Attic Ventilation In The Winter

Attic fans are intended to cool hot attics by drawing in cooler outside air from attic vents soffit and gable and pushing hot air to the outside.

Attic ventilation in the winter.

It also prevents the warm damp and dark environment that pests love keeping rodents and insects from nesting in your. Eliminating moisture problems through attic ventilation works to improve indoor air quality. The main reason that people believe vents should be covered in the winter is to prevent the loss of heat in the home. Good ventilation allows the heat and moisture to escape.

In the summer good attic ventilation reduces heat buildup. However if your attic has blocked soffit vents and is not well sealed from the rest of the house attic fans will suck cool conditioned air up out of the house and into the. You would think that venting an attic would be counterintuitive in the winter or cold months. Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof.

Proper attic ventilation in winter prevents mold and mildew growth safeguarding your family against these harmful contaminants. If the attic is too warm during the winter the precipitation frozen on your roof will melt drip down to your gutters and then refreeze. During cold winter months the attic vent fan is not. That cuts cooling costs and prolongs shingle life.

See the benefits of attic ventilation a new roof is more than just shingles. Attic ventilation does not have a substantial effect on the life of your roof perhaps one or two years. In the winter warm moist air seeps into the attic from the living space below. That keeps your attic dry and reduces ice dams.

Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. Attic ventilation in the winter. While heat migrates in the summer because your attic is acting as a giant pressure cooker in the winter the attic space is colder allowing more room for the heat to rise and bring all that warm cozy. Unless your roofing system has insulation on the roofing deck and is designed without ventilation your furnace should not be heating your attic.

This accumulation of ice can end up breaking your gutters. Attic ventilation is more important in newer homes than it is in older homes. Attic vent fans pull the cool air from outside into the attic to chill the air during the summer months and aide in the cooling of the home.