Roof waterproofing ensures longevity for Singapore buildings facing intense rain and sun exposure. From emergency fixes to full re-waterproofing, methods include high-pressure cleaning, sealant injections, and multi-layer membranes for superior adhesion and flexibility. Expect warranties up to 10 years with BCA-approved contractors. Typical pricing: $800–$6,000+ depending on roof size... https://shakuraconstruction.sg/services/roof-waterproofing-and-repair/