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A detached garage offers more space to place solar panels with likely fewer roof penetrations and more options for roof pitch and orientation.

A detached garage offers more space to place solar panels with likely fewer roof penetrations and more options for roof pitch and orientation.
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A dormer with an openable window (not shown) can provide access to the roof if flood waters rise too high and too quickly; the dormer should be properly insulated, flashed, and air sealed

A dormer with an openable window (not shown) can provide access to the roof if flood waters rise too high and too quickly; the dormer should be properly insulated, flashed, and air sealed
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A duct test fan is set up for whole duct system testing with attachment to the central duct system inside the ERV cabinet

A duct test fan is set up for whole duct system testing with attachment to the central duct system inside the ERV cabinet
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A duct test fan is set up in an access door of a roof top central ventilation unit using a blower door tarp and blower door frame; this is just one of several ways that this type of test can be set up

A duct test fan is set up in an access door of a roof top central ventilation unit using a blower door tarp and blower door frame; this is just one of several ways that this type of test can be set up
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A duct testing fan is attached to an open horizontal branch of a central exhaust system using flex duct which is part of the duct testing fan’s kit; this test is at rough-in and is being performed on a portion of the total duct system

A duct testing fan is attached to an open horizontal branch of a central exhaust system using flex duct which is part of the duct testing fan’s kit; this test is at rough-in and is being performed on a portion of the total duct system
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A fresh air inlet is ducted to the return side of the home’s central air handler; a motorized damper and electronic controls help balance the flow of fresh incoming air with controlled exhaust to meet ventilation requirements

A fresh air inlet is ducted to the return side of the home’s central air handler; a motorized damper and electronic controls help balance the flow of fresh incoming air with controlled exhaust to meet ventilation requirements
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A hole has been drilled in this ductwork so a static pressure probe can be inserted for a duct leakage test; the hole will be plugged after the test

A hole has been drilled in this ductwork so a static pressure probe can be inserted for a duct leakage test; the hole will be plugged after the test
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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 passive air inlet is one approach to providing makeup air when operating an exhaust-only ventilation system

A passive air inlet is one approach to providing makeup air when operating an exhaust-only ventilation system
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A PV panel anchoring system

A PV panel anchoring system
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A Quick Guide on How to Select a New Stove for Home Heat

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A rigid metal duct vents the exhaust fan.

A rigid metal duct vents the exhaust fan.
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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 theatrical fog machine produces dense fog can be used to blow fog into a duct system to make leaks obvious.

A theatrical fog machine produces dense fog can be used to blow fog into a duct system to make leaks obvious.
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A theatrical fog machine produces dense fog that can be used to blow fog into a duct system to make leaks obvious.

A theatrical fog machine produces dense fog that can be used to blow fog into a duct system to make leaks obvious.
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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.