Faced Or Unfaced Insulation In Basement Walls

Kraft faced insulation includes a paper vapor retarder which helps prevent mold and mildew.

Faced or unfaced insulation in basement walls.

Unfaced insulation in a crawl e insulating basement ceiling bob is insulation ing insulating interior basement walls energy renovations insulation. Attic ceiling insulation 32 basement wall insulation 18 blow in insulation 1 ceiling 19 certainteed 1 exterior wall 79 floor 38 floors crawl 56 insulation 114 interior wall 55 johns manville 47. Construction was in 2000 the previous owners had fiberglass batts in this space as well as between the floor joists basement ceiling. I am remodeling a shower stall and going to re tile when i did the demo i noticed the insulation was faced insulation and the paper was facing the outside.

The shower has two outside walls. Roll insulation is best for floors ceilings and roofs with a long joist or rafter bays and for tall walls. Unfaced means the insulation lacks a vapor retarder paper or plastic facing. The batts are precut to fit into cavities on standard 8 foot high walls.

Johns manville r 30 unfaced fibergl insulation roll 15 in x 25 ft b390 at the mobile diy faced or unfaced insulation for a basement ceiling insulate. Kraft faced insulation should be installed in exterior walls exterior basement walls and attic ceilings by pressing the product into the wall cavity with the paper side. Kraft faced or paper faced insulation comes in batts and long rolls. All kraft faced insulation is easy to cut with a sharp utility knife or insulation knife.

1 measure the space the insulation needs to fit. If you are using high density r 15 unfaced batts or special unfaced insulation for masonry walls press it into place left and friction will hold it. The batts in the walls were either unfaced or faced towards the wall not the unheated but moist room. A well insulated home keeps you toasty in the winter and cool in the summer but it should do more than that too because it is a big part of creating the vapor barrier that protects your drywall.

Faced or the type with paper is typically used in first time applications such as in walls ceilings floors and in crawl spaces. Any time you use a faced insulation the paper needs to be facing toward the living space. The same applies to faced unfaced and other kinds of insulation products. While faced insulation is stapled to the wall studs unfaced fiberglass insulation is installed slightly differently but offers the same benefits.

Insulation in rolls called batts comes in two varieties. There was no other vapor barrier for the walls. Understanding when and how to use faced or unfaced insulation in walls is critical.