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A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic

A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
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A masonry chimney is reconstructed to withstand seismic forces by adding an insert to the existing firebox

A masonry chimney is reconstructed to withstand seismic forces by adding an insert to the existing firebox
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A masonry chimney is reconstructed to withstand seismic forces by completely retrofitting the firebox and chimney using light-frame construction on the top of the foundation

A masonry chimney is reconstructed to withstand seismic forces by completely retrofitting the firebox and chimney using light-frame construction on the top of the foundation
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A masonry chimney is reconstructed to withstand seismic forces by maintaining the current firebox but replacing the chimney section with a metal flue and light-weight chimney enclosure.

A masonry chimney is reconstructed to withstand seismic forces by maintaining the current firebox but replacing the chimney section with a metal flue and light-weight chimney enclosure.
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A masonry chimney is shortened and capped at roof level to reduce its chances of detaching in high winds or earthquakes; the fireplace can no longer be used.

A masonry chimney is shortened and capped at roof level to reduce its chances of detaching in high winds or earthquakes; the fireplace can no longer be used.
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A PV panel anchoring system

A PV panel anchoring system
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A roof drain is installed in an existing flat roof retrofitted with above-deck rigid foam insulation that is integrated with new air and water control layers

A roof drain is installed in an existing flat roof retrofitted with above-deck rigid foam insulation that is integrated with new air and water control layers
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A roof mounting system for a PV system

A roof mounting system for a PV system
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A strip of OSB sheathing is installed along the perimeter when retrofitting a flat roof with a parapet

A strip of OSB sheathing is installed along the perimeter when retrofitting a flat roof with a parapet
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A thermosiphon solar hot water system heats a fluid in the solar collector; the heated fluid heats potable water in a roof top tank.

A thermosiphon solar hot water system heats a fluid in the solar collector; the heated fluid heats potable water in a roof top tank.
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A typical Las Vegas hot-dry climate home made of wood frame construction and insulated with R-25 expanded polystyrene externally over a drainage plane, with an unvented wood frame insulated attic and roof assembly.

A typical Las Vegas hot-dry climate home made of wood frame construction and insulated with R-25 expanded polystyrene externally over a drainage plane, with an unvented wood frame insulated attic and roof assembly.
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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 typical older masonry home with unreinforced brick walls, wood floors, and a wood roof

A typical older masonry home with unreinforced brick walls, wood floors, and a wood roof
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A waterproof layer of thermoplastic olefin is laid down before installing the solar panels.

A waterproof layer of thermoplastic olefin is laid down before installing the solar panels.
Presentation:

A Whole New World – ENERGY STAR + HVAC Grading

Presentation:

A Whole New World – ENERGY STAR + HVAC Grading

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Add metal connectors to strengthen framing connections in an existing wall from inside the home by removing drywall.

Add metal connectors to strengthen framing connections in an existing wall from inside the home by removing drywall.
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Air seal and insulate drawer and closet boxes in attic kneewalls

Air seal and insulate drawer and closet boxes in attic kneewalls
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Air seal door and window rough openings with backer rod, caulk, or nonexpanding foam

Air seal door and window rough openings with backer rod, caulk, or nonexpanding foam
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Air seal the attic access panel with weatherstripping.

Air seal the attic access panel with weatherstripping.
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Air seal the attic access pull-down stairs opening with weatherstripping.

Air seal the attic access pull-down stairs opening with weatherstripping.
CAD File:

Air sealing at porch roof at 1/2 inch plywood exterior sheathing

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Air sealing at porch roof at 1/2 inch plywood exterior sheathing
CAD File:

Air sealing wall between a porch roof and attic with 1 inch of rigid insulation

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Air sealing wall between a porch roof and attic with 1 inch of rigid insulation
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All ceiling, wall, floor, and slab insulation shall achieve RESNET-defined Grade I installation

All ceiling, wall, floor, and slab insulation shall achieve RESNET-defined Grade I installation