Library

Report describing the identification of barriers and proposed practical solutions for the design, installation, and market adoption of heat pump water heaters in new low-rise multifamily housing, focusing on studio and one-bedroom units.

A document aimed at reducing the vulnerability of a gable end roof to wind damage in a hurricane.

Article outlining the casuses and solutions for ice dam problems.

Journal article presenting modeling of residential gas water heaters via dynamic simulation models to determine the effect of the pilot light on their annual energy consumption.

Report on on lessons learned from building one multifamily home to the Zero Energy Ready Home program requirements.

Guide detailing best practices on how to build wall assemblies with absorptive claddings such as brick, stone that drain and dry well.

Report discussing the importance of durability and energy efficiency in building construction.

Report describing the performance, economics, space heating impacts, and user satisfaction of heat pump water heaters (HPWHs) in the upper Midwest, based on a field study and survey of participants in the MECA HPWH incentive program.

Fact sheet describing principles of insulating steam distribution and condensate return lines as an effective way to prevent energy loss.

Article describing methods for designing and constructing multifamily buildings with insulating concrete forms (ICFs).

Guide describing the use of a collaborative, multidisciplinary process that considers and optimizes the building as an entire system including its technical equipment and surroundings for efficient, sustainable, and cost-effective construction and operation over the building’s entire lifespan.

Report describing the objective evaluation of space conditioning interactions between heat pump water heaters and home heating systems during winter 2016-2017, revealing a smaller than anticipated impact on space conditioning loads.

This webpage provides an interactive walk-through of the installation of a heat pump water heater in a home in Massachusetts, including how-to videos of the installation, video interviews with the homeowners, installer, and utility program partners, and visual tours of the home before and after...

Report describing as-found interior platform return plenums, the magnitude of their contribution to the total amount of duct leakage, and techniques and results of retrofits executed by the HVAC trade during equipment replacement.

Report summarizing results of testing emerging combo water heating technologies under controlled laboratory operations, that differentiate the performance of the various packaged equipment configurations being offered.

Report describing research conducted to support California’s Title 24, Part 6 Building Energy Efficiency Standards by analyzing the impact of installation location and ventilation on heat pump water heater (HPWH) performance, emphasizing the need for proper installation to maximize efficiency...

Website explaining the LEED v4.1 program and providing a portal for those who want to investigate or start a LEED project.

Report identifying the target market for solar water heaters and potential pathways and cost/performance targets that must be met for these systems to realize large energy savings.

This webpage provides an interactive walk-through of the installation of a heat pump water heater in a home in Maine, including how-to videos of the installation, video interviews with the homeowners, installer, and utility program partners, and visual tours of the home before and after installation...

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 pertaining to design and application guidance for combination space and tankless domestic hot water heating systems used in residential buildings, based on field evaluation, testing, and industry meetings.

Report describing the installation and operation of forced-air heating and domestic hot water combi systems in residential homes.

Document developed to help residential builders and retrofitters transition from tank-type water heaters to tankless water heaters.

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

Web resource that lays out the pre-work considerations, methods and finishes for installing mechanical insulation.

Standard that prescribes a testing method to determine the efficiency of space heating and/or cooling thermal distribution systems under seasonal and design conditions. This version of the standard was published in the year 2014, and is available for preview and purchase at the reference link. The...

Factsheet describing smart practices for minimizing damage to residential electrical service components during coastal and riverine flood events.

This paper discusses model validation using data from three thermosiphon systems.

Book with indepth information about hydronic systems for residential and commercial buildings.

This report requires all elements of rooftop PV panel systems to be designed for component and cladding pressures per ASCE 7-10.

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

Conference paper making the case that moving ducts to conditioned space saves energy, is practical for production builders (when accompanied by careful pre-planning), and creates significant andmarketable energy savings for homebuyers.

Report discussing development of scopes of work and quality management for builders in mixed-humid climates.

Study in which a central heat pump water heater system was monitored in detail and used to create a model for assessing similar systems in various climates.

This Photovoltaic (PV) Installer Resource Guide is an informational resource covering basic requirements for PV installations intended for individuals pursuing the Photovoltaic Installer Certification credential offered by the North American Board of Certified Energy Practitioners (NABCEP).

Resources describing the National Flood Insurance Program's technical bulletins for flood zone construction, including foundation walls, corrosion protection, floodproofing, and breakaway walls among other topics.

Webpage presenting updated maps for annual average temperature and precipitation in the contiguous U.S.

An interactive website providing facts on new, single-family homes constructed in 2019.

An NFPA Standard that identifies a method for determining the minimum water supply necessary for structural fire-fighting purposes in areas where it has been determined that there is no water or inadequate water for fire fighting.

An NFPA standards document that provides minimum requirements for the design, construction, installation, and maintenance of tanks and accessory equipment that supply water for private fire protection.

This standard provides a benchmark for safe electrical design, installation, and inspection to protect people and property from electrical hazards and has been adopted in all 50 states.

Report about an experimental evaluation has been conducted on a night sky cooling system designed to substantially reduce space cooling needs in homes in North American climates.

Report describing the experimentally evaluated potential of a novel residential night cooling concept.

A document providing guidance on integrating a PV array with a roof system.

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

Article from Williams College on the key elements of passive solar design for homes.

Article investigating how a linear input/output relationship can be used as a simple model of the performance of a combination hydronic heating system over heating only, DHW only, and combined loads.

Report providing detailed steps for builders, architects, and property managers to take for integrated pest management for control of a variety of pests including insects, rodents, and birds.

Fact sheet describing basic information about pile design and installation, including pile types, sizes and lengths, layout, installation methods, bracing, field cutting, connections, and verifying capacities; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact...