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United Way of Long Island built this affordable home in the mixed-humid climate in Port Jefferson Station, NY, and certified it to DOE Zero Energy Ready Home specifications in 2020.

United Way of Long Island built this affordable home in the mixed-humid climate in Port Jefferson Station, NY, and certified it to DOE Zero Energy Ready Home specifications in 2020.
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Unity Homes built this custom spec home in the cold climate in Walpole, NH, and certified it to DOE Zero Energy Ready Home specifications in 2017.

Unity Homes built this custom spec home in the cold climate in Walpole, NH, and certified it to DOE Zero Energy Ready Home specifications in 2017.
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Using dry wall clips or a 1x nailer strip to avoid the third stud in corners provides more room for insulation and reduces lumber.

Using dry wall clips or a 1x nailer strip to avoid the third stud in corners provides more room for insulation and reduces lumber.
Video:

Wall Assembly | Madrona Passive House

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Wall space is provided next to the electrical panel in the garage for the home’s photovoltaics system.

Wall space is provided next to the electrical panel in the garage for the home’s photovoltaics system.
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When wiring is installed in ICF walls, openings made for wire runs should be air-sealed with caulk.

When wiring is installed in ICF walls, openings made for wire runs should be air-sealed with caulk.
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Wrong - Around electrical box unsealed

Wrong - Around electrical box unsealed
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Wrong - Drywall hole was cut much too large for the electric outlet.

Wrong - Drywall hole was cut much too large for the electric outlet.
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Wrong - Hole around electrical box is cut too large; gap needs to be air-sealed.

Wrong - Hole around electrical box is cut too large; gap needs to be air-sealed.
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Wrong - HVAC duct and flue are too close to wall and will be difficult to properly air seal and insulate around when ceiling is installed.

Wrong - HVAC duct and flue are too close to wall and will be difficult to properly air seal and insulate around when ceiling is installed.
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Wrong - Insulation was not sliced to wrap around wiring.

Wrong - Insulation was not sliced to wrap around wiring.
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Wrong - Sealant doesn't completely fill hole around wiring.

Wrong - Sealant doesn't completely fill hole around wiring.
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Wrong - Tape is not well adhered to house wrap and wiring penetration is not sealed.

Wrong - Tape is not well adhered to house wrap and wiring penetration is not sealed.
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Wrong - This is a poorly sealed chase with no solid air barriers along the sides of the chase and no caulk around the electrical wires installed through the ceiling of the chase.

Wrong - This is a poorly sealed chase with no solid air barriers along the sides of the chase and no caulk around the electrical wires installed through the ceiling of the chase.
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Wrong - Wiring holes are not sealed and possible missing flashing around windows is allowing water into walls and causing paint to peel.

Wrong - Wiring holes are not sealed and possible missing flashing around windows is allowing water into walls and causing paint to peel.
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Wrong – Check and seal all rodent entry points, electrical, plumbing, and vents; hardware cloth is better than foam, which rodents can chew through

Wrong – Check and seal all rodent entry points, electrical, plumbing, and vents; hardware cloth is better than foam, which rodents can chew through
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Wrong – Electrical bypass not sealed.

Wrong – Electrical bypass not sealed.
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Wrong – Electrical wiring hole in top plate is not sealed with caulk.

Wrong – Electrical wiring hole in top plate is not sealed with caulk.
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Wrong – Fibrous insulation is not an air barrier and cannot be used for sealing holes.

Wrong – Fibrous insulation is not an air barrier and cannot be used for sealing holes.
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Wrong – Hole has not been air-sealed.

Wrong – Hole has not been air-sealed.
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Wrong – Hole was not neatly cut with a saw, making it difficult to seal.

Wrong – Hole was not neatly cut with a saw, making it difficult to seal.
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Wrong – Holes have been cut larger than needed, making them difficult to air-seal.

Wrong – Holes have been cut larger than needed, making them difficult to air-seal.
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Wrong – The stud was cut too long then not installed plumb and level.

Wrong – The stud was cut too long then not installed plumb and level.
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Wrong: Electrical components were installed near ground level and are likely to be flood damaged.

Wrong: Electrical components were installed near ground level and are likely to be flood damaged.