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.

Publication Date: June, 2015
Case study on homes that have a single heating plant that provides space and water heating.
Author(s): BSC
Organization(s): BSC
Publication Date: April, 2017

This case study describes work with a production home builder K Hovnanian to evaluate air transfer between the garage and living space in a single-family home with an attached garage.

Author(s): ARBI
Organization(s): ARBI
Publication Date: November, 2013

Case study measuring the performance of air-to-water heat pump systems in dry climates.

Publication Date: July, 2015

Case study on air sealing building enclosures using aerosolized sealant.

Author(s): BSC
Organization(s): BSC
Publication Date: November, 2013

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

Author(s): CARB
Organization(s): CARB
Publication Date: November, 2013

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

Publication Date: August, 2015
Case study on heating loads for superinsulated buildings.
Author(s): BSC
Organization(s): BSC
Publication Date: November, 2013

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

Author(s): NSTAR, PARR
Organization(s): NSTAR, PARR
Publication Date: May, 2014

Case study describing a method for evaluating safe installation and operation of combustion appliances in homes undergoing energy efficiency upgrades where indoor air is used for combustion and venting.

Publication Date: December, 2015
Case study on combustion safety testing as an important step in upgrading for energy efficiency.
Author(s): PNNL
Organization(s): PNNL
Publication Date: August, 2012

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

Publication Date: February, 2016
Case study on an effort to improve indoor air quality in high-performance, new construction, mutlifamily buildings, dedicated sources of outdoor air.
Publication Date: October, 2015
Case study on exhaust ventilation and corresponding outdoor air intake strategies implemented in high-performance new-construction multifamily buildings.
Author(s): IBACOS
Organization(s): IBACOS
Publication Date: October, 2013

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

Publication Date: September, 2015
Case study describing how researchers monitored heat output and electricity consumption of air-source heat pumps
Publication Date: September, 2015
Case study describing an experiment to build and instrument unvented test roofs using air-permeable insulation in a cold climate and to analyze the moisture effects over time.
Publication Date: February, 2016
Case study on field testing an unvented roof with fibrous insulation and tiles.
Author(s): Building Science Corporation
Organization(s): Building Science Corporation
Publication Date: November, 2014

Case study by Building Science Corporation on best practices for using rigid foam sheathing as a drainage plane in new and retrofit wall construction. 

Author(s): PNNL
Organization(s): PNNL
Publication Date: August, 2012

Case study exploring how heat pump water heaters can be cost-effective alternatives to traditional electric resistance water heaters.

Publication Date: September, 2015
Case study on high-performance ducts in hot-dry and mixed-dry climates.
Author(s): CARB
Organization(s): CARB
Publication Date: May, 2014

Case study describing steps for properly designing a hydronic system for setback operation, which are applicable to new construction and retrofit applications.

Publication Date: June, 2015
Case study on the moisture content in homes with double wall framing.
Author(s): CARB
Organization(s): CARB
Publication Date: November, 2013

Case study describing how to decrease indoor moisture using an air conditioning unit with a dehumidifier in hot-humid climates.

Author(s): PARR
Organization(s): PARR
Publication Date: November, 2013

Case study describing field study of gas furnaces, and recommendations for installation.

Publication Date: August, 2015
Case study describing methods to retrofit foundations and basements in climate zones 6 and 7.
Author(s): PNNL
Organization(s): PNNL
Publication Date: October, 2012

Case study about incorporating inuslating concrete forms (ICFs) into new home design and construction.

Author(s): Florida Solar Energy Center
Organization(s): BA-PIRC
Publication Date: May, 2015

Case study describing investigations of wind washing in 56 homes; recommendations for cost-effective retrofits and tips for new construction.

Publication Date: August, 2015
Report on the long-term monitoring of mini-split ductless heat pumps.
Publication Date: August, 2015
Report on low-load options in heating, ventilation, and air conditioning equipment used in multifamily homes.
Author(s): BSC
Organization(s): BSC
Publication Date: October, 2013

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

Author(s): CARB
Organization(s): CARB
Publication Date: November, 2013

Case study about maximizing efficiency of hydronic systems in single and multifamily buildings.

Author(s): CARB
Organization(s): CARB
Publication Date: November, 2013

Case study outlining a six month study that monitored performance of a heat pump water heater.

Publication Date: September, 2015
Case study desscibing direct current power optimizers and microinverters.
Author(s): CARB
Organization(s): CARB
Publication Date: November, 2013

Case study about measuring envelope leakage in multifamily buildings.

Author(s): PNNL
Organization(s): PNNL
Publication Date: October, 2012

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

Author(s): PNNL
Organization(s): PNNL
Publication Date: August, 2012

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.

Author(s): FSEC
Organization(s): FSEC
Publication Date: October, 2014

Case study describes raised ceiling duct strategy in New Smyrna, Florida.

Author(s): CARB
Organization(s): CARB
Publication Date: February, 2013

Case study illustrating how to replace variable speed furnace motors.

Author(s): ARIES
Organization(s): ARIES
Publication Date: May, 2014

Case study about the benefits of replacing resistance heating systems with mini-split heat pumps in cold and mixed-humid climates.

Publication Date: October, 2015
Case study on retrofit measures for embedded wood members in insulated mass masonry walls.
Author(s): PNNL
Organization(s): PNNL
Publication Date: August, 2012

Case study about retrofitting a leaky air handler. 

Publication Date: October, 2015
Case study describing methods to seal crawl spaces in cold climate homes with integrated whole-house ventilation systems.
Author(s): CARB
Organization(s): CARB
Publication Date: December, 2014

Case study aimed at helping contractors and building owners choose the best ventilation for existing homes.

Author(s): IBACOS
Organization(s): IBACOS
Publication Date: May, 2014

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.

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

Case study about steam system balancing in multifamily housing.

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

Case study that identifies best practices, costs, and savings associated with balancing steam distribution systems through increased main line air venting, radiator vent replacement, and boiler control system upgrades.

Publication Date: September, 2015

Case study testing the effectiveness of various ventilation systems at two unoccupied, single-family lab homes at the University of Texas at Tyler.

Publication Date: February, 2015
Case study on production builders who install efficient hot water delivery systems.
Author(s): Home Innovation Research Labs
Organization(s): HIRL
Publication Date: March, 2016

Case study about a structural sheathing product composed of enhanced EPS rigid foam with OSB adhered on one side.

Pages