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Wrong – Duct is pulling away from floor because it is not sealed to floor

Wrong – Duct is pulling away from floor because it is not sealed to floor
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Wrong – Excessive bends in flex ducts

Wrong – Excessive bends in flex ducts
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Wrong – Flex duct is coiled and looped

Wrong – Flex duct is coiled and looped
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Wrong – Flex duct is pinched

Wrong – Flex duct is pinched
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Wrong – No polyethylene sheeting vapor barrier is installed on the crawlspace floor

Wrong – No polyethylene sheeting vapor barrier is installed on the crawlspace floor
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Wrong – The below-grade concrete walls do not have any damp-proof coating

Wrong – The below-grade concrete walls do not have any damp-proof coating
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Wrong – The drain tile is cut and now does not extend around the entire foundation footing

Wrong – The drain tile is cut and now does not extend around the entire foundation footing
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Wrong – The drain tile is not installed to terminate properly and will not transport water to the exterior

Wrong – The drain tile is not installed to terminate properly and will not transport water to the exterior
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Wrong – The drain tile is not wrapped in fabric and could become clogged with debris

Wrong – The drain tile is not wrapped in fabric and could become clogged with debris
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Wrong – The final grade does not slope away from the house

Wrong – The final grade does not slope away from the house
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Wrong – The gravel surrounding the drain tile is too large and will let too much debris through

Wrong – The gravel surrounding the drain tile is too large and will let too much debris through
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Wrong – The HVAC compressor was not adequately secured to an elevated platform and was washed away.

Wrong – The HVAC compressor was not adequately secured to an elevated platform and was washed away.
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Wrong – The insulated concrete forms at the foundation do not have a damp-proof coating

Wrong – The insulated concrete forms at the foundation do not have a damp-proof coating
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Wrong – The polyethylene sheeting vapor barrier is not attached to the piers with mechanical fasteners

Wrong – The polyethylene sheeting vapor barrier is not attached to the piers with mechanical fasteners
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Wrong – The sump pump does not have a cover

Wrong – The sump pump does not have a cover
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Wrong – The sump pump does not have a cover

Wrong – The sump pump does not have a cover
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Wrong – These flex ducts are pulled taut, which is correct but they are inadequately supported with straps that are spaced too far apart and are too tight causing pinching of the insulation and turns are sharp rather than gradual.

Wrong – These flex ducts are pulled taut, which is correct but they are inadequately supported with straps that are spaced too far apart and are too tight causing pinching of the insulation and turns are sharp rather than gradual.
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Wrong – Tree branches close to the house are prone to spreading crown fires to the house; the tree should be trimmed so that branches are at least 10 feet back from the red dashed line indicating the deck railing of the house.

Wrong – Tree branches close to the house are prone to spreading crown fires to the house; the tree should be trimmed so that branches are at least 10 feet back from the red dashed line indicating the deck railing of the house.
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Wrong – Two combustion appliances are sharing a flue which could lead to backdrafting if one appliance is updated to a direct vent appliance and disconnected from shared chimney.

Wrong – Two combustion appliances are sharing a flue which could lead to backdrafting if one appliance is updated to a direct vent appliance and disconnected from shared chimney.
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Wrong- A tie strap should not be used over the duct outer liner because it can compress the insulation. Tuck in the fibrous insulation and seal the outer liner to the connecting duct with mastic or foil tape (Steven Winter Associates 2013).

Wrong- A tie strap should not be used over the duct outer liner because it can compress the insulation. Tuck in the fibrous insulation and seal the outer liner to the connecting duct with mastic or foil tape (Steven Winter Associates 2013).
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Wrong: Open wall cavities in the un-air-sealed return plenum connect the plenum to attic spaces

Wrong: Open wall cavities in the un-air-sealed return plenum connect the plenum to attic spaces
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Wrong: open wall cavity connected to this return air plenum is allowing cellulose attic insulation to be pulled into the furnace

Wrong: open wall cavity connected to this return air plenum is allowing cellulose attic insulation to be pulled into the furnace
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Wrong: Sized per Approach 1 or 2, this heat pump’s modulating zone has a small overlap with the home’s heating load line, resulting in a large amount of short-cycling; the unit will require backup heat when the temperature is below 25°F

Wrong: Sized per Approach 1 or 2, this heat pump’s modulating zone has a small overlap with the home’s heating load line, resulting in a large amount of short-cycling; the unit will require backup heat when the temperature is below 25°F
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Wrong: Sized per Approach 3, there is minimal overlap between this heat pump’s modulating zone and the home’s heating load line, causing excessive short-cycling; it will require backup heat and may not contribute significantly at temperatures below 5°F

Wrong: Sized per Approach 3, there is minimal overlap between this heat pump’s modulating zone and the home’s heating load line, causing excessive short-cycling; it will require backup heat and may not contribute significantly at temperatures below 5°F