Modern roof waterproofing and repair uses advanced liquid-applied systems for flat RCC terraces. Steps include: identifying leak sources (often hidden cracks or pipe outlets), cleaning thoroughly, filling joints/cracks with silicone-modified sealant, priming, and applying fiber-reinforced elastomeric coating in 2–3 thick layers (products like Pidilite Roofcoat, UltraTech Seal & Dry, o... https://shakuraconstruction.sg/services/roof-waterproofing-and-repair/