How do you accurately estimate the painting costs for a Living Room in Basel, with including ceilings, 2 doors, and 2 windows, measuring 7m x 6m?

To accurately estimate the painting costs for a Living Room in Basel, with including ceilings, 2 doors, and 2 windows, measuring 7m x 6m, you need to pay CHF 711.00.

*) The calculations are approximate, based on a room height of 2.4m, and include one coat of paint. The price covers only the labor, excluding any services or materials.