Roof vents allow air to circulate through your attic and exit your home.
Should my attic be cold in winter.
Central heating ac systems and ductwork are often in the attic.
What should the attic temperature be relative to the outside and house temperatures assuming a new supposedly well insulated house.
Blocking the vents can even harm your home by trapping moisture inside the attic.
Proper attic ventilation is important to the protection of your home and your comfort throughout the cold months.
Believe it or not the cold temperatures outside combined with the warm air down below mean that there can be an excessive amount of moisture building up in your attic during the cold winter months.
To understand why attics cause problems in winter it helps to know a little building science.
In fact the attic is the almost certain culprit that makes you feel cold when you shouldn t.
Stay cool in the summer.
Improve your attic ventilation to keep your home in good condition and maintain good indoor air quality this winter.
Ask an insulation specialist to evaluate your needs.
Overcome the hot attic effect with the right home improvements.
Attics are very hot during the summer and cold in winter.
Moisture rises and accumulates in the attic.
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.
If you were to shut your vents trying to keep the heat in you could also be trapping that moisture.
Now if the ridge vent is only partial or if the attic air temperature is excessive 20.
Hot air rises up to the attic cold falls drops into the living space.
During cold winter months the attic vent fan is not.
Attic ventilation in winter protects your roof structures from damaging moisture.
In the winter the vents will cause the attic to become cold but this should not damage your home or increase the energy use of your home so covering the roof vents is not necessary.
Roof shingles absorb a great deal of the sun s heat especially if they re dark in color.
Evidence is the sun melting snow on very cold winter days.
The attic is the hottest part of the house in the summer and is cold in the winter.