Double Insulate Attic

Share this story via email.

Double insulate attic.

Cellulose is recycled newsprint treated with a fire. In a cooling climate a good blanket of attic insulation helps keep the house cooler and reduces the load on air conditioning equipment. Insulating an unfinished attic is a simple diy project. 2d extend insulation into joist space to reduce air flows.

An unfinished attic is an attic that is not considered part of the living space. If it is and you plan to provide heating and cooling to the finished attic space you need to remove. In attic spaces an additional layer of un faced insulation usually r 30 can be installed on top of the insulation that is between the ceiling joists for an added layer of protection. For diy attic insulation you ve got two choices.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. A tip for doubling up on attic insulation. Both can be added to uninsulated attics or layered over existing material. So it s time to pay close attention to what s happening up there.

Most attics are insulated with blown in loose cellulose r 3 5 per inch blown in loose fiberglass r 2 5 per inch or fiberglass batts r 3 2 per inch. Improper installation can damage attic framing promote mold. They are the easiest to insulate because the insulation is installed between the framing members or joints of the floor according to the. 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.

Loose fill or batt the common term for blanket insulation. The attic floor which is the ceiling of the living space below often already is insulated.