Showing results 301 - 350 of 4313
Image
Allow two to three feet of straight duct run from the fan exhaust port to the first elbow
Image
Alter Eco built this attached housing home in the mixed-humid climate in Bridgeport, PA, and certified it to DOE Zero Energy Ready Home specifications in 2020.
Image
Although crawlspaces are not recommended in flood-prone areas, they can be designed or retrofitted to greatly increase resistance to flood damage.
Image
Image
Amaris built this custom spec home in the cold climate in Afton, MN, and certified it to DOE Zero Energy Ready Home specifications in 2020.
Image
Amaris Custom Homes built this custom for buyer home in the cold climate in Eden Prairie, MN, and certified it to DOE Zero Energy Ready Home specifications in 2019.
Image
Amaris Homes built this custom for buyer home in the cold climate in Apple Valley, MN, and certified it to DOE Zero Energy Ready Home specifications in 2016.
Image
Amaris Homes built this custom home in the cold climate in Vadnais Heights, MN, and certified it to DOE Zero Energy Ready Home specifications in 2015.
Image
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.
Image
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.
Image
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.
Image
Image
An air vent mounted high on the radiator will shut quickly and limit the radiator’s heat output
Image
An air vent mounted low on the radiator will allow more steam to enter the radiator before it shuts
Image
An all-terrain forklift is used to move and stage the panels
Image
An alternative design includes strapping the tank to concrete counterweights on opposite sides of the tank.
Image
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
Image
Image
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.
Image
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.
Image
Image
An energy monitoring system helps the homeowners track energy usage and solar power production.
Image
An energy rater uses a duct blower to test HVAC duct air leakage.
Image
An energy rater will check for dry rot and moisture problems as well as air leakage around windows and doors.
Image
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.
Image
An energy recovery ventilator provides filtered fresh air to every room in the house.
Image
An energy recovery ventilator with a MERV 13 filter supplies clean, fresh air to the entire home.
Image
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.
Image
An erosion control blanket protects the slope from erosion and provides favorable conditions for bank revegetation
Image
An ERV provides fresh air to the home while removing stale air and recovering heat.
Image
An example of a vertical California Seismic Valve
Image
An exhaust fan flow meter and manometer are used to measure air flow at air inlet terminals with airflow up to about 120 cfm
Image
An exhaust fan pulls damp air out of a retrofitted sealed crawlspace while drawing in dry air from the living space
Image
An extensive battery storage system saves solar-generated power in this 4-unit multifamily building for use during evening peak hours.
Image
An exterior metal staircase was added to this concrete building for roof access and refuge during tsunamis in Kesennuma, Japan
Image
An exterior wall braced using the let-in-bracing (LIB) method with no exterior sheathing
Image
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.
Image
Image
An in-line airflow station installed in rigid duct provides a location to measure ventilation airflow
Image
An in-line exhaust fan supplements the ability to exhaust moisture-laden air and lint from a dryer
Image
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
Image
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
Image
An infrared camera can show heat transfer and air leaks not visible to the naked eye.
Image
An innovative U-shaped heat pump offers SEER 15 efficiency and operation with smart phones
Image
An Inset Shear Panel constructed with 2x4 dimensional lumber installed into a 2x6 stud bay
Image
An insulated spline is another option for avoiding thermal bridging at SIP panel seams
Image
An interior bathroom left partially intact after an EF4 tornado in Tuscaloosa, AL, 2011
Image
An interior closet left partially intact after an EF4 tornado in Tuscaloosa, AL, 2011
Image
An IR camera image shows gaps around HVAC flue pipes allow conditioned air to leak through blown fiberglass into the attic
Image
