The technically correct approach depends on a number of factors.
Insulate your attic ceiling.
Insulating by regular means can cause moisture problems for your.
Cellulose blown in ceiling insulation is a good choice for diyers.
If only the living space will be insulated wrap the insulation around the room s walls and ceiling and then continue along the floor of the non living space.
If it is and you plan to provide heating and cooling to the finished attic space you need to remove.
Square footage of your attic.
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.
For a correct approach an inner roof lining is required.
Insulating a finished attic there are two basic ways to insulate a finished attic.
Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs.
Contractor or insulation installer s fee.
The attic floor which is the ceiling of the living space below often already is insulated.
Whether or not there is an inner roof lining and the total thickness of the roof structure.
You do not want to insulate your attic ceiling unless you use some special means to allow for ventilation installed by an expert.
It s important to the overall comfort of your san diego los angeles or bay area area home to insulate your ceiling and attic areas.
In finished attic rooms with or without dormer insulate 2a between the studs of knee walls 2b between the studs and rafters of exterior walls and roof 2c and ceilings with cold spaces above.
According to home advisor insulating your attic can cost between 1700 to 2100.
Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts.
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.
Type and material of your insulation.
In fact failing to ensure you have the right amount of insulation can cause major energy efficiency and temperature regulation problems in your home.
2d extend insulation into joist space to reduce air flows.
In this case the area behind the knee wall will be uncomfortably hot or cold.
Attic moisture problems are often the result of heated air from the living space rising up into the attic which is not heated.