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.

A guidebook helping builders in hot-humid climates design and construct homes for energy efficiency, durability, health, safety, and comfort.

Specifications for water heating systems designed to advance higher performing electric and gas heat pump water heaters.

Webinar answering code-related questions on duct leakage tests, moisture levels in attics and crawlspaces, combustion equipment in conditioned attics, ventilation in multifamily buildings, and continuous insulation in residential construction.

Guidance document providing BA research teams and partners with specific information and approaches to identifying and overcoming potential barriers to Building America (BA) innovations arising in and/or stemming from codes, standards, and rating methods.

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...

Report describing the analytical study of renewable energy retrofits to homes built before 1980 and whether it is cost efficient or not.

Report examining the use of smart thermostat data to detect performance degradation and optimize comfort control in home AC systems.

Fact sheet poster describing benefits and qualification of U.S. Department of Energy (DOE) certified Zero Energy Ready Homes and providing eight examples of certified homes.

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...

Research study describing experiments run in an unoccupied 1600 square foot house to evaluate the delivered performance as well as the relative performance of a SEER 21 variable capacity heat pump versus a SEER 13 heat pump.

DOE-sponsored report describing a study investigating condensation buildup on windows when using insulating shades.

Report describing the performance, cost, and carbon impacts of unitary heat pump water heaters with load-shifting controls in a shared configuration for a multi-family project, highlighting significant savings in energy usage, CO2 emissions, and utility costs.

Expert meeting describing meeting details for recommendations for applying water heaters in combination space and domestic water heating systems.

Expert meeting report recommending approaches to humidity control in high performance homes.

Technical report on a field validation study that utilizes low-cost indoor air quality sensors to assess a smart ventilation system's effectiveness in maintaining acceptable indoor humidity in low-load homes in humid environments, revealing that while the smart ventilation algorithm demonstrated...

Document providing supplemental information for code enforcement professionals about header hangers in bearing walls.

Fact sheet describing the function of housewrap, its attributes, and common problems associated with its use, including housewrap vs. building paper and housewrap installation; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

Report providing information about energy-efficient heating, ventilation, and cooling (HVAC) equipment options to help homeowners cut their energy use, reduce their carbon footprint, and increase their homes comfort, health, and safety.

Report evaluating the relative effectiveness of various control and distribution strategies to improve hydronic space heating performance in existing low-rise multifamily buildings

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

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...

Report providing step-by-step instructions for heating contractors and hydronic designers for selecting the proper control settings to maximize system performance and improve response time when using a thermostat setback.

Document providing supplemental information for code enforcement professionals about headers in nonbearing walls.

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 documenting actual energy savings of a retrofit project in Boulder, CO.

Fact sheet poster describing an online tool offered within the Building America Solution Center which provides construction guidance for builders and contractors in building and renovating homes to be more resistant to natural disasters such as hurricanes, flooding, earthquakes and wildfires, etc.

Research project aimed to verify whether homes in the New Jersey HPwES program achieved 30% source energy savings, and if so, what measures were implemented to achieve them.

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 summarizing the results of laboratory testing of 20 advanced power strip products.

This research paper outlines residential HVAC advanced controls and sensors. It includes a technology review, applications, maintenance and commissioning, occupant behavior and a summary of the state-of-the-art technologies for advanced controls for residential HVAC.

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

Fact sheet describing field validations of a smart ventilation system to assess its effectiveness in assisting low-load homes in humid environments by maintaining acceptable indoor humidity conditions while ensuring adequate ventilation and indoor air quality.

Fact sheet outlining the research behind how smart ventilation controls boost energy efficiency and indoor air quality, including research findings from seasonal temperature, timer, and real-time weather-based controls showing that all three systems showed potential for energy savings while...

Fact sheet poster describing a DOE tool that walks homeowners through a series of simple questions to produce a list of retrofit recommendations to improve the energy efficiency, indoor air quality, and durability of the homeowners’ home, while also lowering their carbon footprint.

Report on a project conducted to better understand the current usage of thermostatic radiator valves by key market players in steam and hot water heating and to conduct limited experiments on the effectiveness of new and old thermostatic radiator valves as a means of controlling space temperatures...

Research study describing research underway to better understand building thermal energy modeling tools.

Report summarizing results from a study in Massachusetts that aimed to upgrade existing homes and incorporate solar thermal systems.

Fact sheet describing the requirements for EPA WaterSense certified kitchen faucets that highlights flow rate specifications, efficiency code standards, local requirements, faucet types and regulations for building and verifying a labeled faucet to ensure it meets the quality and water management...