A common yet frequently misdiagnosed leakage source that requires the precise knowledge of skilled roof-repair-contractors-singapore is compromised flashing around roof penetrations, such as ventilation pipes, air-conditioning condenser units, and chimneys (though less common). Flashing, typically metal or a continuous sealant, is used to waterproof the tricky junctions where the roof... https://kkroofspecialist.com.sg/roof-repair-contractors-singapore/