Library

Research study describing how envelope modifications in heating, ventilation, and air conditioning, and domestic hot water and renewable resources can result in considerable energy reductions, using the first full year of detailed data collected about a single-family home that experienced a series...

Report summarizing systems research activities for new housing in hot-humid climates, including NightCool, interior duct systems in manufactured housing, ventilation and dehumidification, plug load reduction and solar and conventional hot water.

Report on adding insulation to load-bearing mass masonry buildings.

Report outlining workflow and results of regression models on monthly and daily utility data (meter readings of electricity consumption), outlining a process for screening and gathering useful results from inverse models.

Report describing partner approaches to achieving the Building America goal of 30% whole-house source energy savings using packages adopted at the community scale, using building projects in Florida as a reference.

Report about a project that examines implementation of advanced retrofit measures in the context of a large-scale weatherization program and the archetypal Chicago, Illinois, brick bungalow.

Article describing selecting insulation for minimizing condensation risks.

Report summarizing research results for the 30% energy savings level and demonstrates that lead builders can successfully provide 30% homes in the Marine Climate Region on a cost-neutral basis.

Report on improving passive design adoption rates.

Part I of the Guide addresses walls constructed with 2x6 wood frame studs, wood structural panel (WSP) sheathing as exterior sheathing, gypsum board as interior sheathing, and a cladding system installed over WSP sheathing in low-rise residential buildings up to three stories in height. Walls with...

Research report anayzing the results of a large retrofit project, turining an old school into near zero energy consumption apartments in Greenfield MA.

Research study evaluating energy savings and cost effectiveness of installing low-emissivity (low-e) storm windows over existing windows in residential homes in all climate zones.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Lessons Learned chapter focuses on successful deep energy retrofit projects throughout the U.S.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Occupant Behavior chapter discusses how to assess homeowner behavior patterns and use these patterns to enhance overall energy savings.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Over Time, Phased Guidance chapter presents a phased approach to deep energy retrofits.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Reducing costs and Increasing Cost-Effectiveness chapter provides suggestions for controlling deep retrofit costs, including both 'do's' and 'don'ts'.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Source Energy and Carbon Decisions chapter helps users carefully assess the impacts of switching from gas to electricity for heating end-uses, using source energy and/or carbon emissions...

Report evaluating the accuracy of the regression technique used in 2006 by using the same least-squares regression analysis on data created from hourly energy simulation software.

Study investigating homeowner measure package choices in the Illinois Home Performance with ENERGY STAR program compared to cost-optimal choices determined through Building Energy Optimization (BEopt) modeling software.

Report presenting the process of a residential retrofit project for houses in the states of Florida and Alabama, including findings at the time of reporting and highlights of the first home to meet the target HERS Index of 70.

Report on the field evaluation of whole-building approaches and estimation of the relative contributions of select technologies toward reducing energy use related to space conditioning in new manufactured homes.

Report to understand the long-term moisture performance of unvented roof assemblies with fibrous insulation.

Research report presenting results of short term tests on measures used in an energy efficiency retrofit project in California.

Report identifying Building America and 2021 International Energy Conservation Code climate zone designations for every county in the United States; where a county's climate zone designation has changed since the 2018 IECC, that change is indicated as well.

Report documenting short-term test results of the Shift House and compares the results of Passive House Planning Package and Building Energy Optimization modeling of the project.

Guide describing sound mitigation measures to lower building natural disaster vulnerability to assist local officials and community decision makers in coastal areas.

Report using a field test plan to evaluate the success of implementing energy efficiency upgrades at the community scale incorporating whole-house systems integrated measures package (SIMP).

Report summarizing a case study about the performance of three occupied homes built in 2009 in San Antonio, Texas.

Report presenting performance results from tests conducted on an energy efficiency retrofit project in Stockton, California.

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.

Report on air-sealing programs for energy-efficiency retrofits.

Report on hybrid ventilation methods for insulated and sealed crawl spaces.

Research study making several recommendations to whole-home program designers and implementers for improving the cost effectiveness and reach of whole-home programs.

Information sheet about types and installation of insulation.