Reference
Description
Document illustrating some analysis concepts that are proven to be effective and reliable in analyzing the transient energy usage of advanced energy systems as well as of entire houses.
Reference
Description
Document intending to put some context and structure around the process of balancing and tuning one-pipe steam systems to help practitioners begin to garner the potential in energy savings that this measure presents.
Reference
Description
Report addressing barriers to information, contractor resources and cost savings associated with steam balancing multifamily buildings.
Reference
Description
Report investigating the status of the geothermal heat pump (GHP) industry and technology in the United States, assembling GHP energy savings potential, identifying key barriers to application of GHPs, and identifying actions that could accelerate adoption of GHPs.
Reference
Description
Report identifying the steps to take, with the help of a qualified home performance contractor, to seal unwanted air leaks while ensuring healthy levels of ventilation and avoiding sources of indoor air pollution.
Reference
Description
Report that collected field data from a whole-home program in Illinois are utilized to compare marketplace-installed measures to the energy saving optimal packages previously developed for 15 housing types.
Reference
Description
Report comparing the performance of seven differing types of residential water heating systems in a side-by-side test configuration over a full year period.
Case Study
Description
Case study describing a 2013 DOE Building America Top Innovation about best practices for high-efficiency window air conditioning units.
Reference
Description
Report discussing Building America whole house systems research within the broad effort to reduce or eliminate the environmental impact of building and provides specific recommendations for future Building America research based on Building Science Corporations experience with several recent...
Reference
Description
Document illustrating guidelines for efficient installation of interior duct systems in new housing.
Reference
Description
Report on experiments comparing the cooling and heating seasonal and peak demand performance of different variable-capacity air conditioning and heat pump units.
Reference
Description
Report identifying two barriers that limit the ability of builders to explore opportunities for higher levels of energy efficiency in housing: the use of duct system materials that inherently achieve airtightness and are right-sized for low-load houses, and, the ability to air seal fire separation...
Case Study
Description
Case study describing the retrofit of a hybrid gas water heater that combines a reduced capacity tankless unit with a downsized storage tank.
Reference
Description
Research study examining the opportunities for cost-effective energy efficiency and renewable energy retrofits in residential archetypes constructed before 1980 (Pre-Code) in 14 U.S. cities.
Guide
Description
Guide describing how to install slab edge insulation when retrofitting existing slab-on-grade foundations.
Reference
Description
Report outlining how Smart ventilation controls (SVC) balance energy consumption, comfort, and IAQ by optimizing mechanical ventilation operation to reduce the heating and/or cooling loads, improve management of indoor moisture, and maintain IAQ equivalence according to ASHRAE 62.2.
Case Study
Description
Case study describing a 2013 DOE Building America Top Innovation for the installation of rigid foam insulation on the exterior of home roofs and walls as a thermal, air, and moisture barrier.
Case Study
Description
Case study describing a DOE Building America Top Innovation on the Building America Solution Center, a website developed by Pacific Northwest National Laboratory for the U.S. Department of Energy Building America program to provide quick access to information on how to build and renovate homes to be...
Reference
Description
Report focusing on managing the driving forces that move air and water vapor across the building envelope.
Case Study
Description
Case study describing a 2014 DOE Building America Top Innovation about research on high MERV filters used in HVAC systems conducted by Building America research partner Davis Energy Group.
Case Study
Description
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.
Case Study
Description
Case study describing how combination space and water heating systems can be used in homes with efficient thermal enclosures, decreasing energy consumption and costs.
Reference
Description
Report providing a strengths, weaknesses, opportunities, and threats (SWOT) analysis inherent to different models as a way of thinking about the transition from traditional business models into a viable model for delivering deep energy retrofits.
Reference
Description
The main principle of smart ventilation used in this study is to shift ventilation from time periods with large indoor-outdoor temperature differences, to periods where these differences are smaller, and their energy impacts are expected to be less.
Reference
Description
Report presenting ways public housing authorities (PHAs) can develop packages of energy efficiency retrofit measures the PHAs can cost-effectively implement with their own staff in the normal course of housing operations at the time when units are refurbished between occupancies.
Reference
Description
Report of a field evaluation of four novel roof designs to see how each design would reduce space-conditioned energy use so that the knowledge gained could be applied to the design of new manufactured homes.
Reference
Description
Document intended for designers and installers of hydronic heating systems interested in maximizing the overall system efficiency of condensing boilers when coupled with baseboard convectors. It is applicable to new and retrofit projects.
Guide
Description
Guide describing how to air-seal and insulate a cantilevered floor.
Guide
Description
Guide describing how to create a capillary break at all crawlspace floors using polyethylene sheeting to manage moisture in crawlspaces.
Guide
Description
Guide describing how to air-seal around recessed light fixtures below unconditioned space.