Insulating A Finished Attic Ceiling

Use screws to attach sheets of birch plywood to the angled ceiling over the insulation making sure to drive the screws into the ceiling joists.

Insulating a finished attic ceiling. For diy attic insulation you ve got two choices. Run the plywood down to the top of the knee wall. The attic floor which is the ceiling of the living space below often already is insulated. If you re finishing your attic insulating it to the proper r value can cause a dramatic loss of headroom if you limit yourself to fiberglass batts.

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. The truth is insulating a finished basement ceiling makes a lot of sense but not for the reasons you might expect. Loose fill or batt the common term for blanket insulation. To meet all three goals insulating your finished attic ventilating the roof and maximizing headroom use a combination of dense batt insulation rigid foam sheeting and air chutes.

The plywood will create a smooth strong ceiling without having to apply drywall tape and mud to the ceiling. If it is and you plan to provide heating and cooling to the finished attic space you need to remove. Both can be added to uninsulated attics or layered over existing material. Insulating your finished basement ceiling high quality insulation throughout your home is a no brainer but there are many homeowners who ask about insulating a basement ceiling.

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. It s sold in pre cut batts and long blankets that fit between wall studs and ceiling joists. 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.

Fiberglass is the most commonly used type of insulation in garages just as it s the most popular type in homes. Insulating a finished attic there are two basic ways to insulate a finished attic.