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Image Gallery

A home is tested at two points for enclosure air leakage
Advanced framing details include insulated headers over windows and doors.
Advanced framing details include minimal framing at windows and doors.
Advanced framing details throughout house including insulated and open headers
Advanced framing showing open headers
Air seal door and window rough openings with backer rod, caulk, or nonexpanding foam
Air seal exterior doors to minimize air leakage.
Air seal rough opening from inside
Air seal the rough opening around doors and windows to minimize air leakage.
Application of window and door nonexpanding foam sealant
Caulk applied against the backer rod to seal a window rough opening
Caulk top and sides of window
Closed-cell backer rod for air sealing window and door rough openings
Concrete slab pan flashing for doors
Cut I in housewrap
Door undercuts are commonly used to provide a return air pathway from rooms with closed doors
Formable pan flashing and back dam for window
Install an ENERGY STAR labeled insulated door with an automatic closer. Weather strip the door frame
Install insulating foam sheathing and tape all seams to serve as a continuous drainage plane behind the home’s cladding.
Install self-adhesive sill flashing
Install trim and cap flashing
Insulated header made of one piece of plywood aligned with exterior wall, with room for insulation to inside
Insulated header made of two pieces of plywood that sandwich a layer of rigid foam insulation
Insulated headers can be hung with metal hangers instead of jack studs to reduce lumber usage
Right – Appropriate door framing installed
Right – Appropriate use of framing members to support double windows and additional cripples for drywall purposes
Right – Backer-rod is a foam product available in various diameters that can be used to air seal openings around doors and windows
Right – Rough opening around window has been filled with backer-rod to air seal
Right – Rough opening around window has been filled with low-expansion foam to air seal
Right – Side flashing extends over the pan flashing
Right – The flashing is properly installed to create a complete drainage system
Right – There is flashing installed along the top of the window and the water-resistant barrier is layered over to create a complete drainage system
Right – Transfer grilles, Jump ducts, and wall grilles provide passive returns for air returning from bedrooms to the central HVAC system
Right – Verify continuous rigid insulation is installed
Right – Verify single member headers with insulation on one side are installed
Right – Verify SIP headers are installed
Right – Verify two member headers with rigid insulation between are installed
Right – Weather stripping has been installed and remains in contact once door is closed
Right – Window framing has appropriate number of king studs
Sheet metal pan flashing for doors
Structural headers are not needed on nonbearing walls
Tape down housewrap head flap
The grille in the photo on the left brings air into a return air plenum under an air handler platform. As shown in the infrared image on the right, the plenum is not air sealed so hot attic air is being pulled into the air handler closet.
Traditional and advanced framing of windows and doors
Window and door openings fully flashed
Wrong – Excessive and structurally unnecessary framing at door
Wrong – Fibrous insulation is not an air barrier and cannot be used to air seal openings
Wrong – Rough opening around window not air sealed
Wrong – The corners are not properly flashed, leaving a vulnerable area in the drainage system
Wrong – There is no flashing installed along the sides of the window
Wrong – There is no flashing installed at the top of the window
Wrong – There is visible light around the door because no weather stripping has been installed
Wrong – Window has additional non-structural king stud