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Raised ceiling chase sealed with drywall mud

Raised ceiling chase sealed with drywall mud
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Raised ceiling duct chase installation technique

Raised ceiling duct chase installation technique
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Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.

Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.
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Recirculating fan installed that does not exhaust to outside

Recirculating fan installed that does not exhaust to outside
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Remove the light bulb from the light fixture in the exhaust fan and clean the light housing with a vacuum brush attachment or cloth

Remove the light bulb from the light fixture in the exhaust fan and clean the light housing with a vacuum brush attachment or cloth
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Retrofit an existing roof by installing rigid foam, new moisture and air control layers, new sheathing, and new cladding plus cavity insulation in the roof rafters to create an unvented attic

Retrofit an existing roof by installing rigid foam, new moisture and air control layers, new sheathing, and new cladding plus cavity insulation in the roof rafters to create an unvented attic
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Right - A duct leakage test is conducted from the door of a large ERV Cabinet on a rooftop using a duct tester fan and a blower door frame, and the chamber that the duct tester is set up on is sealed where it leads to the ERV core or enthalpy wheel

Right - A duct leakage test is conducted from the door of a large ERV Cabinet on a rooftop using a duct tester fan and a blower door frame, and the chamber that the duct tester is set up on is sealed where it leads to the ERV core or enthalpy wheel
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Right - A technician applies a thin layer of closed-cell foam to air-seal an unvented attic assembly before filling the ceiling joists with batt or blown insulation.

Right - A technician applies a thin layer of closed-cell foam to air-seal an unvented attic assembly before filling the ceiling joists with batt or blown insulation.
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Right - A wood dam was constructed to hold back the attic floor insulation

Right - A wood dam was constructed to hold back the attic floor insulation
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Right - Air barrier is present between the dropped ceiling/soffit and the attic.

Right - Air barrier is present between the dropped ceiling/soffit and the attic.
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Right - Air barrier is present between the dropped ceiling/soffit and the attic.

Right - Air barrier is present between the dropped ceiling/soffit and the attic.
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Right - An unvented attic with no soffit vents, borate-treated fascia board, metal drip edge, and concrete block construction on this south Florida home help make it resistant to hurricanes, pests, and wind-born wildfire embers.

Right - An unvented attic with no soffit vents, borate-treated fascia board, metal drip edge, and concrete block construction on this south Florida home help make it resistant to hurricanes, pests, and wind-born wildfire embers.
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Right - Baffles are installed in attic to keep blown insulation from blocking soffit vents and ventilation path

Right - Baffles are installed in attic to keep blown insulation from blocking soffit vents and ventilation path
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Right - Blocking has been installed between the ceiling joists and air sealed in place with canned spray foam to stop air flow beneath the attic knee wall.

Right - Blocking has been installed between the ceiling joists and air sealed in place with canned spray foam to stop air flow beneath the attic knee wall.
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Right - Blown insulation in existing attic provides even coverage completely filling the attic space to a depth that covers the ceiling joists.

Right - Blown insulation in existing attic provides even coverage completely filling the attic space to a depth that covers the ceiling joists.
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Right - Closed-cell spray foam covers the ceiling and joists to insulate and air-seal the ceiling deck.

Right - Closed-cell spray foam covers the ceiling and joists to insulate and air-seal the ceiling deck.
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Right - Continuous wall sheathing and blocking has been installed to brace the raised heel trusses.

Right - Continuous wall sheathing and blocking has been installed to brace the raised heel trusses.
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Right - Each individual unit in this multifamily building has its own energy recovery ventilator (ERV) to provide balanced ventilation to the dwelling

Right - Each individual unit in this multifamily building has its own energy recovery ventilator (ERV) to provide balanced ventilation to the dwelling
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Right - Flex duct is used to connect the duct tester to the top of a duct riser where it meets the roof; connecting the duct tester to the largest part of the ductwork helps ensure uniform pressure distribution during a duct leakage test

Right - Flex duct is used to connect the duct tester to the top of a duct riser where it meets the roof; connecting the duct tester to the largest part of the ductwork helps ensure uniform pressure distribution during a duct leakage test
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Right - Installation steps for the L-bent strap method of bracing a gable end wall

Right - Installation steps for the L-bent strap method of bracing a gable end wall
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Right - Open-cell polyurethane spray foam to R-28 on underside of roof turns new attic into conditioned space for HVAC.

Right - Open-cell polyurethane spray foam to R-28 on underside of roof turns new attic into conditioned space for HVAC.
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Right - R-100 of blown cellulose covers the floor and rafters of this attic.

Right - R-100 of blown cellulose covers the floor and rafters of this attic.
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Right - Raised-heel roof trusses allow more room at the eaves for attic insulation.

Right - Raised-heel roof trusses allow more room at the eaves for attic insulation.
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Right - Spray foam insulates the attic eave between the attic floor and the SIP roof panel.

Right - Spray foam insulates the attic eave between the attic floor and the SIP roof panel.