Department of energy doe the average unimproved attic has just r 19 insulation the insulation value of a five and a half inch thick fiberglass batt.
My attic is very cold.
The doe recommends r 49 or better for good energy efficiency and interior.
Poor attic insulation leaking air ducts and blocked soffit vents can also cause your home to have hot upstairs and cold downstairs.
Poor attic insulation to check if your attic has sufficient insulation or not look out for attic floor joists.
A thick insulation between 14 to 18 inches will help reduce heat from entering your home.
It works together with the attic insulation which will ensure hot air does not enter the attic from outside.
Moisture accumulation is most significant when outside temperatures are very cold because air holds less moisture as the temperature decreases.
A good way to gage if more insulation is necessary is to look in your attic for.
The natural air flow created by a properly vented attic will move hot air out of the home.
If you can see any joist then your attic is not properly insulated.
Now if the ridge vent is only partial or if the attic air temperature is excessive 20.
If your attic is too cold it probably lacks sufficient protection from outside temperatures.
Ask an insulation specialist to evaluate your needs.
Attics can be insulated against heat and cold.
According to the u s.
Within the attic insulation is a must.
How does condensation get in the attic.