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An example of the water budget tool report for determining a home's landscaping irrigation needs.
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DOE's Building Energy Codes Program tracks the status of state energy code adoption and state equivalency to various versions of the International Energy Conservation Code.
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Example of the advanced framing technique, double-stud wall cavity, which will later be filled with blown insulation
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Imery & Company built this custom for buyer home in the mixed-humid climate in Lilburn, GA, and certified it to DOE Zero Energy Ready Home specifications in 2018.
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Impervious surfaces like patio slabs, sidewalks, and driveways that are within 10 feet of the home should slope away from the house.
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Install mesh insect barrier along the bottom of the rain screen behind the exterior cladding of above-grade walls
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Place plants at least 18 inches from the building's walls and foundation and direct irrigation water to spray away from the structure.
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Right - Drywall is installed as an air barrier above the central hallway duct chase prior to installing the trunk ducts.
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Taped plywood provides an air barrier beneath the cork insulation installed on the exterior of this home.
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These folding louvered porch doors provide effective shade from low-angle east and west sunlight and can open for views; the photovoltaic panels overhead allow in filtered natural light
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![[bundle] design studio built this attached home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2021.](https://basc.pnnl.gov/sites/default/files/images/2021-Bundle-Flc-1-Aerial-Front-Elevation-Roof.jpg)
[bundle] design studio built this attached home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2021.
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![[bundle] Design Studio built this custom for buyer home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2021.](https://basc.pnnl.gov/sites/default/files/images/2021-Bundle-Mid-1-Front-Elevation-Yard.jpg)
[bundle] Design Studio built this custom for buyer home in the marine climate in Bellingham, WA, and certified it to DOE Zero Energy Ready Home specifications in 2021.
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![[bundle] design studio built this custom spec home in the marine climate in Bellingham, WA, and certified it to Zero Energy Ready Home in 2016.](https://basc.pnnl.gov/sites/default/files/images/2016_Bundle_Birch-1-Front.jpg)
[bundle] design studio built this custom spec home in the marine climate in Bellingham, WA, and certified it to Zero Energy Ready Home in 2016.
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A 1- and ½-story home with a room located in the attic and the thermal boundary located at either a) the walls and ceiling of the attic room with small vented attic spaces or b) the roof line for an unvented attic
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A 5,000- 6,000 Btu/hr air conditioner drawing about 500 watts can be installed in one window of a designated cool room (it is important that the installation is insulated and well-sealed
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A battery storage system can provide reliable back-up power during a grid power outage
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A battery storage system's capacity is shown using three different usage approaches.
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A blower door is installed in a doorway and is ready for testing
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A boiler system can be set up with primary and secondary loops to supply hot water for multiple uses
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A braced water heater is attached to a raised platform that is anchored to the floor
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A builder, energy efficiency consultant, and crew supervisor inspect a spray foam installation.
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A Category I induced draft boiler uses an induced draft fan to pull air through the combustion chamber and to the flue
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A caulk gun is a simple but power tool for sealing narrow cracks between framing and around penetrations.
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A central fan-integrated supply system uses a fresh air intake ducted to the home's central furnace or air handler unit to supply fresh air throughout the home
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A coated OSB product with taped seams covers the walls to serve as both sheathing and weather-resistant barrier.
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A combination of brackets and self-locking drawers. Drawer closures should be used to protect the home during seismic events.
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A concrete slab floor can be elevated above local grade as a strategy to prevent flood damage.
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A cone or disc of plastic or sheet metal can be installed on pipes and downspouts to prevent rodents from climbing up the outside and gaining access to the roof
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A constant airflow regulator is a modulating orifice that automatically regulates airflows in duct systems to constant levels
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A constant airflow regulator is fitted into the neck of the supply duct to control air flow to deliver the design airflow regardless of pressure variations
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A continuous drainage mat rainscreen made from vacuum-molded plastic provides uniform support for the siding and allows moisture to flow horizontally and diagonally in addition to vertically.
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A continuous layer of polyethylene covers the crawlspace floor and is attached to the wall with wood nailing strips
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A continuous load path uses structural connections to transfer horizontal and vertical loads from the roof to the foundation to help keep the building intact in high-wind and seismic events
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A continuum of green (soft) to grey (hard) shoreline stabilization techniques used to mitigate the effects of erosion
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A cool roof utilizes materials with high solar reflectance and thermal emittance to reflect solar energy and reduce heat gain to the home
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A cool room should have low enough heat gains to be easily cooled by a small single-zone cooling system such as a mini-split or a window air-conditioner as shown here
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A Corsi-Rosenthal Box is a highly effective DIY air cleaner made of easy to obtain materials such as HVAC filters, a box fan, cardboard, and tape
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A cross-section of a vinyl-framed window showing metal reinforcement which helps support the window and prevent collapse if exposed to heat from a fire.