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Video:

What Type of Connection is Critical in Creating a Continuous Path Differing Loads?

Image:

When installing piping and wiring, do not block access to the filter

When installing piping and wiring, do not block access to the filter
Presentation:

Whole House Mechanical Ventilation Design and Installation as Though Health Matters

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

Wind Resistant Roof Systems

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Windows are installed in new framing in preparation for adding exterior spray foam insulation

Windows are installed in new framing in preparation for adding exterior spray foam insulation
Image:

Wrong - Batt insulation does not provide complete coverage across the attic floor so ceiling joists are exposed resulting in thermal bridging.

Wrong - Batt insulation does not provide complete coverage across the attic floor so ceiling joists are exposed resulting in thermal bridging.
Image:

Wrong - Batt insulation installed backward

Wrong - Batt insulation installed backward
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Wrong - Cavity insulation not installed properly

Wrong - Cavity insulation not installed properly
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Wrong - Cavity insulation not installed properly

Wrong - Cavity insulation not installed properly
Image:

Wrong - Cavity insulation not installed properly

Wrong - Cavity insulation not installed properly
Image:

Wrong - Ceiling air barrier not properly installed

Wrong - Ceiling air barrier not properly installed
Image:

Wrong - Ceiling insulation is not completely installed and air barrier is missing.

Wrong - Ceiling insulation is not completely installed and air barrier is missing.
Image:

Wrong - Flex duct pinched by bracing

Wrong - Flex duct pinched by bracing
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Wrong - Insulation does not fill double wall cavity

Wrong - Insulation does not fill double wall cavity
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Wrong - Insulation does not fill double wall cavity

Wrong - Insulation does not fill double wall cavity
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Wrong - Insulation does not fill entire cavity leading to heat losses.

Wrong - Insulation does not fill entire cavity leading to heat losses.
Image:

Wrong - Recessed can light is compressing duct work.

Wrong - Recessed can light is compressing duct work.
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Wrong - Reflective housewrap not installed properly

Wrong - Reflective housewrap not installed properly
Image:

Wrong - Rim joist cavity missing insulation

Wrong - Rim joist cavity missing insulation
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Wrong – A clothes dryer that vents to the crawlspace can contribute moisture to the crawlspace; this can result in damp, molding, and rotting insulation

Wrong – A clothes dryer that vents to the crawlspace can contribute moisture to the crawlspace; this can result in damp, molding, and rotting insulation
Image:

Wrong – Compression and misalignment because insulation is not split around plumbing

Wrong – Compression and misalignment because insulation is not split around plumbing
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Wrong – Compression and misalignment because insulation is not split around wires

Wrong – Compression and misalignment because insulation is not split around wires
Image:

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