Building Details for a Deep-Energy Retrofit

How to upgrade windows, walls, roofs, and basements with spray foam, rigid foam, blown-in cellulose, and other insulation types


ROOF INSULATION RETROFIT


Exterior Foam (Cathedral Ceiling)DOWNLOAD: PDF | DWG

FREE SAMPLE:
Interior Foam (Cathedral Ceiling)DOWNLOAD: PDF | DWG


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'INNIE' WINDOWS — EXISTING WINDOW IN A THICK WALL


2X2 Furred opening
Sill with 1-1/2in. Rigid FoamDOWNLOAD: PDF | DWG
Jamb with 1-1/2 in. Rigid FoamDOWNLOAD: PDF | DWG
Head with 1-1/2in. Rigid FoamDOWNLOAD: PDF | DWG
Exterior Foam Around Bay WindowDOWNLOAD: PDF | DWG


'OUTIE' WINDOWS — NEW WINDOWS IN A THICK WALL


2X2 Furred opening
Sill with 1-1/2in. Rigid FoamDOWNLOAD: PDF | DWG
Jamb with 1-1/2in. Rigid FoamDOWNLOAD: PDF | DWG
Head with 1-1/2in. Rigid FoamDOWNLOAD: PDF | DWG


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WALL, FLOOR, AND RIM JOIST CONNECTION


2 layers of Rigid Foam over 2x4 wallDOWNLOAD: PDF | DWG
Rim Joist Retrofit (Rigid Foam)DOWNLOAD: PDF | DWG
Rim Joist Retrofit (Spray Foam)DOWNLOAD: PDF | DWG
Exterior Foam Over CantileverDOWNLOAD: PDF | DWG


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RADON AND BASEMENT WATER MANAGEMENT


Sub-Slab Radon RetrofitDOWNLOAD: PDF | DWG
Wall Section w/ Interior Drain & SumpDOWNLOAD: PDF | DWG
Interior Footing Drain, Insulated SlabDOWNLOAD: PDF | DWG
Interior Footing Drain, Rubble WallDOWNLOAD: PDF | DWG

FREE SAMPLE:
Underground Water-Barrier RetrofitDOWNLOAD: PDF | DWG


BASEMENT WALL AND FLOOR INSULATION RETROFITS


1-5/8 in. Stud, Spray Foam (~3 in.)DOWNLOAD: PDF | DWG
2x4 Stud, Spray FoamDOWNLOAD: PDF | DWG
2x4 (PT) Sleepers, 3 in. Rigid FoamDOWNLOAD: PDF | DWG


Detail Packages that can make old houses energy efficient:

  • Basement Remodeling
  • Sealed Crawl Spaces
  • Energy Star Air Sealing
  • Deep Energy Retrofit
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