The duration of an aircon installation in Singapore varies depending on the property type, system configuration, and site conditions. A standard home aircon installation may take a few hours to a full day. For HDB flats, timelines are often more predictable due to standardised layouts. Condo aircon installation may take longer, as additional time can be required for the Management Corporation Strata Title (MCST) approval, access coordination, or restricted working hours. Landed property installations can also vary, depending on pipe routing complexity and system size.