Library

Research report assessing the moisture and cooling load impacts of airtightness and mechanical ventilation in homes in hot-humid climates.

Brochure-guide describing swales and their qualities, including objective, maintenance, and design considerations.

Website offering an online training that teaches disaster-resistant best practices for roofers.

Handbook providing guidance on the design and construction of foundations for homes, including insulation, air sealing, and water management details for basements, crawlspaces, and slabs.

Web article discussing the primary approaches to waterproofing concrete foundations.

Website describing wet floodproofing measures to prevent against structural damage, internal damage and damage to electrical components.

Standard that applies to storage water heaters, instantaneous water heaters, and circulating water heaters including booster water heaters; the current version of this standard was published in the year 2019 and it is available for purchase along with a digital preview on the ANSI webstore page.

Brochure on specifications for solar thermal systems.

Report describing the cost-effectiveness and performance of all-electric, zero net energy multifamily buildings in California, detailing technical challenges and providing recommendations for design, construction, codes, standards, and operations to support future projects.

Information sheet about groundwater control.

Report about indoor air quality related to indoor mold growth.

Informational guide describing the design, installation, and maintenance best practices and technical considerations for integrated Heat Pump Water Heaters in single-family and multifamily new construction.

Report describing the advantages and best practices for installing heat pump water heaters (HPWH), highlighting their improved energy efficiency, reliability, and critical considerations such as condensate management, proper sizing, and optimal installation location to enhance performance and...

The Heat Pump Water Heater Installation Tool helps contractors, installers, and homeowners through the decision-making process for heat pump water heater (HPWH) product selection and installation, with a focus on overcoming installation barriers.

Report describing the significant potential for energy use reductions through heat pump water heaters, which have been a crucial part of Northwest power plans for decades and have recently achieved substantial savings with new integrated models and climate specifications.

Report describing the features, benefits, and best practices for the design and installation of heat pump water heaters in new low-rise multifamily buildings, highlighting their efficiency, reliability, and contribution to decarbonization goals.

Report describing a laboratory assessment that provides insights into space requirements and venting strategies for heat pump water heaters (HPWH) to enhance retrofit installations and provide actionable guidance for manufacturers, designers, engineers, installers, and owners.

Guide providing detailed selection and installation instructions for heat pump water heaters.

Provides consumers with general information on solar water heating systems and how to select a contractor.

Case study of new home construction in the hot-dry and mixed-dry climate zones.

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

Research study presenting results of an existing home monitoring project designed to measure wall cavity moisture characteristics.

Report covering control of hydrostatic pressure in wall assemblies.

Report on a project that enhanced the HWSIM distribution system model to more accurately model pipe heat transfer.

Article describing the factors that can lead to inefficient hot water distribution systems in homes.

Guide describing how to choose energy-efficient water heaters, including heat pump models, with tips on installation, rebates, and incentives for maximizing energy savings.

ENERGY STAR webpage describing how a heat pump water heater works.

Blog entry describing methods for insulating basement walls on the interior or exterior.

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.

Report exploring four questions to determine the level of risk associated with adding drained exterior insulation to the exterior of an existing home during an energy retrofit.

Report presenting system design packages for cold and mixed-humid climates.

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.

Case study describing Alachua County, Florida’s, green infrastructure strategy for land use development that incorporates rain gardens, ponds, swales, and native vegetation to manage stormwater.

Indoor airPLUS is a voluntary partnership and labeling program that helps new home builders improve the quality of indoor air by requiring construction practices and product specifications that minimize exposure to airborne pollutants and contaminants.

PDF detailing the inspection and verification guidance for WaterSense labeled new homes including indoor and outdoor efficiency requirements, and homeowner and building management education.

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.

Report with guidance for installing windows with foam sheathing on wood-frame walls.

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

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...

Article discussing indoor water management.

Report targeting the growing number of homes utilizing deep retrofit measures and new construction practices to realize sufficiently lower infiltration levels that require mechanical ventilation as prescribed by ASHRAE Standard 62.2.

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 documenting the measured performance of six residential ENERGY STAR vapor compression dehumidifiers.

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...

Guide describing landscaping tips for healthy and regionally-based gardens, including maintenance, mulching, water efficiency, and plant resources.

Article describing a technique for installing a skylight and avoiding potential water leaks with the use of a peel-and-stick (or self-adhesive) membrane under the flashing.

A publication describing how to protect coastal investments by adapting to natural processes and protecting coastal environments and shorelines.

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...