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An example of a vertical California Seismic Valve

An example of a vertical California Seismic Valve
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An indoor water heater should be secured to the wall’s studs to prevent it from moving or tipping over in the event of an earthquake

An indoor water heater should be secured to the wall’s studs to prevent it from moving or tipping over in the event of an earthquake
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An Inset Shear Panel constructed with 2x4 dimensional lumber installed into a 2x6 stud bay

An Inset Shear Panel constructed with 2x4 dimensional lumber installed into a 2x6 stud bay
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An IR camera image shows gaps around HVAC flue pipes allow conditioned air to leak through blown fiberglass into the attic

An IR camera image shows gaps around HVAC flue pipes allow conditioned air to leak through blown fiberglass into the attic
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An unvented cathedralized attic has the air, thermal, and vapor control layers at the roof line

An unvented cathedralized attic has the air, thermal, and vapor control layers at the roof line
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Anchor bolts should be at least 1/2-inch diameter and should be embedded at least 7 inches into the foundation, spaced not more than 6 feet apart, and between 3.5 and 12 inches from each end of the sill plates.

Anchor bolts should be at least 1/2-inch diameter and should be embedded at least 7 inches into the foundation, spaced not more than 6 feet apart, and between 3.5 and 12 inches from each end of the sill plates.
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Application of Spray Foam Insulation Under Plywood and OSB Roof Sheathing

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Attach a strong permanent cover to gable end vents before a severe storm strikes to prevent moisture intrusion.

Attach a strong permanent cover to gable end vents before a severe storm strikes to prevent moisture intrusion.
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Attic access panel air sealing

Attic access panel air sealing
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Attic Eave Minimum Insulation (1)

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Attic Eave Minimum Insulation (2)

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Attic Eave Minimum Insulation (3)

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Attic Hatch Insulation

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Attic Knee Walls

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Attic radiant barriers

Attic radiant barriers
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Attic ventilation fans exhaust hot air from the attic while replacing it with cooler air from the outside through intake vents

Attic ventilation fans exhaust hot air from the attic while replacing it with cooler air from the outside through intake vents
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Baffles provide an air space over the insulation to guide ventilation air from the soffit vents up along the underside of the roof deck

Baffles provide an air space over the insulation to guide ventilation air from the soffit vents up along the underside of the roof deck
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Balanced ventilation strategy for conditioned attic spaces

Balanced ventilation strategy for conditioned attic spaces
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Basement foundation insulated on interior with rigid foam.

Basement foundation insulated on interior with rigid foam.
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Batt insulation is installed at the attic floor

Batt insulation is installed at the attic floor
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Batt insulation is installed in two layers in perpendicular directions against the baffle to full required insulation height

Batt insulation is installed in two layers in perpendicular directions against the baffle to full required insulation height
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Batt insulation is installed in two layers with offset seams against the baffle to full code-required insulation height

Batt insulation is installed in two layers with offset seams against the baffle to full code-required insulation height
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Braced wall lines in a typical house plan, Figure R602.10.1.1 in the IRC

Braced wall lines in a typical house plan, Figure R602.10.1.1 in the IRC
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Brackets are used to child-proof drawers and cabinets.

Brackets are used to child-proof drawers and cabinets.