Cover Attic Vents In The Winter

Set the grate aside.

Cover attic vents in the winter.

For every two percent moisture you lose a third of the r value. Is more attic ventilation better. Instead it will merely cause a build up of moisture and heat that can cause other more troubling conditions in your home come spring. So those vents actually help keep that insulation dry in the winter time.

You want a precise amount of ventilation to keep your home properly heated and cooled. If you have your insulation and you let it get two percent damp it loses one third of its ability to insulate. Turn off the electricity to attic fan by unplugging or by disconnecting the hard wire from the junction box. Measure the height and width of the.

Gable vents are installed at the roof peak s highest point in the gable. A drafty attic is a very good thing. There are three main types of intake vents for attic ventilation in winter. An under eave vent is a continuous perforated vent that is installed under the.

It only seems logical that closing those same vents during the winter would help keep the warm air inside. But there s more to this puzzle as you ll discover in the sections below. 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. Shutting the vents in your attic during the winter isn t going to help you hang on to too much heat where you actually want it in the living areas of your home.

Remove the grate from the attic fan. Just as you would size a furnace or air conditioner for your home you also size your attic. During the winter your home s roof vents allow moisture to leave the attic space preventing the growth of mold and mildew that can occur even during this typically dry period. Blocking the vents can even harm your home by trapping moisture inside the attic.

That would of course reduce your heating bills and keep your home at a cozy temperature. Roof ventilation is important year round. A hard wire runs directly from the. How to close an attic vent during the winter.