CR-2024 contains a dedicated chapter titled “Dampproofing and Waterproofing”, including waterproofing, subsoil drainage and underground water-retention structures.
SASO regulations
SASO publishes the Technical Regulation for Building Materials — Part 2 covering insulation and cladding materials and referenced product standards. Always verify the currently applicable edition for the product and project.
What to ask a contractor
Request the system and product name, manufacturer data sheet, relevant conformity documentation, thickness/consumption, substrate preparation, drain/joint details, testing method and written warranty scope.