How much does it cost to paint the walls and including ceilings of a Hall Room with dimensions of 4m x 9m, considering 2 doors and 2 windows, located in Biel?

The cost to paint a Hall Room of dimensions 4m x 9m, including ceilings, 2 doors, and 2 windows, situated in Biel, amounts to CHF 525.00.

*) 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.