Do We Need An Attic Fan. Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside. Pulling hot air out of the attic and cool air into the attic. In other words the entire vent opening doesn t count as vented space.
Most homeowner s that are building homes and renovating older homes have found that a better choice for ventilating the attic space is through the use an attic fan. This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner.
Ok i would definitely not recommend an attic fan.
Purchasing an electric or solar attic fan may not provide the savings that homeowners expect. That said air resistance and interference such as vent grates reduces the area of true ventilation. However if your attic has blocked soffit vents and is not well sealed from the rest of the house attic fans will suck cool conditioned air up out of the house and into the attic. Pulling hot air out of the attic and cool air into the attic.
