Aircon Chemical Wash Singapore — What It Is, When You Need It, and What It Costs (2026)
Quick Answer An aircon chemical wash is a deep-cleaning service where your indoor unit is dismantled, soaked in chemical solution, and reassembled — removing mould, bacteria, and built-up dirt that a regular service cannot reach. In Singapore’s humidity, most homeowners need a chemical wash every 12–18 months depending on usage. It costs $80–$150 per unit…