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A Corsi-Rosenthal Box is a highly effective DIY air cleaner made of easy to obtain materials such as HVAC filters, a box fan, cardboard, and tape

A Corsi-Rosenthal Box is a highly effective DIY air cleaner made of easy to obtain materials such as HVAC filters, a box fan, cardboard, and tape
Presentation:

A Cost-Effective Path to Healthy, Affordable, Net Zero Housing with DOE’s ZER Program

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A developer meets with a landscape architect at the site.

A developer meets with a landscape architect at the site.
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A direct-vent sealed-combustion fireplace takes its combustion air directly from outside through a dedicated air inlet and vents combustion products directly outside

A direct-vent sealed-combustion fireplace takes its combustion air directly from outside through a dedicated air inlet and vents combustion products directly outside
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A direct-vent sealed-combustion furnace has dedicated pipes for combustion air and exhaust

A direct-vent sealed-combustion furnace has dedicated pipes for combustion air and exhaust
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A duct test fan is set up for whole duct system testing with attachment to the central duct system inside the ERV cabinet

A duct test fan is set up for whole duct system testing with attachment to the central duct system inside the ERV cabinet
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A duct test fan is set up in an access door of a roof top central ventilation unit using a blower door tarp and blower door frame; this is just one of several ways that this type of test can be set up

A duct test fan is set up in an access door of a roof top central ventilation unit using a blower door tarp and blower door frame; this is just one of several ways that this type of test can be set up
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A duct testing fan is attached to an open horizontal branch of a central exhaust system using flex duct which is part of the duct testing fan’s kit; this test is at rough-in and is being performed on a portion of the total duct system

A duct testing fan is attached to an open horizontal branch of a central exhaust system using flex duct which is part of the duct testing fan’s kit; this test is at rough-in and is being performed on a portion of the total duct system
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A fresh air inlet is ducted to the return side of the home’s central air handler; a motorized damper and electronic controls help balance the flow of fresh incoming air with controlled exhaust to meet ventilation requirements

A fresh air inlet is ducted to the return side of the home’s central air handler; a motorized damper and electronic controls help balance the flow of fresh incoming air with controlled exhaust to meet ventilation requirements
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A hole has been drilled in this ductwork so a static pressure probe can be inserted for a duct leakage test; the hole will be plugged after the test

A hole has been drilled in this ductwork so a static pressure probe can be inserted for a duct leakage test; the hole will be plugged after the test
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A home is tested at two points for enclosure air leakage

A home is tested at two points for enclosure air leakage
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A manometer is used to measure pressure differentials between indoors and outdoors when testing whole-house air leakage.

A manometer is used to measure pressure differentials between indoors and outdoors when testing whole-house air leakage.
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A mini-split air-conditioning system can be a highly effective low-energy approach to provide cooling to one designated zone in the house

A mini-split air-conditioning system can be a highly effective low-energy approach to provide cooling to one designated zone in the house
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A passive air inlet is one approach to providing makeup air when operating an exhaust-only ventilation system

A passive air inlet is one approach to providing makeup air when operating an exhaust-only ventilation system
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A passive flow hood is used to measure the flow rate of air that passes through a ceiling-mounted exhaust fan

A passive flow hood is used to measure the flow rate of air that passes through a ceiling-mounted exhaust fan
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A powered flow hood is used to measure outside air flowing into the inlet terminal of a whole-house ventilation system

A powered flow hood is used to measure outside air flowing into the inlet terminal of a whole-house ventilation system
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A shallow, open floor plan allows free flow of cross ventilation through the house

A shallow, open floor plan allows free flow of cross ventilation through the house
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A single-story house floor plan showing braced wall line locations at A through E and 1 through 5

A single-story house floor plan showing braced wall line locations at A through E and 1 through 5
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A theatrical fog machine produces dense fog can be used to blow fog into a duct system to make leaks obvious.

A theatrical fog machine produces dense fog can be used to blow fog into a duct system to make leaks obvious.
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A theatrical fog machine produces dense fog that can be used to blow fog into a duct system to make leaks obvious.

A theatrical fog machine produces dense fog that can be used to blow fog into a duct system to make leaks obvious.
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A triple-filtered energy recovery ventilator is installed with individual supply ducts to provide fresh air to each room.

A triple-filtered energy recovery ventilator is installed with individual supply ducts to provide fresh air to each room.
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A typical Las Vegas hot-dry climate home uses stucco siding and a tile roof.

A typical Las Vegas hot-dry climate home uses stucco siding and a tile roof.
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A ventilation controller with a manual override is located on a central air handler fan that is located in an accessible location

A ventilation controller with a manual override is located on a central air handler fan that is located in an accessible location
Presentation:

A Whole New World – ENERGY STAR + HVAC Grading