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Showing results 301 - 350 of 4253
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Amaris Homes built this custom spec home in the cold climate in Afton, MN, and certified it to DOE Zero Energy Ready Home specifications in 2017.
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Amerisips Homes LLC of South Carolina, built this traditional home on Johns Island, SC, and certified it to DOE Zero Energy Ready Home specifications in 2014.
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Amerisips Homes LLC of South Carolina, built this traditional home on Johns Island, SC, and certified it to DOE Zero Energy Ready Home specifications in 2014.
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An air vent mounted high on the radiator will shut quickly and limit the radiator’s heat output
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An air vent mounted low on the radiator will allow more steam to enter the radiator before it shuts
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An all-terrain forklift is used to move and stage the panels
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An alternative design includes strapping the tank to concrete counterweights on opposite sides of the tank.
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An anchor side plate is used to connect the concrete foundation to the sill plate from the exterior as part of a seismic retrofit when the sill plate is not accessible from the interior of the home
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An array of 13.4 kW of solar panels form a waterproof roof for this porch that allows 15% of sunlight to filter through while the dual-surface panels produce power from the top and from any sunlight reflected up onto their lower surface.
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An earthquake-actuated automatic gas shutoff valve is attached to the natural gas pipeline between the meter and the house, downstream of the meter, to stop the flow of gas into the house if an earthquake occurs.
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An energy monitoring system helps the homeowners track energy usage and solar power production.
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An energy rater uses a duct blower to test HVAC duct air leakage.
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An energy rater will check for dry rot and moisture problems as well as air leakage around windows and doors.
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An energy recovery ventilator draws in fresh outside air that is filtered and circulated by the central air handler, while stale air from central returns is routed through the ERV to exchange heat before being exhausted outside.
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An energy recovery ventilator provides filtered fresh air to every room in the house.
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An energy recovery ventilator with a MERV 13 filter supplies clean, fresh air to the entire home.
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An engineered bioswale uses perforated pipe laid in rock and landscape fabric at the bottom of a vegetated trench to direct water away from a site.
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An erosion control blanket protects the slope from erosion and provides favorable conditions for bank revegetation
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An ERV provides fresh air to the home while removing stale air and recovering heat.
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An example of a vertical California Seismic Valve
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An exhaust fan flow meter and manometer are used to measure air flow at air inlet terminals with airflow up to about 120 cfm
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An exhaust fan pulls damp air out of a retrofitted sealed crawlspace while drawing in dry air from the living space
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An extensive battery storage system saves solar-generated power in this 4-unit multifamily building for use during evening peak hours.
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An exterior metal staircase was added to this concrete building for roof access and refuge during tsunamis in Kesennuma, Japan
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An exterior wall braced using the let-in-bracing (LIB) method with no exterior sheathing
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An externally insulated slab-on-grade is pest-protected by a metal termite shield under sill plate, metal-flashing-wrapped foam under siding, a removable inspection strip of PVC-covered foam, and 2 feet of gravel next to the foundation.
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An in-line airflow station installed in rigid duct provides a location to measure ventilation airflow
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An in-line exhaust fan supplements the ability to exhaust moisture-laden air and lint from a dryer
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An independent ducted dehumidifier draws air from and supplies air to the living space using its own ducts, not ducts that are connected to the HVAC system
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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
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An infrared camera can show heat transfer and air leaks not visible to the naked eye.
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An innovative U-shaped heat pump offers SEER 15 efficiency and operation with smart phones
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An Inset Shear Panel constructed with 2x4 dimensional lumber installed into a 2x6 stud bay
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An insulated spline is another option for avoiding thermal bridging at SIP panel seams
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An interior bathroom left partially intact after an EF4 tornado in Tuscaloosa, AL, 2011
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An interior closet left partially intact after an EF4 tornado in Tuscaloosa, AL, 2011
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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
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An on-demand hot water pump speeds water delivery to the low-flow plumbing fixtures for significant water and energy savings.
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An outdoor shower off the master bathroom keeps heat and humidity outside for this hot-humid climate home.
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An outside air duct brings in fresh air that is filtered and distributed to the home through the heat pump’s air handler and ducts. The system is electronically controlled in conjunction with the home’s exhaust fans for balanced ventilation.
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An ultra-efficient layer of R-20 rigid foam foundation insulation covers the ground underneath the vapor barrier and radiant floor loops, which will circulate water heated by an ultra-efficient geo heat pump.
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An underground fuel tank is anchored onto poured-in-place concrete counterweights.
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An uninsulated (or existing insulated) basement slab is retrofitted to reduce moisture transmission by sealing with epoxy paint
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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.