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Unvented air-sealed crawlspace is insulated along the perimeter walls with rigid foam

Unvented air-sealed crawlspace is insulated along the perimeter walls with rigid foam
Presentation:

Upgrading Below Grade Spaces

Upgrading Below Grade Spaces
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Use this simple calculation to size overhangs above south facing windows.

Use this simple calculation to size overhangs above south facing windows.
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Ventilation air inlet is too close to exhaust outlet

Ventilation air inlet is too close to exhaust outlet
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Ventilation air inlet is too close to exhaust outlet

Ventilation air inlet is too close to exhaust outlet
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Ventilation air inlets located ≥10 ft. of stretched-string distance from known contamination sources such as stack, vent, exhaust hood, or vehicle exhaust

Ventilation air inlets located ≥10 ft. of stretched-string distance from known contamination sources such as stack, vent, exhaust hood, or vehicle exhaust
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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 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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Water-proof materials cover the exterior side of crawlspace windows in a crawlspace retrofit, while foil-faced rigid foams seals and insulates the inside face of the openings

Water-proof materials cover the exterior side of crawlspace windows in a crawlspace retrofit, while foil-faced rigid foams seals and insulates the inside face of the openings
Video:

Wet Floodproofing

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When flood waters reach living areas, the resulting mold and contamination can greatly increase clean up time and costs.

When flood waters reach living areas, the resulting mold and contamination can greatly increase clean up time and costs.
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When moisture is trapped inside walls, mold can grow unchecked, causing damage to the walls and health impacts for the occupants.

When moisture is trapped inside walls, mold can grow unchecked, causing damage to the walls and health impacts for the occupants.
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Where to Safely Use a Fuel-Powered Generator

Where to Safely Use a Fuel-Powered Generator
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Without an exhaust fan ducted to the exterior, particles resulting from cooking can accumulate on walls and ceilings, and will be present in the air where they can damage occupants' respiratory systems

Without an exhaust fan ducted to the exterior, particles resulting from cooking can accumulate on walls and ceilings, and will be present in the air where they can damage occupants' respiratory systems
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Wrong - Air filter was compressed and may not function effectively to filter return air.

Wrong - Air filter was compressed and may not function effectively to filter return air.
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Wrong - Air leakage from the conditioned space to the basement foundation wall can lead to condensation or moisture issues in a conventional blanket insulation installation.

Wrong - Air leakage from the conditioned space to the basement foundation wall can lead to condensation or moisture issues in a conventional blanket insulation installation.
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Wrong - Basement rim joist not sealed.

Wrong - Basement rim joist not sealed.
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Wrong - Basement window not sealed.

Wrong - Basement window not sealed.
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Wrong - Cold spots along the top plate combined with lack of ventilation have encouraged mold growth along this bathroom ceiling.

Wrong - Cold spots along the top plate combined with lack of ventilation have encouraged mold growth along this bathroom ceiling.
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Wrong - Condensate pipe is draining onto basement floor.

Wrong - Condensate pipe is draining onto basement floor.
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Wrong - ERV heat exchange coils have not been cleaned and have become completely clogged with dirt.

Wrong - ERV heat exchange coils have not been cleaned and have become completely clogged with dirt.
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Wrong - Floor register has not been cleaned, allowing trash and debris to build up.

Wrong - Floor register has not been cleaned, allowing trash and debris to build up.
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Wrong - Furnace return air filter is dirty and needs to be replaced.

Wrong - Furnace return air filter is dirty and needs to be replaced.