Case Studies

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

Case study describing the Green Home 3 project, which achieved a 44% whole-house energy savings over the Building America New Construction B10 Benchmark, DOE Zero Energy Ready Home certification, and National Green Building Standard Gold-level certification.

Case study describing a building project in the marine climate.

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

Case study describing a builder in Georgia that designs energy-efficient homes for a green community, yielding homes with HERS scores as lowas 59 and electric bills as low as $50 a month.

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

Case study describing a new construction project in Florida with a HERS score of 15.

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

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

Case study describing a new construction project in the marine climate zone.

Case study describing new home construction in the marine climate that achieved 50% savings over the 2004 IECC.

Case study describing a high performance test home incorporating best practices for energy efficiency.

Case study describing a new construction building project of 20 luxury homes in northern New Jersey that were more energy efficient than ENERGY STAR and met the 50% energy savings requirements of the federal tax credit for new homes.

Case study describing a new construction building project of 20 homes that earned HERS scores that represent greater than 50% energy savings in heating and cooling over the 2004 IECC.

Case study describing two new construction projects in Florida built to be net zero energy homes.

Case study describing a production builder that achieves HERS scores of 60, compared to 85 for other builders that build new homes to Florida code.

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

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

Case study describing the origins and operation of a Kalamazoo-based home performance contractor.

Case study describing the New American Home project.

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

Case study describing a panelized construction method for stud walls with continuous rigid foam insulation.

Case study describing research about spray foam roof insulation and moisture management.

Case study describing how using buried and/or encapsulated ducts can reduce duct thermal losses in existing homes.

Case study describing optimal design and limitations of cladding attachments over exterior sheathings.

Case study describing the elimination of excessive humidity in the attic of a multi-floor, single-family home that was causing condensation and water damage along the roof and eaves.

Case study describing installation of exterior rigid foam insulation on a slab foundation.

Case study describing field testing of an unvented roof with fibrous insulation and tiles.

Case study describing a package of energy- efficiency measures for new manufactured homes in the Pacific Northwest, including triple-pane highly efficient windows.

Case study describing methods to retrofit foundations and basements in climate zones 6 and 7.

Case study describing research about using exterior, vapor permeable insulation of retrofit walls with vapor permeable cavity insulation.

Case study describing techniques used to prevent thermal bypass in new homes.

Case study describing how a properly designed duct system is essential for keeping a home comfortable, managing indoor air quality, and maximizing the performance of heating and cooling equipment.

Case study describing retrofit measures for embedded wood members in insulated mass masonry walls.

Case study describing methods to seal crawl spaces in cold climate homes with integrated whole-house ventilation systems.

Case study describing a stand-off furring strategy that minimizes the physical connections to each existing wall stud, uses spray foam to encapsulate existing siding materials (including lead paint), and creates a vented rain screen assembly to promote drying.

Case study describing innovative technologies, construction techniques, products, and design trends in new home construction.

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