Proper drainage design is a hallmark of a good roofing-service-singapore. This includes sizing the downpipes correctly to handle the volume of water from a typical Singaporean downpour. If downpipes are too small, water will back up and seep under the tiles. A specialist will calculate the roof area and the expected rainfall intensity to design a system that works perfectly. This tech... https://kkroofspecialist.com.sg/roofing-service-singapore/