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Case Study:

Technology Solutions Case Study: Evaluation of Passive Vents in New-Construction Multifamily Buildings

Case Study:

Technology Solutions Case Study: Idaho, Oregon, and Washington Manufactured Home Builders

Case Study:

Technology Solutions Case Study: Photovoltaic Systems with Module-Level Power Electronics

Case Study:

Technology Solutions Case Study: Stand-Off Furring in Deep Energy Retrofits

Case Study:

Technology Solutions Case Study: Ventilation System Effectiveness and Tested Indoor Air Quality Impacts

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Temporary deployment locations for probes used during HVAC commissioning; these probes connect to smartphone commissioning applications.

Temporary deployment locations for probes used during HVAC commissioning; these probes connect to smartphone commissioning applications.
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Terminate 4" tape with 2" wide tape placing tape offset high on the joint, 2/3 of the tape should be adhered to the sheet of insulation

Terminate 4" tape with 2" wide tape placing tape offset high on the joint, 2/3 of the tape should be adhered to the sheet of insulation
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The air tightness of the garage-to-house air barrier can be tested with a blower door kit and two manometers

The air tightness of the garage-to-house air barrier can be tested with a blower door kit and two manometers
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The air tightness of the house-garage air barrier can be tested using a CFM50 test that is first run with the garage door to outdoors closed

The air tightness of the house-garage air barrier can be tested using a CFM50 test that is first run with the garage door to outdoors closed
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The air tightness of the house-garage air barrier can be tested using a CFM50 test that is run first with the garage door to outdoors closed and then with the overhead garage door to outdoors open

The air tightness of the house-garage air barrier can be tested using a CFM50 test that is run first with the garage door to outdoors closed and then with the overhead garage door to outdoors open
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The airflow direction is labeled on the edge of the filter to ensure it is properly oriented when installed.

The airflow direction is labeled on the edge of the filter to ensure it is properly oriented when installed.
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The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation

The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation
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The drywall above the dropped ceiling duct chase extends beyond adjoining top plates for a continuous air barrier

The drywall above the dropped ceiling duct chase extends beyond adjoining top plates for a continuous air barrier
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The edge of this 1-inch HVAC filter indicates it's dimensions, allowing proper matching of filter to air handler

The edge of this 1-inch HVAC filter indicates it's dimensions, allowing proper matching of filter to air handler
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The furnace filter slot cover should fit tightly to minimize air leakage but it should not be taped or caulked to enable frequent filter replacements.

The furnace filter slot cover should fit tightly to minimize air leakage but it should not be taped or caulked to enable frequent filter replacements.
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The green-lit panel next to the fan and light switches is an indoor air quality sensor that will automatically turn on the exhaust fan if it detects a rise in humidity or indoor air pollutants.

The green-lit panel next to the fan and light switches is an indoor air quality sensor that will automatically turn on the exhaust fan if it detects a rise in humidity or indoor air pollutants.
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The incremental cost of EV charging infrastructure.

The incremental cost of EV charging infrastructure.
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The light fixture is connected to the exhaust fan with an electric wire which is sometimes hard wired but in this case is plugged in so it can be unplugged to clean the light fixture and access the fan for cleaning

The light fixture is connected to the exhaust fan with an electric wire which is sometimes hard wired but in this case is plugged in so it can be unplugged to clean the light fixture and access the fan for cleaning
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The MERV rating, particle capture efficiencies, and pressure drops are printed on the side of this 1-inch pleated filter

The MERV rating, particle capture efficiencies, and pressure drops are printed on the side of this 1-inch pleated filter
Presentation:

The New Normal - Delivering Healthy Air in Every Home We Build

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The nut holding the light housing in place in this combination exhaust fan/light can be unscrewed by hand

The nut holding the light housing in place in this combination exhaust fan/light can be unscrewed by hand
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The optimal indoor relative humidity for comfort and health is 30% to 50%

The optimal indoor relative humidity for comfort and health is 30% to 50%
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The original corner seam is air-sealed with caulk, then rigid foam is installed on the existing garage ceiling and walls, and finally covered with drywall.

The original corner seam is air-sealed with caulk, then rigid foam is installed on the existing garage ceiling and walls, and finally covered with drywall.
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The PNNL Quality Install Tool simplifies and standardizes the documentation of HVAC installations and efficiency upgrades through photo-based prompts

The PNNL Quality Install Tool simplifies and standardizes the documentation of HVAC installations and efficiency upgrades through photo-based prompts