Ventilation requirements for moisture control in different climates.

One of the most important reasons for ventilation of dwellings is moisture control. Ventilation strategies differ. The article deals with 1) Ventilation as a measure for moisture control in dwellings: comfort aspects, durability aspects, air humidity and ventilation: 2) Principles for risk analyses; surface phenomena, moisture conditions within buildings components; 3) Ventilation requirements in different climates; climatic data for different climatic zones, principles for moisture- ventilation analysis, and analyses of the examples. The conclusion offers some general recommendations for ventilation for moisture control in dwellings in different climates.