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Right – Ladder blocking allows for insulation behind the wall intersection

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Corner framing is placed to allow room in the corners for wall insulation.

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Rigid Foam Insulation Installed Between Existing House and Garage Walls

Guide

Guide describing how to upgrade walls that separate the garage from the house by providing a continuous air control layer on the garage side of the wall and adding rigid foam insulation.

Measure Guideline: Incorporating Thick Layers of Exterior Rigid Insulation on Walls

Reference

Report describing wall assemblies that use layers of rigid exterior insulation thicker than 1-½ inch and require a secondary cladding attachment location exterior to the insulation.

Insulating sheathing is installed on exterior of an existing framed wall with water control between existing sheathing and insulating sheathing

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Masonry walls can be insulated with rigid foam insulation attached to the interior face of the concrete block as shown here.

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This unfaced fiberglass completely fills the wall cavities, with RESNET Grade 1 insulation.

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This 2x6 wall is advanced framed and filled with dense-packed cellulose insulation.

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Spray Foam Insulation Applied over the Siding of Existing Exterior Walls

Guide

Guide describing how to install spray foam on the exterior of the existing home after framing over the existing siding.

Right - Mineral Wool insulation is installed on the exterior of wall with furring strips.

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Moisture levels are checked in the blown cellulose insulation before enclosing the walls.

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Spray foam insulates and air seals the underside of the attic roof and walls.

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This hot climate zone home uses high quality batt insulation between studs to insulate this connecting garage wall.

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Right – Rigid backing was installed prior to insulating the attic knee walls.

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Wrong – The backing on this knee wall was not air sealed prior to adding insulation.

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The 12-inch-thick double walls provide plenty of space for insulation.

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Rigid insulation and water control layers are installed on the exterior of a flat foundation wall; spray foam insulates the rim joist

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Air seal and insulate double-walls that are half-height or full-height walls used as architectural features in homes.

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Expert Meeting Report: Interior Insulation Retrofit of Mass Masonry Wall Assemblies

Reference

Expert Meeting about interior insulation retrofit of mass masonry wall assemblies held on July 30, 2011.

Measure Guideline: Deep Energy Enclosure Retrofit for Interior Insulation of Masonry Walls

Reference

Report describing a deep energy enclosure retrofit solution for insulating mass masonry buildings from the interior.

Walls in cold climates with a polyethylene vapor barrier interior of the wall cavity should have either no exterior insulation or a vapor-open continuous insulation like mineral wool that allows drying to the exterior

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Measure Guideline: Installing Rigid Foam Insulation on the Interior of Existing Brick Walls

Reference

Information sheet providing information on installing Rigid XPS foam board insulation to existing brick masonry walls.

This flood-resistant masonry wall design with metal framing and rigid foam insulation will limit moisture damage in exterior walls.

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Existing stud wall filled with open cell spray foam cavity insulation

Right – A gap separates the two wall layers in this double-stud wall assembly allowing room for insulation to stop thermal bridging between the inner and outer wall

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Installing ladder blocking at interior-exterior wall intersections rather than three solid studs in the exterior wall as the supporting surface allows room for insulation in the exterior wall.

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Right – Ladder blocking allows for insulation behind the wall intersection

Corner framing is placed to allow room in the corners for wall insulation.

Rigid Foam Insulation Installed Between Existing House and Garage Walls

Measure Guideline: Incorporating Thick Layers of Exterior Rigid Insulation on Walls

Insulating sheathing is installed on exterior of an existing framed wall with water control between existing sheathing and insulating sheathing

Masonry walls can be insulated with rigid foam insulation attached to the interior face of the concrete block as shown here.

This unfaced fiberglass completely fills the wall cavities, with RESNET Grade 1 insulation.

This 2x6 wall is advanced framed and filled with dense-packed cellulose insulation.

Spray Foam Insulation Applied over the Siding of Existing Exterior Walls

Right - Mineral Wool insulation is installed on the exterior of wall with furring strips.

Moisture levels are checked in the blown cellulose insulation before enclosing the walls.

Spray foam insulates and air seals the underside of the attic roof and walls.

This hot climate zone home uses high quality batt insulation between studs to insulate this connecting garage wall.

Right – Rigid backing was installed prior to insulating the attic knee walls.

Wrong – The backing on this knee wall was not air sealed prior to adding insulation.

The 12-inch-thick double walls provide plenty of space for insulation.

Rigid insulation and water control layers are installed on the exterior of a flat foundation wall; spray foam insulates the rim joist

Air seal and insulate double-walls that are half-height or full-height walls used as architectural features in homes.

Expert Meeting Report: Interior Insulation Retrofit of Mass Masonry Wall Assemblies

Measure Guideline: Deep Energy Enclosure Retrofit for Interior Insulation of Masonry Walls

Walls in cold climates with a polyethylene vapor barrier interior of the wall cavity should have either no exterior insulation or a vapor-open continuous insulation like mineral wool that allows drying to the exterior

Measure Guideline: Installing Rigid Foam Insulation on the Interior of Existing Brick Walls

This flood-resistant masonry wall design with metal framing and rigid foam insulation will limit moisture damage in exterior walls.

Existing stud wall filled with open cell spray foam cavity insulation

Existing stud wall filled with closed-cell spray foam cavity insulation

A gut rehab that includes drywall removal provides the opportunity to thoroughly insulate the walls.

Right – Spray foam insulates the walls and ceilings separating the garage from the home.

Exterior XPS basement insulation is correctly installed to completely cover the foundation wall

Right – A gap separates the two wall layers in this double-stud wall assembly allowing room for insulation to stop thermal bridging between the inner and outer wall

Installing ladder blocking at interior-exterior wall intersections rather than three solid studs in the exterior wall as the supporting surface allows room for insulation in the exterior wall.