Showing results 1 - 18 of 18
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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
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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.
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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.
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A metal storm panel is installed in a track permanently mounted above and below the window frame and secured with wing nuts to studs mounted on the track.
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Add metal connectors to strengthen framing connections in an existing wall from inside the home by removing drywall.
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Correct seismic retrofit hardware for securing the sill plate to foundation wall
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How to reinforce a chimney to resist earthquakes and high winds – side and top views.
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Step 1. Remove the existing wall cladding to prepare to retrofit an exterior wall.
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Step 2. Install a continuous air and water control layer over the existing wall sheathing.
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Step 3. Apply urethane sealant around the duct or pipe in the retrofitted exterior wall.
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Step 4. Install insulating sheathing and vertical furring strips on the retrofitted exterior wall; seal around pipe or duct with urethane sealant.
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Step 5. Install sheathing tape flashing over the duct or pipe and wood blocking on either side for later attachment of trim.
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Step 6. Install vent hood trim block, metal cap flashing; seal top edge of flashing with sheathing tape.
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