DOE Tour of Zero: Reclaimed Modern by Dwell Development
Photos
1/19
Dwell Development built this 3,140-square-foot home in Seattle, Washington, to the performance criteria of the U.S. Department of Energy Zero Energy Ready Home (ZERH) program.
Photo courtesy of Dwell Development
2/19
This three-story modern urban in-fill home achieved all of the certifications of the DOE Zero Energy Ready Home program as well as a 5-star rating from the Snohomish and King Co. Master Builders Association’s BuiltGreen program.
Photo courtesy of Dwell Development
3/19
Energy-saving advanced framed walls use 2-by-8 framing filled with dense-packed cellulose (R-27). The OSB sheathing was covered with a fluid-applied asphalt weather-resistant barrier that was also used for window flashing. The wall assembly was finished with reclaimed metal and fiber cement siding.
Photo courtesy of Dwell Development
4/19
The 7.39 kW of solar electric panels are mounted to the standing seam metal roof.
Photo courtesy of Dwell Development
5/19
A thermoplastic polyolefin roofing membrane provides water protection on the flat and sloped roofs.
Photo courtesy of Dwell Development
6/19
Pervious gravel helps to manage water runoff in the outdoor living spaces around the home.
Photo courtesy of Dwell Development
7/19
The home’s slab-on-grade foundation is wrapped in R-20 of XPS rigid foam insulation.
Photo courtesy of Dwell Development
8/19
The three-story home’s balanced fresh air system uses a continuously operating heat recovery ventilator (HRV) that is separately ducted to provide fresh air to every room and exhaust air from the bathrooms and laundry.
Photo courtesy of Dwell Development
9/19
The stained concrete floors provide thermal mass, absorbing heat from south-facing windows and releasing it back into the rooms at night.
Photo courtesy of Dwell Development
10/19
Every faucet in the home is EPA WaterSense-rated for water savings.
Photo courtesy of Dwell Development
11/19
The home's comprehensive indoor air quality system includes no-VOC-rated paints and finishes. Countertops use recycled glass to enhance the home's resource efficiency.
Photo courtesy of Dwell Development
12/19
The home’s high-efficiency appliances include an ENERGY STAR-labeled refrigerator, dishwasher, and clothes washer.
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13/19
All of the home’s lighting is energy efficient, including a mix of 20% LED and 80% compact fluorescent light fixtures.
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14/19
The home uses ultra-efficient windows with triple-pane glass filled with argon gas, PVC-frames, and advanced low-emissivity coating that lets in visible light while retaining heat in winter and blocking unwanted solar heat in summer.
Photo courtesy of Dwell Development
15/19
All of the home’s plumbing fixtures are WaterSense labeled, providing energy and water savings.
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16/19
The high-efficiency endless hot water system uses a 93% efficient tankless gas water heater.
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17/19
ENERGY STAR ceiling fans provide cooling air movement while reducing the need for refrigerant-based air conditioning.
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18/19
The high-performance insulation system includes dense-packed blown cellulose in the advanced-framed walls (R-27) and attic (R-70 to R-90).
Photo courtesy of Dwell Development
19/19
The fluid-applied asphalt coating provides a weather-resistant, moisture-resistant layer around the house, serving as a continuous drainage plane and flashing for window and door openings.