Insulation is a wise choice to increase the energy efficiency of your home.
Should you insulate your attic roof.
If you decide to insulate at the roof level then that is a decision to bring the attic into the conditioned space of the house so you re correct the gables would be sealed up and you keep a clear channel for air between the insulation and the roof deck.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
In order to avoid damage to the roof deck you should insulate ceilings to create an air barrier between the living space and an unfinished attic or airspace underneath the roof deck.
Attic moisture problems are often the result of heated air from the living space rising up into the attic which is not heated.
That means insulating the attic floor only not the walls and having vents in the roof.
If your attic is often used or perhaps you plan to convert it in the future you will need to insulate the inner surfaces of the roof.
However attic insulation isn t just about heating.
With a finished attic insulation must help keep the attic areas comfortable.
Whether or not there is an inner roof lining and the total thickness of the roof structure.
We ve rounded up all the most important know how about attic insulation costs products prep work and installation right here.
Inspecting your attic insulation.
Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live.
Keep reading for the details.
How to insulate a finished attic.
A finished attic should be insulated much like the rest of the house with insulation in the walls and ceiling.
Home ceilings are usually insulated in order to seal off the extreme temperatures in your attic.
Should you insulate your attic roof.
The technically correct approach depends on a number of factors.
Quality insulation will make it more cost effective to heat and cool your home the department of energy s estimates range from a 10 to 50 savings depending on several factors.
If your attic is usable space but not lived in then you won t need to insulate the roof rafters as long as the ceiling floor that separates the roof from your living area below is insulated.