Should You Close Roof Vent During Cold Weather

Roof vents allow air to circulate through your attic and exit your home.

Should you close roof vent during cold weather.

If you were to shut your vents trying to keep the heat in you could also be trapping that moisture. If you really want. The typical rv roof vent is 12 by 12 and can release a lot of the moisture especially with the aid of a fan. During cold winter months the attic vent fan is not necessary.

Don t shorten the life of your hvac system unnecessarily by closing off your vents. The building codes and building science for. 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. Blocking the vents can even harm your home by trapping moisture inside the attic.

Although air should circulate year round through the attic your house will probably be more comfortable if you cover the foundation vents in the winter. 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. Air vent makes ones that open at about 70 degrees f close about 40 and don t require any electricity. In extreme cold the lack of warm air in your duct work may cause freezing to occur.

The idea of roof vents existed for hundreds of years with natural vents employed in chinese buildings during the tang dynasty natural ventilation ducts in the buddhist monks caves and wind catchers incorporated in arabian architecture. You do not say whether your crawl space floor is made of dirt or concrete but if it is dirt spread 6 millimeter plastic sheeting over it to help block that source of moisture. Small attic vents located below the roof peaks provide sufficient ventilation to let the moisture created by heat rising into the. By covering the turbine in winter this effect is lost and moisture can quickly build up in the attic causing structural damage and increasing the chances of mold and mildew.

Roof turbines not only work to remove hot air from summer attics they also provide ventilation to reduce moisture. You ll want to give the shingles the best chance of success. Vent covers these i feel are a must as they allow for the opening of the rv vents in all weather conditions. Automatic vents are less fuss.

Make sure to open them up during cooking and showering. Closed vents during the summer.