HumidityThe humidity level in your house can be an issue in both the winter and the summer.
House Pressure Driving ForcesUnderstand the driving forces that cause air to flow inside and outside your house.
Moisture Outside Your HomeMoisture from outside sources can enter your house and cause damage.
How Your House BreathesLearn how your house brings in fresh air and exhales water vapor.
How Your Thermostat WorksYour thermostat controls your heating and cooling system.
Minnesota Code Requirements for Mechanical VentilationState code requires that your home has a mechanical ventilation system.