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External Insulation of Masonry Walls and Wood Framed Walls

Reference

Research study developing baseline engineering analysis to support the installation of thick layers of exterior insulation (2 in. to 8 in.) on existing masonry walls and wood framed walls.

How to Insulate a Basement Wall

Reference

Blog entry describing methods for insulating basement walls on the interior or exterior.

Insulate the porch-attic wall making sure the insulation fully aligns with the inside wall sheathing

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Lower wall insulation installation

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Upper wall insulation installation

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Truss wall with cellulose insulation

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Performance of Windows in Walls With Continuous Insulation

Reference

Technical report describing research aimed to provide window manufacturers with foundational guidance for installing windows in walls with continuous insulation (CI), addressing critical aspects such as evaluating common installation methods, establishing acceptance criteria for window performance...

Cellulose insulation is sprayed into wall cavities.

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Double-stud wall with cellulose insulation

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This steel-framed wall is insulated with rigid insulation on the exterior side of the sheathing

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Concrete crawlspace wall with exterior insulation.

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Single framed wall converted to double wall and insulated with closed-cell spray foam and loose-fill fibrous insulation

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Measure Guideline: Internal Insulation of Masonry Walls

Reference

Report summarizing the importance of properly insulating and air sealing masonry walls, providing step by step instructions and approaches.

The wall behind the fireplace is an exterior wall and requires a thermal barrier that is continuous with the rest of the wall’s insulation

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This IR camera image of an exterior wall shows fairly even, warm color indicating that the wall insulation is providing a consistent adequate layer of insulation across the wall.

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Taped vertical joint of lower wall insulation

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Construct exterior walls with structural insulated panels (SIPs) to provide an airtight wall with consistent insulation and very little thermal bridging.

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This home’s double-wall construction provides a 9-inch wall cavity for insulation.

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Construct a double wall consisting of two framed walls forming a wide wall cavity for more insulation in the home’s exterior walls.

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External Insulation of Masonry Walls and Wood Framed Walls

How to Insulate a Basement Wall

Insulate the porch-attic wall making sure the insulation fully aligns with the inside wall sheathing

Lower wall insulation installation

Upper wall insulation installation

Truss wall with cellulose insulation

Performance of Windows in Walls With Continuous Insulation

Cellulose insulation is sprayed into wall cavities.

Double-stud wall with cellulose insulation

This steel-framed wall is insulated with rigid insulation on the exterior side of the sheathing

Concrete crawlspace wall with exterior insulation.

Single framed wall converted to double wall and insulated with closed-cell spray foam and loose-fill fibrous insulation

Measure Guideline: Internal Insulation of Masonry Walls

The wall behind the fireplace is an exterior wall and requires a thermal barrier that is continuous with the rest of the wall’s insulation

This IR camera image of an exterior wall shows fairly even, warm color indicating that the wall insulation is providing a consistent adequate layer of insulation across the wall.

Taped vertical joint of lower wall insulation

Construct exterior walls with structural insulated panels (SIPs) to provide an airtight wall with consistent insulation and very little thermal bridging.

This home’s double-wall construction provides a 9-inch wall cavity for insulation.

Construct a double wall consisting of two framed walls forming a wide wall cavity for more insulation in the home’s exterior walls.

Concrete masonry basement wall with exterior insulation.

Right – The foundation wall consists of prefab concrete wall panels with integrated insulation.

Concrete crawl space wall with exterior insulation

Concrete crawl space wall with interior insulation

Spray foam insulation is installed in open wall cavities to air seal and insulate

Closed-cell spray foam insulation is added to the wall cavities of an existing exterior wall

Right – Ladder blocking allows the exterior wall to be insulated where intersected by an interior wall.

Single framed wall converted to double wall and insulated with closed-cell spray foam

Right – Fiberglass insulation is blown in to fill wall cavities.

Wrong - Fiberglass insulation is poorly installed in wall cavities.

Unfaced batt insulation completely fills the wall cavities.