Venting Into Attic Space

Your attic is not a temperature controlled environment is never the same temperature as your living space and generally closer to the temperature outside.

Venting into attic space. That cuts cooling costs and prolongs shingle life. In the winter warm moist air seeps into the attic from the living space below. It is definitely not a good idea to vent a range hood into the attic. Intake vents located at the lowest part of the roof under the eaves allow cool.

No you cannot vent your bathroom exhaust fan into the attic. Prior to installing the ridge vent a 1 inch wide strip of roof decking is cut out along both sides of the ridgeline to allow for air movement through the vent. You should never exhaust the bathroom fan directly into the attic. When done correctly attic venting can reduce the potential for condensation in winter and summer.

And many building codes require discharging exhaust to the building s exterior so it s just a good rule of thumb. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. Venting into attic in cold weather you can also add extra moisture to the attic area that could condense on the underside of the roof and cause moisture and possibly mold. During winter the primary cause of attic moisture issues stem from warm moist air infiltrating into the attic space from the inhabited areas and condensing on cold surfaces.

The following is a list of options for installing ventilation into a residential attic space. Good ventilation allows the heat and moisture to escape. Especially possible if a front comes through changes the pressures and temperatures. A ridge vent is a ventilation strip that is placed along the ridgeline of the home.

That keeps your attic dry and reduces ice dams. The attic is usually colder than the rest of the house during the winter and that can create a problem for a dryer vent. The problem with attics. We ve also seen homeowners have to replace all their roof decking because it became rotted from the excess moisture.

Venting into the attic sends excess moisture to that space which can cause mold and other problems.