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Image:

Right – This HRV is ducted separately from the home’s ductless heat pumps to provide filtered fresh air to sleeping and living areas and to exhaust stale air from the bathrooms and laundry.

Right – This HRV is ducted separately from the home’s ductless heat pumps to provide filtered fresh air to sleeping and living areas and to exhaust stale air from the bathrooms and laundry.
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Right – This plug-in sensor detects indoor air quality issues in a home, including elevated levels of humidity, VOCs, smoke, carbon dioxide, or small particulates; if detected, the sensor can switch on the nearest exhaust fan to remove the pollutants.

Right – This plug-in sensor detects indoor air quality issues in a home, including elevated levels of humidity, VOCs, smoke, carbon dioxide, or small particulates; if detected, the sensor can switch on the nearest exhaust fan to remove the pollutants.
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Right – Workers lay radiant floor loops over the concrete reinforcement which is laid over a heavy vapor barrier installed over the sub-slab insulation before the slab is poured.

Right – Workers lay radiant floor loops over the concrete reinforcement which is laid over a heavy vapor barrier installed over the sub-slab insulation before the slab is poured.
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Right – Workers pour the concrete for the basement floor slab over a vapor barrier installed over rigid foam.

Right – Workers pour the concrete for the basement floor slab over a vapor barrier installed over rigid foam.
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Right-Polyethylene sheeting is correctly installed over aggregate and taped to pillars and foundation wall

Right-Polyethylene sheeting is correctly installed over aggregate and taped to pillars and foundation wall
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Rigid foam against the foundation

Rigid foam against the foundation
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Rigid foam insulation can serve as the drainage plane when all seams are taped. Furring strips provide an air gap behind the cladding.

Rigid foam insulation can serve as the drainage plane when all seams are taped. Furring strips provide an air gap behind the cladding.
CAD File:

Rigid Insulation Over Aggregate

Preview Image
Rigid Insulation Over Aggregate
Presentation:

Score with Indoor Air Quality Webinar

Score with Indoor Air Quality Webinar
Image:

Scrape the debris from the sides of each fan blade on this bathroom exhaust fan.

Scrape the debris from the sides of each fan blade on this bathroom exhaust fan.
Presentation:

Selecting Healthy Insulation and Air Sealants

Presentation:

Smart Home Energy Management

Presentation:

Smart, Connected Indoor Air Quality with Broan Overture

Presentation:

Stump the Building Chump – Joe Lstiburek

Stump the Building Chump – Joe Lstiburek
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Table of interior vapor retarder requirements based on climate zone and retarder class; no interior retarder is recommended in zones 6-8, and class II is acceptable for all other zones.

Table of interior vapor retarder requirements based on climate zone and retarder class; no interior retarder is recommended in zones 6-8, and class II is acceptable for all other zones.
Case Study:

Technology Solutions Case Study: Combustion Safety for Appliances Using Indoor Air

Case Study:

Technology Solutions Case Study: Design Guidance for 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: Moisture Durability of Vapor Permeable Insulating Sheathing

Case Study:

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

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The “institutional” perfect wall works in all climate zones; water, air, vapor, and thermal control layers are exterior of the sheathing, assembly allows drying to interior and exterior

The “institutional” perfect wall works in all climate zones; water, air, vapor, and thermal control layers are exterior of the sheathing, assembly allows drying to interior and exterior
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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