Professional roof leak repair Singapore involves meticulous surface preparation before any new membrane or sealant is applied. The area must be absolutely clean, dry, and free of all dust, dirt, biological growth (mold/algae), and loose debris. This often requires wire brushing, specialized solvent cleaning, and the use of adhesion-promoting primers. Failure to achieve this clean subs... https://kkroofspecialist.com.sg/roof-leak-repair-singapore/