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This return inlet has been covered and sealed in preparation for a duct leakage test at rough-in.

This return inlet has been covered and sealed in preparation for a duct leakage test at rough-in.
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This simple decision tree can help homeowners and contractors make decisions about re-siding a home and upgrading windows

This simple decision tree can help homeowners and contractors make decisions about re-siding a home and upgrading windows
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This supply outlet is covered and sealed prior to a duct leakage test at final.

This supply outlet is covered and sealed prior to a duct leakage test at final.
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To perform a duct leakage to outside test, the home must be pressurized using a blower door while the duct test is carried out at the same pressure.

To perform a duct leakage to outside test, the home must be pressurized using a blower door while the duct test is carried out at the same pressure.
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To test bathroom exhaust fan airflow, hold a tissue up to the fan while it is running; if it holds, airflow is good.

To test bathroom exhaust fan airflow, hold a tissue up to the fan while it is running; if it holds, airflow is good.
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Use a pry bar or dull putty knife to push backer rod into the rough opening around an existing window

Use a pry bar or dull putty knife to push backer rod into the rough opening around an existing window
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Use a vacuum brush attachment or a soft dry cloth to clean the light fixture of the exhaust fan/light

Use a vacuum brush attachment or a soft dry cloth to clean the light fixture of the exhaust fan/light
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Use a vacuum brush attachment to clean the exhaust fan motor and blades

Use a vacuum brush attachment to clean the exhaust fan motor and blades
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Use pry bars to remove the trim around an existing window to access the rough opening

Use pry bars to remove the trim around an existing window to access the rough opening
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Use the brush attachment on your vacuum to remove dust and debris on the bathroom exhaust fan vents

Use the brush attachment on your vacuum to remove dust and debris on the bathroom exhaust fan vents
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Vented crawlspace cripple wall has seismic retrofits – plywood is added on interior that fastens to extra blocking added at sill plate and connected to foundation with new anchor bolts

Vented crawlspace cripple wall has seismic retrofits – plywood is added on interior that fastens to extra blocking added at sill plate and connected to foundation with new anchor bolts
Case Study:

Veridian Homes: Cold Climate Region 40+% Energy Savings

Presentation:

What is a High Performance Home and How to Consistently Deliver It at Lower Cost

What is a High Performance Home and How to Consistently Deliver It at Lower Cost
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When architects and builders think of the house as a systems, all of the parts are designed to work together for a healthy, durable home that minimizes builder callbacks while cutting energy, maintenance, and repair costs down the road.

When architects and builders think of the house as a systems, all of the parts are designed to work together for a healthy, durable home that minimizes builder callbacks while cutting energy, maintenance, and repair costs down the road.
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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
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With the nailed block method, wood blocks are attached to the sill plate and the cripple wall plywood is attached to the block to provide shear strength for correctly bracing a cripple wall in a seismic retrofit

With the nailed block method, wood blocks are attached to the sill plate and the cripple wall plywood is attached to the block to provide shear strength for correctly bracing a cripple wall in a seismic retrofit
Case Study:

WPPI GreenMax-Chambers Residence: Near Zero Energy Monitoring Summary