WaterproofingGuy.sg is a trusted waterproofing and leakage repair specialist in Singapore, serving HDB flats, condos, and landed properties. We treat common issues caused by humidity, rain, and ageing surfaces — including balcony, toilet, kitchen, car porch, roof, and pipe leakage. Our services include PU injection, membrane coating, high-pressure washing, and non-hacking waterproofing methods. We begin each job with a thorough surface inspection and provide solutions using Nippon sealants, cementitious membranes, and moisture-detection tools. Whether it’s repairing a leaking ceiling or waterproofing a swimming pool, we deliver clean, lasting results backed by workmanship warranty. Stop recurring leaks — protect your home with long-lasting waterproofing.