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This breakaway wall panel was prevented from breaking away cleanly by utility penetrations.

This breakaway wall panel was prevented from breaking away cleanly by utility penetrations.
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This central heat pump water heating system with a hot water circulation loop that returns to the primary storage tank relies on a multi pass heat pump to provide both primary DHW heating and hot water circulation temperature maintenance

This central heat pump water heating system with a hot water circulation loop that returns to the primary storage tank relies on a multi pass heat pump to provide both primary DHW heating and hot water circulation temperature maintenance
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This central heat pump water heating system with a hot water circulation loop that returns to the primary storage tank relies on a single pass heat pump to provide both primary DHW heating and hot water circulation temperature maintenance

This central heat pump water heating system with a hot water circulation loop that returns to the primary storage tank relies on a single pass heat pump to provide both primary DHW heating and hot water circulation temperature maintenance
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This cold-climate heat pump can meet >90% of this home’s heating needs, even in Cordova, Alaska.

This cold-climate heat pump can meet >90% of this home’s heating needs, even in Cordova, Alaska
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This cold-climate heat pump provides heat at 77% capacity at 5°F, and 57% of capacity at -5 °F.

This cold-climate heat pump provides heat at 77% capacity at 5°F, and 57% of capacity at -5 °F
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This cold-climate heat pump provides heating and cooling for a home in Cordova, Alaska.

This cold-climate heat pump provides heating and cooling for a home in Cordova, Alaska
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This concrete block foundation cracked due to lack of steel rebar reinforcement.

This concrete block foundation cracked due to lack of steel rebar reinforcement.
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This double French drain provides drainage for a significant volume of storm water.

This double French drain provides drainage for a significant volume of storm water.
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This ducted mini-split heat pump was installed in the unvented, conditioned attic and ducted with short duct runs to several nearby rooms.

This ducted mini-split heat pump was installed in the unvented, conditioned attic and ducted with short duct runs to several nearby rooms.
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This ductless wall-hung indoor unit has supplemental air filters (outlined in red), which only filter a portion of the airflow; most of the air bypasses the supplementary filters and only passes through the standard mesh filters.

This ductless wall-hung indoor unit has supplemental air filters (outlined in red), which only filter a portion of the airflow; most of the air bypasses the supplementary filters and only passes through the standard mesh filters.
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This enclosed foundation has been undermined by erosion and scouring from coastal floodwaters.

This enclosed foundation has been undermined by erosion and scouring from coastal floodwaters.
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This fastener schedule for metal panel siding shows denser spacing for the end panels to resist stronger wind pressures. Some manufacturers specify that panels be installed with the prevailing wind - in this example wind direction is right to left.

This fastener schedule for metal panel siding shows denser spacing for the end panels to resist stronger wind pressures. Some manufacturers specify that panels be installed with the prevailing wind - in this example wind direction is right to left.
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This fully packaged/skid-mounted central heat pump water heating system was shipped to the building on a truck and craned into location

This fully packaged/skid-mounted central heat pump water heating system was shipped to the building on a truck and craned into location
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This fully specified central heat pump water heating system has four individual outdoor heat pump units plumbed in parallel to indoor storage tanks

This fully specified central heat pump water heating system has four individual outdoor heat pump units plumbed in parallel to indoor storage tanks
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This garage door was blown from its track by positive wind pressure and adhesive-set roof tiles were pulled up but the windows were protected by roll-up shutters from the 140 to 160 mph hurricane winds.

This garage door was blown from its track by positive wind pressure and adhesive-set roof tiles were pulled up but the windows were protected by roll-up shutters from the 140 to 160 mph hurricane winds.
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This Heat Pump changes EVERYTHING | R290 Heat Pump

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This heat pump compressor unit is elevated to avoid ground moisture and flooding, but water dripping from the roof above froze on the unit in winter, encasing it in ice.

This heat pump compressor unit is elevated to avoid ground moisture and flooding, but water dripping from the roof above froze on the unit in winter, encasing it in ice.
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This heat pump water heater has been fitted with ducts to exhaust its waste cooling into the occupied living area

This heat pump water heater has been fitted with ducts to exhaust its waste cooling into the occupied living area
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This Heat Pump Water Heater has Pipe insulation installed on the hot water line (on left) and on the cold water line (on right)

This Heat Pump Water Heater has Pipe insulation installed on the hot water line (on left) and on the cold water line (on right)
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This heat pump water heater is centrally located in a laundry room so that all hot water uses are less than 15 feet from the tank.

This heat pump water heater is centrally located in a laundry room so that all hot water uses are less than 15 feet from the tank.
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This Heat Pump Water Heater is Sitting on an Insulation Pad to Reduces Heat Losses

This Heat Pump Water Heater is sitting on an insulation pad to reduces heat losses
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This hip-roofed home survived high winds with little to no damage.

This hip-roofed home survived high winds with little to no damage.
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This home constructed in a V Zone in Bolivar Peninsula, Texas, had the bottom beam of the lowest floor at the BFE (dashed line) but the estimated wave crest during Hurricane Ike was 3 to 4 feet higher (solid line).

This home constructed in a V Zone in Bolivar Peninsula, Texas, had the bottom beam of the lowest floor at the BFE (dashed line) but the estimated wave crest during Hurricane Ike was 3 to 4 feet higher (solid line).
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This home has hurricane straps at every roof truss to attach the roof to the exterior wall top plate for increased resistance to wind uplift (Source: David Weekly Homes).

This home has hurricane straps at every roof truss to attach the roof to the exterior wall top plate for increased resistance to wind uplift (Source: David Weekly Homes).