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Ventilation inlet is appropriately located above grade

Ventilation inlet is appropriately located above grade
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Ventilation inlet is greater than 10 ft. from known contamination source

Ventilation inlet is greater than 10 ft. from known contamination source
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Ventilation inlet is greater than 10 ft. from known contamination source

Ventilation inlet is greater than 10 ft. from known contamination source
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Ventilation inlet is not near any exhaust outlets/contamination sources and is at least 2 ft. above the roof deck

Ventilation inlet is not near any exhaust outlets/contamination sources and is at least 2 ft. above the roof deck
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Ventilation inlet is too close to exhaust outlets and does not extend at least 2 ft. above the roof deck

Ventilation inlet is too close to exhaust outlets and does not extend at least 2 ft. above the roof deck
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Ventilation inlet is too close to the ground and is being blocked by the grass

Ventilation inlet is too close to the ground and is being blocked by the grass
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Ventilation tied into the return with a mechanical damper

Ventilation tied into the return with a mechanical damper
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Ventilation tied into the return without a mechanical damper

Ventilation tied into the return without a mechanical damper
Case Study:

Veridian Homes: Cold Climate Region 40+% Energy Savings

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Vertical ventilation pipe

Vertical ventilation pipe
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When closing the grille cover over the return duct after replacing the furnace filter, make sure that the filter is properly sitting in the space and the latches or screws are securely fastened.

When closing the grille cover over the return duct after replacing the furnace filter, make sure that the filter is properly sitting in the space and the latches or screws are securely fastened.
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When using a theatrical fog machine to detect duct leakage, point the fog stream toward the outer edge of the test fan opening to avoid fouling the fan motor and pressure taps

When using a theatrical fog machine to detect duct leakage, point the fog stream toward the outer edge of the test fan opening to avoid fouling the fan motor and pressure taps
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When using a theatrical fog machine to detect duct leakage, point the fog stream toward the outer edge of the test fan opening to avoid fouling the fan motor

When using a theatrical fog machine to detect duct leakage, point the fog stream toward the outer edge of the test fan opening to avoid fouling the fan motor
Presentation:

Whole House Mechanical Ventilation Design and Installation as Though Health Matters

Whole House Mechanical Ventilation Design and Installation as Though Health Matters
Presentation:

Whole House Mechanical Ventilation Options

Whole House Mechanical Ventilation Options
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Whole house ventilation ensures adequate indoor air quality

Whole house ventilation ensures adequate indoor air quality
Video:

Whole-Building Delivered Ventilation

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Whole-house fans draw outside air through windows into the home and exhaust it into a vented attic

Whole-house fans draw outside air through windows into the home and exhaust it into a vented attic
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Whole-house fans or wind-driven cross ventilation can be used to draw air across thermal mass for a night flush strategy

Whole-house fans or wind-driven cross ventilation can be used to draw air across thermal mass for a night flush strategy
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Wind-Damage Reduction as a Function of Retrofit Level

Wind-Damage Reduction as a Function of Retrofit Level
CAD File:

Window head at window frame wall

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Window head at window frame wall
CAD File:

Window head at wood frame wall

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Window head at wood frame wall
CAD File:

Window sill at wood frame wall

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Window sill at wood frame wall
CAD File:

Window sill at wood frame wall

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Window sill at wood frame wall