Most Serangoon homes are flats in blocks with lifts, common corridors and hot, humid weather.
Aircon is used most of the year, so servicing and repair enquiries never really stop, though the wetter months late in the year bring leaks and damp to the front of the queue.
Mature HDB blocks around Serangoon Central and Serangoon North age in ways that produce plumbing and ceiling-leak calls, while Kovan's condos and landed homes lean towards bigger jobs and more careful quoting.
Pest work is steady, with mosquito, cockroach and rodent concerns handled under NEA (National Environment Agency) rules. Plumbing sits under PUB, the national water agency, and building-related work may involve the BCA. Claim only what your firm holds.