Log in or register to create Field Kits and Sales Worksheets. Why register?

Case Studies

This library contains research reports produced by the Building America program and other building science resources used to support this Solution Center. The materials cover both new construction and existing homes. Use the search box and/or the filters to explore hundreds of residential building resources. Access to some references not produced by Building America may require purchase from the publisher. Documents are listed alphabetically. While we continually update our database, links may have changed since posting. Please contact our webmaster if you find broken links.

Author(s): Less, Walker
Organization(s): LBNL
Publication Date: August, 2014

Report including testing and analysis of deep energy retrofits of existing single-family homes in the U.S.

Author(s): Logue, Turner, Walker, Singer
Organization(s): LBNL
Publication Date: August, 2015
Changing the air exchange rate of a home (the sum of the infiltration and mechanical ventilation airflow rates) affects the annual thermal conditioning energy. Large-scale changes to air exchange rates of the housing stock can significantly alter the residential sectorÕs energy consumption. However, the complexity of existing residential energy...
Author(s): BSC
Organization(s): BSC
Publication Date: February, 2009
Case study describing a building project in the mixed-humid climate zone.
Author(s): BSC
Organization(s): BSC
Publication Date: April, 2010
Case study describing a retrofit project in the cold and very-cold climate zones.
Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2009

Case study about new home construction in the hot-dry and mixed-dry climate zones.

Author(s): PNNL
Organization(s): PNNL
Publication Date: December, 2010

Case study describing a building project in the cold and very-cold climate zones.

Author(s): PNNL
Organization(s): PNNL
Publication Date: January, 2011

Case study describing a building project in the cold and very-cold climate zones.

Author(s): PNNL
Organization(s): PNNL
Publication Date: December, 2010

Case study describing a building project in the cold and very-cold climate zones.

Author(s): PNNL
Organization(s): PNNL, BSC, NREL
Publication Date: December, 2010

Case study describing a multi-family town home project constructed for the City of Aspen, Colorado, with assistance from the U.S. DOE Building America research team Building Science Corporation and the National Renewable Energy Laboratory.

Author(s): DOE
Organization(s): DOE
Publication Date: January, 2008
Case study describing a building project in the hot-dry and mixed-dry climate zones.
Author(s): DOE
Organization(s): DOE
Publication Date: January, 2008

Case study describing a building project in the hot-humid climate zone.

Author(s): DOE
Organization(s): DOE
Publication Date: January, 2009
Case study describing a building project in the hot-dry and mixed-dry climate zones.
Author(s): DOE
Organization(s): DOE
Publication Date: January, 2008

Case study describing a building project in the hot-dry and mixed-dry climate zones.

Author(s): PNNL
Organization(s): PNNL
Publication Date: December, 2009

Case study about new home construction in the hot-humid climate, optimizing thermal enclosure, HVAC, water heating and lighting measures.

Author(s): DOE
Organization(s): DOE
Publication Date: October, 2009

Builder's Challenge case study.

Author(s): PNNL
Organization(s): PNNL
Publication Date: December, 2009

Builder's Challenge case study.

Author(s): DOE
Organization(s): DOE
Publication Date: December, 2008

Case study describing building in cold and very cold climates.

Author(s): DOE
Organization(s): DOE
Publication Date: October, 2008
Demonstration project of a zero net energy home in Las Vegas, NV.
Author(s): BSC
Organization(s): BSC
Publication Date: July, 2010

Case study describing project conducted by Habitat for Humanity of Greater Lowell (HfHGL) and Building Science Corporation (BSC).

Author(s): BSC
Organization(s): BSC
Publication Date: July, 2012

Case study of a Concord four-square home retrofitted by Building Science Corporation in Massachusetts.

Author(s): BSC
Organization(s): BSC
Publication Date: July, 2010

Case study of a Concord Cape Cod style home began in August 2008 by architects and engineers at Buliding Science Corporation, who developed the drawing set and specifications for the high performance custom home to be built in Concord, Massachusetts.

Author(s): BA-PIRC, FSEC
Organization(s): BA-PIRC, FSEC
Publication Date: April, 2015
Author(s): PNNL
Organization(s): LBNL, PARR, PNNL
Publication Date: December, 2014

Case study describing a DOE 2014 top innovation on development of a standardized testing method for testing the air leakage of HVAC air handlers and furnace cabinets developed by Lawrence Berkeley National Laboratory.

Author(s): BSC
Organization(s): BSC
Publication Date: February, 2009
Case study describing a building project in the cold and very-cold climate zones.
Author(s): PNNL, ORNL
Organization(s): PNNL, ORNL
Publication Date: December, 2010

Case study about a 20-unit community of energy-efficient duplexes in Massachusetts that incorporated solar water heating and photovoltaics.

Author(s): BSC
Organization(s): BSC
Publication Date: December, 2008
Case study about a new construction project in Hilton Head, SC utilizing a whole-house performance approach.
Author(s): BSC
Organization(s): BSC
Publication Date: June, 2009
Case study describing a building project in the mixed-humid climate zone.
Author(s): Brand, Cautley, Bohac, Francisco, Shen, Gloss
Organization(s): NREL
Publication Date: November, 2015
Report on comubsion safety simplified test protocol.
Author(s): BSC
Organization(s): BSC
Publication Date: July, 2010
Case study about a new construction project designed to achieve an 87% reduction in source energy use when compared to the 2009 Building America Benchmark.
Author(s): Less, Walker
Organization(s): LBNL
Publication Date: August, 2015

Guidance document on deep energy retrofits.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in west Connecticut that scored HERS 39 without solar PV. The 3,000 ft2 two-story home has R-33 double-walls, R-72 flat roof with closed-cell foam and blown cellulose, an ERV, and LED lighting.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Exeter, Rhode Island, that scored HERS 43 without PV. This 2,000 ft2 custom home has a spray- foamed attic and walls, plus rigid foam sheathing, ducted mini-split heat pumps, and an HRV.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study about a Zero Energy Ready Home construction project in the marine climate.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Seattle, WA, that scored HERS 34 without PV. This 2,000 ft2 system home has R-45 double-stud walls, an unvented flat roof with 2 inches of spray foam plus 18 inches blown cellulose, R-42 XPS under slab, triple-pane windows, and a ductless mini-split heat pump.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready in Long Island, NY, that scored HERS 43 without PV. This 5,088 ft2 custom home has R-25 double-stud walls, a vaulted roof with R-40 blown cellulose, R-10 XPS under slab, a hydro air system with 91% efficient boiler for forced air and radiant floor heat, and 100% LED lights.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Herriman, UT, that scored HERS 40 without PV, -1 with PV. This 4,111 ft2 production home has R-23 advanced framed walls, and a vented attic with R-60 blown fiberglass.

Author(s): PNNL
Organization(s): PNNL
Publication Date: October, 2013

Case study of a DOE Zero Energy Ready Home in Ithaca, NY, that scored HERS 50 without PV. These 1,160 ft2 affordable town houses have R-20 advance framed walls, R-52 blown cellulose in attic, radiant heat with 92.5 AFUE boiler, and triple-pane windows.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Ellenton FL that scored HERS 53 without PV, HERS 23 with PV. This 1,143 ft2 affordable home has R-23 ICF walls, a spray-foamed sealed attic, solar hot water, and a ducted mini-split heat pump.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Phoenix AZ that scored HERS 58 without PV or HERS 38 with PV. This 1,700 ft2 affordable home has R-21 framed walls, a sealed closed-cell spray foamed attic, an air-source heat pump with forced air, and a solar combo system that provides PV, hot water, and space heating.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study about a DOE Zero Energy Ready Home in Frederick MD that scored HERS 43 without PV, HERS 28 with PV. This 4,516 ft2 custom home comes standard with a geothermal heat pump, SIP walls, spray-foamed unvented roof, and ERV.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Libertyville IL that scored HERS 45 without PV. This 2,763 ft2 custom home has advanced framed walls with R-20 of open-cell spray foam, R-49 open-cell spray-foam sealed attic, an HRV, and a tankless water heater for hydro coil furnace with high-velocity, small-diameter ducts.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study about a DOE Zero Energy Ready Home in Devens MA that scored HERS 35 without PV or HERS -37 with PV. This 2,508 ft2 custom home has R-46 double-stud walls with open–cell spray foam, a vented attic with R-67 blown cellulose, plus R-10 rigid XPS under the slab, R-20 closed-cell spray foam on basement walls, triple-pane windows,...

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Devens MA that scored HERS 34 without PV or HERS -21 with PV. This 3,168 ft2 custom home has R-46 double-stud walls, a vented attic with R-67 blown cellulose, plus R-10 rigid XPS under the slab, R-20 closed-cell spray foam on basement walls, triple-pane windows, and mini-split ductless heat pumps....

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study of a DOE Zero Energy Ready Home in Downers Grove IL that scored HERS 35 without PV. This 3,600 ft2 custom home has advanced framed walls with R-23 dense-packed fiberglass plus R-13 rigid polyiso, a sealed attic with open-cell spray foam, a pier foundation, and 95% efficient gas furnace.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2013

Case study describing a 4,763 ft2 certified Passive House that achieved HERS 27 without PV through the construction of R-54 walls that use ICF plus fiberglass cavity insulation, an R-100 vented attic, extensive air sealing and flashing, triple-pane windows, ductless heat pumps, and solar hot water.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2014

Case study about a DOE 2014 Housing Innovation Award winner.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2014

Case study about a DOE 2014 Housing Innovation Award winner.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2014

The home is the builder’s first home certified to the Passive House Institute standard and their first certified to the high energy performance standards of the U.S. Department of Energy’s Zero Energy Ready Home program.

Author(s): PNNL
Organization(s): PNNL
Publication Date: September, 2014

Case study about a DOE 2014 Housing Innovation Award winner.

Author(s): PNNL
Organization(s): PNNL
Publication Date: February, 2014

Case Study describing a DOE Zero Energy Ready Home construction project in Florida that recieved a HERS score of 49.

Pages