: : : : : : : : BEFORE AFTER Case Name RC slab and wall repair & waterproofing Location Kuala Lumpur, Seputih Building Commercial building Area Roof RC slab and wall Surface condition Water leaking through RC slab and wall. RC slab concrete surface degraded and damaged. Expansion joint material degraded and damaged. Countless cracks and damaged areas at RC slab, wall, gutter, and corners. Rough and damaged surface due to long term wear and tear. Expose area with vibration, high UV exposure and thermal expansion. Silicone base waterproof and paint. Rain water leaking through RC slab cracks, expansion joints, and wall cracks. Symptom Challenges Waterproofing applied