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Video:

Encapsulated Ducts

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Equations for calculating duct cross-sectional area for round and rectangular ducts; area is used with measured velocity to calculate airflow

Equations for calculating duct cross-sectional area for round and rectangular ducts; area is used with measured velocity to calculate airflow
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Evaporative Cooler Sizing in ACH based on wet-bulb temperatures at 1% summer design conditions

Evaporative Cooler Sizing in ACH based on wet-bulb temperatures at 1% summer design conditions
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Example expanded performance table from a 1.5-ton air conditioner

Example expanded performance table from a 1.5-ton air conditioner
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Example of a gas furnace with no signs that the furnace has backdrafted in the past; there is clean shiny metal all around the burner tubes.

Example of a gas furnace with no signs that the furnace has backdrafted in the past; there is clean shiny metal all around the burner tubes.
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Example of full personal protective equipment (PPE) for crawlspace inspection: full coverage coverall with hood, properly fitted half-mask respirator and safety glasses or a full-face respirator, gloves, kneepads, and headlamp.

Example of full personal protective equipment (PPE) for crawlspace inspection: full coverage coverall with hood, properly fitted half-mask respirator and safety glasses or a full-face respirator, gloves, kneepads, and headlamp.
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Exhibit 1: ENERGY STAR Reference Design Home for Version 3.0 (Rev. 09)

Exhibit 1: ENERGY STAR Reference Design Home for Version 3.0 (Rev. 09)
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Exhibit 1: ENERGY STAR Reference Design Home for Version 3.1 (Rev. 09)

Exhibit 1: ENERGY STAR Reference Design Home for Version 3.1 (Rev. 09)
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Exhibit 1: ENERGY STAR Reference Design Home for Version 3.2 (Rev.09)

Exhibit 1: ENERGY STAR Reference Design Home for Version 3.2 (Rev.09)
Case Study:

Existing Whole-House Solutions Case Study: Asdal Builders, LLC, Pittsburgh, PA

Case Study:

Existing Whole-House Solutions Case Study: Bay Ridge Gardens - Mixed Humid Affordable Multifamily Housing Deep Energy Retrofit, Annapolis, Maryland

Case Study:

Existing Whole-House Solutions Case Study: Green Home Solutions by Grupe, Lodi, California

Case Study:

Existing Whole-House Solutions Case Study: Group Home Energy Efficiency Retrofit for 30% Energy Savings, Washington, D.C.

Case Study:

Existing Whole-House Solutions Case Study: Habitat for Humanity of Palm Beach County, Lake Worth, Florida

Case Study:

Existing Whole-House Solutions Case Study: Habitat for Humanity South Sarasota County, Venice, Florida

Case Study:

Existing Whole-House Solutions Case Study: Historic Home in Eastern Washington

Case Study:

Existing Whole-House Solutions Case Study: John Wesley Miller Companies, Tucson, AZ

Case Study:

Existing Whole-House Solutions Case Study: Retrofit of 1915 Home, Dayton, Washington

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Exterior access door

Exterior access door
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Exterior XPS basement insulation is correctly installed to completely cover the foundation wall

Exterior XPS basement insulation is correctly installed to completely cover the foundation wall
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Fiber board sheets are available with pre-cut shiplapped ends

Fiber board sheets are available with pre-cut shiplapped ends
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Fiberglass duct board typically comes in sheets 4 foot wide by 10 foot long

Fiberglass duct board typically comes in sheets 4 foot wide by 10 foot long
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Fiberglass mesh tape is installed around a duct boot in preparation for air-sealing the seams with mastic.

Fiberglass mesh tape is installed around a duct boot in preparation for air-sealing the seams with mastic.
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Flip the breaker to turn the heat pump water heater back on after cleaning the air filter

Flip the breaker to turn the heat pump water heater back on after cleaning the air filter