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.
Venting attic in 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.
That keeps your attic dry and reduces ice dams.
In the winter warm moist air seeps into the attic from the living space below.
This can be intensified when lights pipes vents and other.
You would think that venting an attic would be counterintuitive in the winter or cold months.
Most experts contend that a well ventilated attic keeps the house more comfortable in summer and guards against moist heated air building up in winter.
Attic fans do require electricity to operate which makes this attic ventilation solution more costly to operate than relying on natural attic ventilation through.
Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
That cuts cooling costs and prolongs shingle life.
Air is drawn in through the attic fan and air is expelled through the roof vent system to keep your attic cooler and drier preventing ice and moisture issues throughout the winter.
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.
Intake vents located at the lowest part of the roof under the eaves allow cool.
Attic ventilation in the winter.
Too many people believe that because heat rises ventilating an attic space during the winter means you re releasing warm air and creating a drag on your heating efficiency.
There are also dissenting voices who say that the benefits of ventilation are overrated.
To install the rafter vents staple them directly to the roof decking.
Good ventilation allows the heat and moisture to escape.
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.
Roof vents remove warm air during the winter.
See the benefits of attic ventilation a new roof is more than just shingles.
Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings.
When done correctly attic venting can reduce the potential for condensation in winter and summer.