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This attic was insulated with 5 inches of closed-cell spray foam on the underside of the roof deck plus 6.5 inches of blown fiberglass covered with sheetrock as a firebreak for a total R-58 roof assembly insulation value.

This attic was insulated with 5 inches of closed-cell spray foam on the underside of the roof deck plus 6.5 inches of blown fiberglass covered with sheetrock as a firebreak for a total R-58 roof assembly insulation value.
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This bath fan duct actually has a termination vent attached at the end of the duct but the vent is sitting on the attic floor instead of attaching through the roof so humid air is exhausting into the attic

This bath fan duct actually has a termination vent attached at the end of the duct but the vent is sitting on the attic floor instead of attaching through the roof so humid air is exhausting into the attic
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This bath fan duct is venting humid air directly into the attic and mold is visible on the roof sheathing above

This bath fan duct is venting humid air directly into the attic and mold is visible on the roof sheathing above
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This clothes dryer exhaust duct cleaning kit is typical of the duct brush kits available at many hardware stores and online

This clothes dryer exhaust duct cleaning kit is typical of the duct brush kits available at many hardware stores and online
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This depiction of a saddle installed window heat pump does not obstruct window use and provides fairly quiet 120 Volt operation

This depiction of a saddle installed window heat pump does not obstruct window use and provides fairly quiet 120 Volt operation
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This exhaust fan duct is not properly attached to the roof vent so most of the moist bathroom exhaust air will vent into the attic instead of out through the roof

This exhaust fan duct is not properly attached to the roof vent so most of the moist bathroom exhaust air will vent into the attic instead of out through the roof
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This exhaust fan duct is problematic for several reasons: it ends in the attic without being vented through the roof, it uses corrugated plastic pipe instead of metal pipe, and it is not well supported with a sharp bend that restricts air flow

This exhaust fan duct is problematic for several reasons: it ends in the attic without being vented through the roof, it uses corrugated plastic pipe instead of metal pipe, and it is not well supported with a sharp bend that restricts air flow
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This exhaust fan duct opens into the attic rather than exiting through the roof and mold has begun to form on the underside of the deck sheathing and on the rafter due to the moist air exiting the duct

This exhaust fan duct opens into the attic rather than exiting through the roof and mold has begun to form on the underside of the deck sheathing and on the rafter due to the moist air exiting the duct
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This finished retrofit installation of radiant barrier in attic shows the air spaces at the soffit and ridge to promote attic ventilation

This finished retrofit installation of radiant barrier in attic shows the air spaces at the soffit and ridge to promote attic ventilation
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This high-efficiency front loading washer is ENERGY STAR certified to use 45% less energy and 50% less water than standard brands.

This high-efficiency front loading washer is ENERGY STAR certified to use 45% less energy and 50% less water than standard brands.
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This HRV, installed in a conditioned attic, provides balanced ventilation to the whole home

This HRV, installed in a conditioned attic, provides balanced ventilation to the whole home
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This infrared image shows little heat gain from north-facing double-pane windows with blinds, but significant heat output from computer monitors

This infrared image shows little heat gain from north-facing double-pane windows with blinds, but significant heat output from computer monitors
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This interior wall is intersected by two ceilings of different heights; it is built as two walls stacked on one another, each having a bottom and top plate which act as barriers to airflow between levels.

This interior wall is intersected by two ceilings of different heights; it is built as two walls stacked on one another, each having a bottom and top plate which act as barriers to airflow between levels.
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This interior wall is intersected by two ceilings of different heights; without blocking installed at the level of the lower ceiling, a pathway for free airflow within the wall cavity or even into the attic is created.

This interior wall is intersected by two ceilings of different heights; without blocking installed at the level of the lower ceiling, a pathway for free airflow within the wall cavity or even into the attic is created.
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This is a soffit vent; it provides ventilation for a vented attic

This is a soffit vent; it provides ventilation for a vented attic
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This kneewall has no top plate and the resulting gap provides a wide-open pathway for air and vapor to travel between the living space and the attic

This kneewall has no top plate and the resulting gap provides a wide-open pathway for air and vapor to travel between the living space and the attic
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This larger, less efficient refrigerator shows a listed amperage of 6.5 A, which indicates that it draws 780 watts (6.5 A x 120 V)

This larger, less efficient refrigerator shows a listed amperage of 6.5 A, which indicates that it draws 780 watts (6.5 A x 120 V)
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This MSHP operates with 120 volts power, has an EER of 18 Btu/Wh, uses about 800 W at full output, and operates remotely with a smart home control system

This MSHP operates with 120 volts power, has an EER of 18 Btu/Wh, uses about 800 W at full output, and operates remotely with a smart home control system
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This solar powered attic fan runs when the sun is shining and does not draw any power from the home’s electrical system

This solar powered attic fan runs when the sun is shining and does not draw any power from the home’s electrical system
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This vaulted ceiling has 7 inches of closed-cell spray foam plus an R-22 unfaced mineral wool batt for a total attic insulation value of R-68.

This vaulted ceiling has 7 inches of closed-cell spray foam plus an R-22 unfaced mineral wool batt for a total attic insulation value of R-68.
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This wall-mounted high-efficiency condensing gas tankless water heater has PVC vent pipes and insulated water pipes

This wall-mounted high-efficiency condensing gas tankless water heater has PVC vent pipes and insulated water pipes
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This water heater has the temperature settings on a control box attached to the front of the water heater.

This water heater has the temperature settings on a control box attached to the front of the water heater.
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Three locations and methods for installing a roof deck radiant barrier in new construction

Three locations and methods for installing a roof deck radiant barrier in new construction
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To access the refrigerator condensing coils, either move the refrigerator away from the wall for coils located on the back of the fridge (left) or remove the front grill on the bottom of the fridge (right).

To access the refrigerator condensing coils, either move the refrigerator away from the wall for coils located on the back of the fridge (left) or remove the front grill on the bottom of the fridge (right).