Library

Document discussing changes in testing the annual performance ratings for solar water heaters.

Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.

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

A fact sheet providing homeowners with guidance on properly securing water heaters to prevent them from tipping in an earthquake.

Report comparing the performance of seven differing types of residential water heating systems in a side-by-side test configuration over a full year period.

Document about testing of seven water heating systems in the Hot Water Systems laboratory in central Florida.

Information sheet describing how to select a properly sized water heater based on household usage patterns, peak demand, and heater type—whether tankless, solar, or storage-based—to ensure efficiency and adequate hot water supply.

A website providing information on how to properly size a water heater based on tank size, volume, peak hour demand and other factors.

Website providing consumers with resources to find, select and install heat pump water heaters.

Webpage providing information about design snow loads and a free interactive ground snow load mapping tool for the contiguous United States, as well as snow load calculation methods.

Report providing a synopsis of a project to evaluate the performance of a roof-integrated solar water heating system.

Website describing how solar water heaters -- also called solar domestic hot water systems -- can be a cost-effective way to generate hot water for your home.

Outlines the minimum criteria for a solar water heating system installed by a Solar Water Heating Program trade ally under Energy Trust of Oregon’s Solar Water Heating Program.

A website providing timely and accurate forecasts and watches for severe thunderstorms and tornadoes over the contiguous United States.

Report about proper water heater selection developed to provide step-by-step procedures for evaluating preferred cost-effective options for energy efficient water heater alternatives based on local utility rates, climate, and anticipated loads.

A research paper discussing the use of foundation heat exchangers for ground source heat pump systems in European climates.

This document covers a description of the need and applied solutions for supplemental dehumidification in warm-humid climates, especially for energy efficient homes where the sensible cooling load has been dramatically reduced.

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

Information for properly sizing gas lines for use with tankless water heaters and other gas appliances.

Conference paper summarizing the relative performance of currently available Heat Pump Water Heaters (HPWH) models, the energy implications of different installation locations (garage, basement, or conditioned space) and ducting configurations (exhaust ducting, full ducting, or no ducting), as well...

Article from Green Building Advisor on the importance of window selection in hot climates, with an emphasis on window glazing.

Case study of new home construction in the hot-humid climate.

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

Standard 55 specifies conditions for acceptable thermal environments and is intended for use in design, operation, and commissioning of buildings and other occupied spaces; is the current version of the standard, which was published in the year 2021, and is available for preview and purchase at the...

Factsheet providing design guidance for engineers describing how to characterize snow drifts on roofs in three dimensions rather than two, as anticipated in the 2022 edition of the standards, ASCE 7 - Minimum Design Loads and Associated Criteria for Buildings and Other Structures.

Report about partnership to build three communities of net zero houses.

Information sheet about types and installation of insulation.

Website providing guidance for people to find and use tools, information, and subject matter expertise to build climate resilience.

Webpage for the United States Geological Survey for the Department of the Interior.

Presentation report detailing Heat Pump Water Heater (HPWH) interaction with space conditioning systems in real-life test scenarios that explains some of the problems arising from these interaction and information that can be used to make the system more efficient.

Interactive map maintained by the USDA showing plant hardiness zones throughout the U.S.

Technical fact sheet highlighting important building connections and illustrating the proper use of various types of connection hardware; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

Report on investigating the effectiveness of using solar thermal water heaters to address heat losses from piping while recirculating water in multifamily buildings.

Research study comparing TRNSYS Type 604 pipe model against laboratory pipe heat loss test data and detailed field monitoring data.

Report about a project with successful integration of numerous energy-conservation and renewable-energy features into a beautiful, comfortable, and very energy-efficient off-grid home.

Building science report describing issues with vented attics in hot-humid climates and how sealed attic construction may be a solution.

Fact sheet describing how to identify heat-related illness and what actions to take.

State building energy code for the State of Washington.

A info sheet providing information on ENERGY STAR certified water heaters and the various criteria water heaters must undergo to become ENERGY STAR certified, including metrics on efficiency and performance.

A preparedness guide guiding homeowners on how to secure an indoor home water heater safely to wall studs.

Website containing useful resources regarding central heat pump water heater systems.

Guide designed to help builders better understand and meet the hot water delivery system criteria as specified in EPA's WaterSense New Home Specification.

An overview of impacts from weather, climate, and water extremes globally from 1970 to 2019 based on disaster data from the Emergency Events Database (EM-DAT)

Report evaluating performance/efficiency of central heat pump water heaters and quality assurance/quality control processes in system startup, operation and efficiency program participation.

Webpage describing how different amounts and types of snow loads affect the structural integrity of roofs and homes.

Wepage providing information on ENERGY STAR certified gas tankless water heaters with information on how they cut water heating expenses as well as a product finder tool to find ENERGY STAR certified products.

Report describing work conducted by the Building Science Corporation (BSC) Building America Research Teams Energy Efficient Housing Research Partnerships project.

Article about one way to deal with the cold-water surprise effect of tankless water heaters.

Webpage from USDA and U.S. Forest Service with a map of potential wildfire risk across the U.S.

A website created by the U.S. Forest Service, containing interactive maps, charts and resources to help communities explore their risk to wildfires.