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Install continuous rigid foam insulation or insulated siding to help reduce thermal bridging through wood- or metal-framed exterior walls.

Install continuous rigid foam insulation or insulated siding to help reduce thermal bridging through wood- or metal-framed exterior walls.
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Install structural sheathing in exterior walls to resist wind pressure

Install structural sheathing in exterior walls to resist wind pressure
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Install the fan either in the range hood, the cabinet above the stove, or on the wall above the stove

Install the fan either in the range hood, the cabinet above the stove, or on the wall above the stove
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Install the house wrap. Cut house wrap to fit over diverter and tape top of cut wrap

Install the house wrap. Cut house wrap to fit over diverter and tape top of cut wrap
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Install the whole house fan in the ceiling in a central location in the house

Install the whole house fan in the ceiling in a central location in the house
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Installing an ENERGY STAR ceiling fan is a low-energy way to improve comfort in a designated cool room

Installing an ENERGY STAR ceiling fan is a low-energy way to improve comfort in a designated cool room
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Insulated sheathing has been taped and sealed at seams

Insulated sheathing has been taped and sealed at seams
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Insulated whole-house fan cover

Insulated whole-house fan cover
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Insulating sheathing is installed on exterior of an existing framed wall with water control between existing sheathing and insulating sheathing

Insulating sheathing is installed on exterior of an existing framed wall with water control between existing sheathing and insulating sheathing
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Integrate pre-formed vent pipe flashing, shingle-fashion, with roofing underlayment and shingles

Integrate pre-formed vent pipe flashing, shingle-fashion, with roofing underlayment and shingles
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Intermittent supply and exhaust fans rated at ≤ 3 sones by manufacturer, unless rated flow ≥ 400 CFM

Intermittent supply and exhaust fans rated at ≤ 3 sones by manufacturer, unless rated flow ≥ 400 CFM
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Jorge and Paul's Adventure with HRV

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Karuna Passive House Rainscreen System

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Larger gaps can be filled with rigid foam which is spray foamed into place

Larger gaps can be filled with rigid foam which is spray foamed into place
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Lay out the rigid foam sheathing joints so they do not align with the window and door edges

Lay out the rigid foam sheathing joints so they do not align with the window and door edges
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Lower-cost local ERVs are usually installed in a ceiling to supply outdoor air to and exhaust air from the room in which they are located

Lower-cost local ERVs are usually installed in a ceiling to supply outdoor air to and exhaust air from the room in which they are located
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Madrona Passive House | Ventilated Rainscreen System

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Measure the air flow of an exhaust fan with a flow hood

Measure the air flow of an exhaust fan with a flow hood
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Missing step flashing and kickout flashing caused rotting of wall and roof sheathing, fascia, framing, and plywood cover below the eave at this complicated roof juncture.

Missing step flashing and kickout flashing caused rotting of wall and roof sheathing, fascia, framing, and plywood cover below the eave at this complicated roof juncture.
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Moisture Management in Residential Construction Series - Building Enclosure: Exterior Wall Overview

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Mold on the sheathing in this attic occurred after attic ventilation was increased

Mold on the sheathing in this attic occurred after attic ventilation was increased
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Mushroom-shaped rooftop exhaust fans provide powered central exhaust ventilation for this high-rise commercial building

Mushroom-shaped rooftop exhaust fans provide powered central exhaust ventilation for this high-rise commercial building
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Nailing and ridge ventilation for roof sheathing used as a structural diaphragm in high-wind and seismic hazard areas.

Nailing and ridge ventilation for roof sheathing used as a structural diaphragm in high-wind and seismic hazard areas.
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New coated OSB roof sheathing is installed over the existing sheathing of the flat roof and taped at the seams to provide a continuous air barrier

New coated OSB roof sheathing is installed over the existing sheathing of the flat roof and taped at the seams to provide a continuous air barrier