Air sealing techniques can reduce air leakage to the point that contaminants with known health effects such as formaldehyde volatile organic compounds and radon are sealed into the house ventilation also helps control moisture which can lead to mold growth and structural damage the american society of heating refrigerating and air.
Energy star attic ventilation.
The energy expenditure of powered attic ventilation fans also needs considering as such fans consume more energy than they save in homes without proper insulation although they may still address moisture issues and prevent rising heat from damaging roofs.
Attic temperatures can reach over 150 degrees in the summer without proper ventilation.
The attic is the easiest place to add insulation to improve your comfort and the energy efficiency of your home.
Ventilation is very important in an energy efficient home.
Attic ventilation is an important part of an overall ventilation strategy to make homes more durable and comfortable.
When your attic cannot breathe the resulting trapped heat.
Now that you ve air sealed your attic and basement check your attic insulation levels and add more if necessary.
At first it may seem odd to add insulation for warmth and then purposely allow cold air to enter the attic through vents but this combination is the key to a durable and energy efficient home.
Without proper attic ventilation the home s hvac equipment must work harder to maintain the indoor comfort level.
Qualify as energy star products.