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Spray foam is installed between new studs over the existing siding in this deep energy retrofit

Spray foam is installed between new studs over the existing siding in this deep energy retrofit
Video:

Spray Foam Upper Walls Adjoining Unconditioned Attics

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Straps are spaced too far apart causing the straps to compress the duct under its own weight

Straps are spaced too far apart causing the straps to compress the duct under its own weight
Video:

Structural Insulated Panels (SIPs)

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Structural insulated panels offer a continuous layer of thermal protection and draft resistance around the home and come from the factory precut for fast assembly.

Structural insulated panels offer a continuous layer of thermal protection and draft resistance around the home and come from the factory precut for fast assembly.
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Structural insulated panels provide a continuous layer of insulation sandwiched between two continuous layers of OSB for thermal protection and sturdy construction.

Structural insulated panels provide a continuous layer of insulation sandwiched between two continuous layers of OSB for thermal protection and sturdy construction.
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Sunroc Builders built this affordable home performance hot-humid climate in Winter Haven, FL, and certified it to DOE Zero Energy Ready Home specifications in 2015.

Sunroc Builders built this affordable home performance hot-humid climate in Winter Haven, FL, and certified it to DOE Zero Energy Ready Home specifications in 2015.
Video:

Support at Intervals for Flex Ducts (1)

Case Study:

Suwanee River Administration Building

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Tape horizontal joint with minimum 3" wide tape placing tape offset high on the joint, adhearing to the upper sheet without wrinkles

Tape horizontal joint with minimum 3" wide tape placing tape offset high on the joint, adhearing to the upper sheet without wrinkles
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Tape the joint between the top insulation sheet and the Z-flashing with 2" wide tape to improve air tightness

Tape the joint between the top insulation sheet and the Z-flashing with 2" wide tape to improve air tightness
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Taped vertical joint of lower wall insulation

Taped vertical joint of lower wall insulation
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TC Legend Home built this affordable home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2014.

TC Legend Home built this affordable home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2014.
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TC Legend Home built this affordable home in the marine climate in Seattle, WA, and certified it to DOE Zero Energy Ready Home specifications in 2013.

TC Legend Home built this affordable home in the marine climate in Seattle, WA, and certified it to DOE Zero Energy Ready Home specifications in 2013.
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TC Legend Homes built this custom for buyer home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2019.

TC Legend Homes built this custom for buyer home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2019.
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TC Legend Homes built this custom for buyer home in the marine climate in Seattle, WA, and certified it to DOE Zero Energy Ready Home specifications in 2016.

TC Legend Homes built this custom for buyer home in the marine climate in Seattle, WA, and certified it to DOE Zero Energy Ready Home specifications in 2016.
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TC Legend Homes built this custom for buyer home in the marine climate in Seattle, WA, and certified it to DOE Zero Energy Ready Home specifications in 2018.

TC Legend Homes built this custom for buyer home in the marine climate in Seattle, WA, and certified it to DOE Zero Energy Ready Home specifications in 2018.
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TC Legend Homes built this custom home in the marine climate home in Bellingham WI, and certified it to DOE Zero Energy Ready Home specifications in 2015.

TC Legend Homes built this custom home in the marine climate home in Bellingham WI, and certified it to DOE Zero Energy Ready Home specifications in 2015.
Case Study:

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

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

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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 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