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Climate Zones Where a Heat Pump Water Heater can be Installed in Unconditioned Space

Climate Zones Where a Heat Pump Water Heater can be Installed in Unconditioned Space
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Closed-cell foam pipe

Closed-cell foam pipe
Presentation:

Cold Climate Air Source Heat Pump Strategies

Presentation:

Cold Climate Air Source Heat Pump Strategies

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Compare gas tankless water heater efficiencies on the Energy Guide labels or look for the ENERGY STAR label

Compare gas tankless water heater efficiencies on the Energy Guide labels or look for the ENERGY STAR label
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Core plumbing layout

Core plumbing layout
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Core plumbing layout - plumbing diagram long-trunk-short twig.

Core plumbing layout - plumbing diagram long-trunk-short twig.
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Core plumbing layout – plumbing diagram long-trunk-short twig

Core plumbing layout – plumbing diagram long-trunk-short twig
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Design Snow Loads Map for the United States, adapted from ASCE 7-10, Figure 7-1

Design Snow Loads Map for the United States, adapted from ASCE 7-10, Figure 7-1
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Desuperheater for domestic hot water

Desuperheater for domestic hot water
Case Study:

DOE ZERH HIA 2014 Case Study: One Sky Homes, Cottle Zero Net Energy Home, San Jose, CA

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Drainback active indirect system

Drainback active indirect system
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During drought periods, an integrated back-up system adds city water to maintain the Durable Energy home’s 11,500-gallon cistern at 25% capacity or more.

During drought periods, an integrated back-up system adds city water to maintain the Durable Energy home’s 11,500-gallon cistern at 25% capacity or more.
Presentation:

Efficient Hot Water Distribution Part 1: What’s at Stake

Efficient Hot Water Distribution Part 1: What’s at Stake
Presentation:

Efficient Hot Water Distribution Part 2: How to Get it Right

Efficient Hot Water Distribution Part 2: How to Get it Right
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Efficient showerheads can save 2,900 gallons of water per year.

Efficient showerheads can save 2,900 gallons of water per year.
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ENERGY STAR climate zone map for windows

ENERGY STAR climate zone map for windows
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Evaporative Cooler Sizing in ACH based on wet-bulb temperatures at 1% summer design conditions

Evaporative Cooler Sizing in ACH based on wet-bulb temperatures at 1% summer design conditions
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Example standalone dehumidifier option in a 1-story home closet

Example standalone dehumidifier option in a 1-story home closet
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Extreme weather, such as wind, fire, flood, or extreme heat (included in the Severe Weather category above) causes most large electric disturbance events in the U.S (defined as affecting at least 50,000 customers) (data from 2000-2016)

Extreme weather, such as wind, fire, flood, or extreme heat (included in the Severe Weather category above) causes most large electric disturbance events in the U.S (defined as affecting at least 50,000 customers) (data from 2000-2016)
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Foam holes for plumbing in the top plate, sill plate, or subfloor

Foam holes for plumbing in the top plate, sill plate, or subfloor
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For homes built in high probability flood zones, move all possible plumbing equipment above the Base Flood Elevation (BFE), shown here as “Flood Protection Level;” equipment that cannot be moved should be watertight to resist floodwater

For homes built in high probability flood zones, move all possible plumbing equipment above the Base Flood Elevation (BFE), shown here as “Flood Protection Level;” equipment that cannot be moved should be watertight to resist floodwater
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Foundation heat exchanger installed in overcut around a basement wall

Foundation heat exchanger installed in overcut around a basement wall
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Gaskets provide air sealing around the plumbing fixtures.

Gaskets provide air sealing around the plumbing fixtures.