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Install rigid insulation and finish material below the framing and cavity insulation of a building overhang

Install rigid insulation and finish material below the framing and cavity insulation of a building overhang

Publication Date
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Insulating Existing Floor Overhang

Guide describing how to upgrade a wall with a floor overhang (or cantilever) on an existing home by adding insulation (rigid insulating sheathing and/or closed-cell spray foam) and air-sealing.
Guide

Insulating Existing Floors over Garage

Guide with information about how to upgrade a garage ceiling when a portion of the interior of the house is located directly above the attached garage by adding insulation and air sealing.
Guide
The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation

The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation

Publication Date
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Sealing and Insulating Existing Floors above Unconditioned Spaces - Code Compliance Brief

Publication Date
From a model code perspective, submittal of construction documentation, permitting, plan review, and field inspection may be required depending upon the specific details of renovating the floor above an unconditioned space (e.g., floor over a vented crawl space). Several different approaches can be taken to seal and insulate existing floors during a renovation project.
Code Compliance Brief
The ceiling over an unconditioned space is insulated with closed-cell spray foam that fills the ceiling cavities and encapsulates the framing

The ceiling over an unconditioned space is insulated with closed-cell spray foam that fills the ceiling cavities and encapsulates the framing

Publication Date
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Adding air-sealing and rigid foam insulation at the wall-to-overhanging floor juncture at the outside corner of an existing home

Adding air-sealing and rigid foam insulation at the wall-to-overhanging floor juncture at the outside corner of an existing home

Publication Date
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Retrofit of cantilevered wall showing details at the inside corner for installing air sealing and rigid foam insulation in the wall and overhanging floor

Retrofit of cantilevered wall showing details at the inside corner for installing air sealing and rigid foam insulation in the wall and overhanging floor

Publication Date
Image
Retrofit of cantilevered wall with beam showing details at the outside corner for installing air sealing and rigid foam insulation in the wall and overhanging floor

Retrofit of cantilevered wall with beam showing details at the outside corner for installing air sealing and rigid foam insulation in the wall and overhanging floor

Publication Date
Image
Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall

Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall

Publication Date
Image
Retrofit of cantilevered wall showing details at the outside corner for installing air sealing and rigid foam insulation in the wall and closed-cell spray foam in the overhanging floor

Retrofit of cantilevered wall showing details at the outside corner for installing air sealing and rigid foam insulation in the wall and closed-cell spray foam in the overhanging floor

Image
Retrofit of cantilevered wall with beam showing details at the outside corner for installing air sealing and rigid foam insulation plus water control membrane in the wall and overhanging floor

Retrofit of cantilevered wall with beam showing details at the outside corner for installing air sealing and rigid foam insulation plus water control membrane in the wall and overhanging floor

Publication Date
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Wind Washing

Guide describing wind washing and how to prevent it.
Guide

Building Code Training - Residential Thermal Envelope - Air Sealing

Author(s)
Southface Energy Institute
Organization(s)
SEI
Publication Date
Presentation describing the Georgia State Minimum Standard Energy Code air barrier requirements, envelope concepts including air flow and thermal properties, and common missed insulation and air-sealing opportunities.
Presentation
Retrofit of cantilevered foundation wall showing details at the inside corner for installing closed-cell spray foam in the wall and overhanging floor

Retrofit of cantilevered foundation wall showing details at the inside corner for installing closed-cell spray foam in the wall and overhanging floor

Publication Date
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Reduce Pest Intrusion

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