Library

Case study providing homeowners guidance on installing window air conditioners.

Standard for use and reference by designers, architects, engineers, contractors, installers and users for evaluating, selecting, specifying and properly installing flexible duct in heating and air conditioning systems.

Report summarizing commissioning, short-term testing, utility bill data analysis, and results of on-site monitoring of a deep energy retrofit.

The Builder's Guide provides the building industry with the latest and best practical information on how to apply building science principles to structures as systems in hot-humid climate regions.

Document providing a resource to help builders large and small build high-quality, energy-efficient homes that achieve 30% energy savings in space conditioning and water heating in the cold and very cold climates.

Document providing a resource to help builders large and small build high-quality, energy-efficient homes that achieve 30% energy savings in space conditioning and water heating in the hot-dry and mixed-dry climates.

Document providing a resource to help builders large and small build high-quality, energy-efficient homes that achieve 30% energy savings in space conditioning and water heating in the mixed-humid climate.

Document testing feasibility of constructing a new single-family home engineered to reduce the home's energy loads to an absolute minimum so that most needs could be met by solar systems.

Report summarizing one year of monitoring and analysis of the effectiveness of a space conditioning system at maintaining temperature and relative humidity levels in a test home, as well as room-to-room differences and the actual measured energy consumption by the space conditioning system.

Report presenting a parametric analysis using a numerical model of a new concept in desiccant and evaporative air conditioning.

Report investigating performance and energy savings potential of heat pump water heaters.

Report using pre- and post-system upgrade data to analyze the energy savings associated with Iowa's HVAC SAVE program for space heating.

Factsheet describing the benefits of purchasing and installing ENERGY STAR rated fans and ventilation products.

Research study outlining savings from reducing air infiltration, with and without the addition of mechanical ventilation, using two identical laboratory homes designed to model existing Florida building stock.

Report about development of effective strategies to reduce the overall building energy use in line with Building America goals in this modestly priced market rate project.

Report presenting a cold climate project examining and alternative approach to ground source heat pump ground loop design.

Report detailing the monitored and modeled performance of a solar home outside of Washington DC.

Factsheet profiling a simple modification that can be made to window air-conditioners to improve their energy efficiency.

Report presenting improved air conditioner (AC) and heat pump (HP) modeling methods in the context of whole-building simulation tools.

Report providing information about laboratory testing of four residential window air conditioners.

Report presenting long-term evaluation results from a hot-dry climate project that examines thermal and HVAC performance in a highly efficient home.

Guidebook providing useful examples of high performance retrofit techniques for the building enclosure of wood frame residential construction in a cold and somewhat wet climate.

Document providing information on the impact of various defects and the potential energy savings that can result from proper maintenance, and describing a two-step process for diagnosing and correcting faults. This document is targeted towards home performance contractors who are relatively...

Project discussing buried or encapsulated ducts and their pros and cons.

Report providing guidance on how to implement a compact duct system inside a plenum truss bulkhead of a one-story, slab-on-grade home.

Document covering the technical aspects of buried and insulated ducts (BEDs), as well as the advantages, disadvantages, and risks of BEDs compared to alternative strategies.

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.

Research study analyzing measured energy savings from a moderate retrofit by comparing post-retrofit performance with measured pre-retrofit monitored data.

Research study outlining results of monitoring a low temperature heat pump.

Research study using modeling to determine optimal combination(s) of components/pumps, high efficiency heat sources, plumbing configurations and controls that result in the highest overall efficiency for a hydronic system.

Report providing information to researchers, utility program managers, and building owners interested in controlling heating energy waste and improving resident comfort.

Document with important building science considerations, designed for members of the residential construction and remodeling industries, as well as owners and managers who work in affordable housing.

Report including an overview of the buried duct research and information the retrofit methodology used to install and test the three existing duct systems, including short- and long-term data collection.

Research study identifying the best performing, most energy-efficient and cost- effective techniques to provide controlled mechanical ventilation and humidity control in hot- humid climates with thermally efficient building envelopes.

Research study about a high performance retrofit of an existing brick building (a former convent) into condominiums, all affordable housing.

Report about cost effective energy-efficient upgrades that can be implemented in the hot, dry Southwest climate.

Document reviewing current and potential ventilation technologies for residential buildings with particular emphasis on North American climates and construction.

Report about results of 10 test buildings in Chicago, studied to identify best practices for methodology, typical costs, and energy savings associated with steam system balancing.

Document covering the pros and cons of compact air distribution systems and the decision criteria that must be considered early in the whole-house design process.

This document covers a description of the need and applied solutions for supplemental dehumidification in warm-humid climates, especially for energy efficient homes where the sensible cooling load has been dramatically reduced.

Report providing performance results of a home's heat pump water heater and whole-house dehumidifier over a six-month period.

Article about installing balanced ventilation systems.

Report about partnership to build three communities of net zero houses.

Report discussing the measured variability in indoor space temperatures in a set of 60 homes located in Florida, New York, Oregon, and Washington.

Standard that defines the roles of and minimum requirements for mechanical and natural ventilation systems and the building envelope intended to provide acceptable indoor air quality in low-rise residential buildings. This version of the standard was published in the year 2013, and is available for...