Library

Report providing builders in the hot-dry and mixed-dry climates with guidance for building homes that have whole-house energy savings of 40% over the Building America benchmark with no added overall costs for consumers.

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.

This report outlines research activities that are expected to facilitate the adoption of energy retrofits by remodeling contractors and roofing contractors using retrofit panels which applicable to many existing house designs in most climates and markets.

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.

Study describing efforts and outcomes in developing color-pigmented roofing products with coatings to increase solar reflectance.

Report exploring alternative methods to find long-term solutions to energy loss in 1 ½-story homes to save energy, improve comfort, prevent frost buildup on the underside of the roof deck, and reduce the risk of ice dam formation/reformation.

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.

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 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.

Report describing research about a test implementation of an unvented tile roof assembly in a hot-humid climate.

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

Brochure on specifications for PV systems.

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.

Best Practices document providing an introduction to current photovoltaic and solar thermal building practices.

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.

This Measure Guideline provides design and construction information for a deep energy enclosure retrofit solution of a flat roof assembly.

Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.

Case study describing the External Thermal and Moisture Management System developed by the NorthernSTAR Building America Partnership for retrofitting roofs with rigid foam over the roof deck, especially on one and a half-story homes.

Fact sheet describing analysis of potential heating and cooling savings from radiant barriers in attics.

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 covering non-combustible continuous exterior insulation and non-combustible roof venting.

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.