Attic Insulation To Cool House

If you ve got a two story house and you re used to upstairs rooms always being hotter than downstairs rooms it s not necessarily because the heat inside your home is rising to the upper floor.

Attic insulation to cool house.

Just as insulation keeps heat in during winter it helps keep it out during summer. Insulating basement walls or slab foundation can reduce heating costs by10 to 20. 10 of your home heating bill costs stem from uninsulated floors. R value is a measure of insulation s ability to resist heat flow.

Wall insulation can reduce a home s heat loss by 67 while attic insulation can lead to a 40 decrease in heating and cooling costs. If you live in an older house you ll have to inspect the insulation. In that case what they really need is a whole house fan not a powered attic ventilator. With a finished attic insulation must help keep the attic areas comfortable.

If you live in a newer house you can probably get this information from the builder. That means insulating the attic floor only not the walls and having vents in the roof. So it s time to pay close attention to what s happening up there. Having insulation in your attic can help you save up to 20 in heating and cooling costs.

A finished attic should be insulated much like the rest of the house with insulation in the walls and ceiling. How to insulate a finished attic. And they d still want to have the ceiling air sealed and fully insulated to minimize heat transfer from the attic to the house. You want high quality insulation in your attic as it will ensure that the cool air from your air conditioner can t escape your home.

And having insulation in your attic keeps the area at a consistent temperature. Your attic insulation that s what. Insulation levels are specified by r value. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.

The higher the r value the better the thermal performance of the insulation. In order to facilitate this exchange of warm and cool air the general rule of thumb suggests installing at least 1 sq. Thickness must not be used as the sole factor in determining the r value of loose fill insulation particularly for attic insulation. Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.

Of vent for every 300 sq.