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Band joist insulation and air sealing

Rigid Foam Board Insulation for Existing Band Joists

Guide describing principles of insulating and air sealing band joists as a stand alone energy upgrade, or as part of creating a closed crawlspace.

Rigid Foam Insulation Installed over Existing Foundation Slabs

Guide describing how to insulate an existing slab floor by adding rigid foam insulation over the slab then installing a floating subfloor.

BSC Information - Slab Edge Insulation for All Climates, Sheet 513

Author(s)

Building Science Corporation

Organization(s)

BSC

Publication Date

May, 2009

Information sheet about insulating slabs.

Rigid foam insulation and a thin slab were installed over the dirt and gravel of this sealed crawlspace

The existing slab is retrofitted with epoxy paint, rigid foam insulation, sleepers (furring strips), and subfloor.

Publication Date

Sun, 06/01/2008 - 12:00

The existing slab is retrofitted by coating with epoxy paint, then installing rigid foam insulation and a floating subfloor.

Publication Date

Mon, 07/01/2013 - 12:00

Right - Retrofit of an existing basement slab by adding dimple plastic mat, rigid foam insulation, and a floating subfloor.

New Whole-House Solutions Case Study: Exterior Rigid Foam Insulation at the Edge of a Slab Foundation, Fresno, California

Author(s)

IBACOS

Organization(s)

IBACOS

Publication Date

October, 2013

Case study describing application of exterior rigid foam insulation on a foundation system.

Right - The existing basement slab is retrofitted by installing a dimple plastic drainage mat, rigid foam insulation, and a floating subfloor.

Publication Date

Mon, 07/01/2013 - 12:00

This home is heated with in-floor hydronic radiant heating tubes that were installed on top of the R-20 rigid foam under-slab insulation.

ICF foundation walls wrap the floor slab in R-22 of insulation while the entire space under the slab is covered with 4.3 inches of closed-cell spray foam.

Right - Foil-faced polyisocyanurate insulating rigid foam sheathing is installed below the floor framing of this house built on piers; however, the seams should be sealed with metal taped and the plumbing elevated and protected.

Publication Date

Fri, 09/18/2009 - 12:00

Water Management of Existing Basement Floor

Guide describing how to retrofit an existing basement floor or slab to reduce moisture issues.

Water Management of Existing Crawlspace Floor

Guide providing information about treating bulk water drainage issues and moisture control measures in existing basements and crawl spaces.

Slab Happy, BSI-059

Author(s)

Lstiburek Joseph W

Organization(s)

Building Science Corporation,

BSC

Publication Date

April, 2012

How hard can it be to insulate a flat sheet of concrete? I mean you only have three choices – on the top, on the bottom, or on the edge. OK, you might have some combination of the three as well.

Concrete Floor Problems, BSI-003

Author(s)

Lstiburek Joseph W

Organization(s)

Building Science Corporation,

BSC

Publication Date

June, 2008

Information guide describing issues with concrete floors, in multiple climate zones.

Cold Climate Building Techniques and Concepts: building a raised floor

Publication Date

April, 2014

Author(s)

Cold Climate Housing Research Center

Organization(s)

CCHRC

Video from Cold Climate Housing Research Center describing building a raised floor in cold climates for air-sealing and insulation purposes.

Reduce Pest Intrusion

Guide describing ways builders can block off entry points and otherwise make homes inhospitable to all manner of pests.

Design and Retrofit for Flood Protection

Information guide describing constructed flood protection measures to minimize damage and increase structural resilience during a flood.