floors for sale in al-nukhba scheme area 348 sqm according to the saudi national building code committee 4 bedrooms per unit independent meter + independent tank + elevator engineering supervision by certified office contractor classified with municipal classification documentation of all construction phases roof insulation with foam material sabic steel al-juffali insulating blocks concrete testing report ground concrete insulation * key warranties * electrical works 25 years * plumbing works 25 years * hidden defects insurance 10 years * water foam roof insulation 10 years