Library

Bill requiring the Consumer Product Safety Commission to revise the safety standards for freestanding clothing storage units such as a dressers, bureaus, or chests of drawers to include testing related to tip overs and new warning requirements for all such products entering the U.S. market; passed...

Report providing information based on research and case studies, to remodelers and consumers about opportunities to increase home energy performance.

Report recommending strategies and approaches that the Federal government and other stakeholders may take to encourage and aid States and local communities in the adoption of the most current building codes.

Report about the impact on the loads when common safety factors are applied to the load calculation process using two houses that meet the 2009 IECC prescriptive path modeled as the accurate baseline.

Document covering the pros and cons of compact air distribution systems and the decision criteria that must be considered early in the whole-house design process.

Report describing the equipment selection of a split system air conditioner and furnace for an example house in Chicago, Illinois, as well as a heat pump system for an example house in Orlando, Florida.

Report describing findings from research related to heating, ventilation, and air conditioning (HVAC) companies that have made the decision to transition to whole house performance contracting (WHPC).

Article describing three ways to strengthen the roof-to-wall connections in an existing home.

Article defining structural design loads and ways to calculate them, including dead loads, live loads, soil lateral loads, wind loads, snow loads, earthquake loads, and other loads.

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.

Question and Answer article in Energy Design Update describing the cost and savings benefits of electronically commutated motors (ECMs) for HVAC equipment.

Report providing performance results of a home's heat pump water heater and whole-house dehumidifier over a six-month period.

The Technician's Guide equips practitioners with the knowledge to properly implement all of the measurement procedures required in the HVAC QI Specification.

This guide and workbook offers practitioners with the knowledge to properly implement the measurement and documentation procedures required in the ANSI/ACCA 5.

Report providing a selected compilation of seismic rehabilitation techniques and guidance on which techniques are commonly used to mitigate specific seismic deficiencies in various model building types.

Fact sheet describing building codes, seismic codes, and code enforcement.

Standard providing industry-backed information for assessing new and existing HVAC systems, evaluating and verifying the cleanliness of HVAC system components, preventing job related hazards and guiding the cleaning and restoration of HVAC systems to a specific level of cleanliness.

Paper that illustrates a performance check between the thermal performance of a Massive Insulating Concrete Form (ICF) wall system mocked up and Whole Building Performance criteria such as total space heating and cooling loads (thermal comfort).

Report describing seismic retrofit of historical buildings.

Article about installing balanced ventilation systems.

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...

Guide from Energy Star on smart thermostats and offering some guidance for choosing one.

This report describes the results of a multiyear research project that investigated the energy savings attributable to thermostatic radiator valves (TRVs) installed on one-pipe steam distribution systems.

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...

Webpage describing methods to save energy at home, including turning down your water heater set point, scheduling your HVAC system, adding or fixing weatherstripping, and changing HVAC system filters, among other tips.

Brochure describing HVAC filter options for efficiency and IAQ.

Information sheet describing transfer ducts and grilles for HVAC.

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

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.

NAFA’s user guide for understanding ANSI/ASHRAE Standard 52.2-2012.

Webpage from Southern California Earthquake Center (SCEC) on identifying key problem spots on unreinforced masonry chimneys and how to retrofit them to withstand seismic forces.

Users guide to help contractors and homeowners use the Cold Climate Heat Pump Sizing Support Tools developed by NEEP to size and select the best air source heat pumps for their cold climate location.

Article describing how adhesives can be used to make homes in high-wind locations stronger and how adhesives could be too effective resulting in overloading foundation anchors under earthquake loads.

Report discussing the measured variability in indoor space temperatures in a set of 60 homes located in Florida, New York, Oregon, and Washington.

Fact sheet describing the results of an analysis of humidity control and variable refrigerant flow (VRF) system efficiency in three new multifamily buildings in New York, NY.

Information sheet about proper ventilation and air sealing.

Standard that defines the roles of and minimum requirements for mechanical and natural ventilation systems and the building envelope intended to provide acceptable indoor air quality in low-rise residential buildings. This version of the standard was published in the year 2010, and is available for...

Standard that defines the roles of and minimum requirements for mechanical and natural ventilation systems and the building envelope intended to provide acceptable indoor air quality in low-rise residential buildings. This version of the standard was published in the year 2013, and is available for...

Standard that provides procedures and methods for meeting minimum ventilation and indoor air quality requirements to engineers, design professionals, owners, and jurisdictional authorities where model codes have been adopted. This is the current version of the standard, which was published in the...

Report summarizing NRELs efforts to develop diagnostic test cases to conduct accurate energy simulations when phase change materials (PCMs) are modeled in residential buildings.

Products and specification for a State of California-compliant earthquake-actuated automatic gas shutoff valve.

Report describing concentrations of 54 volatile organic compounds (VOCs) and ventilation rates that were measured in four new manufactured houses over 2 - 9.5 months following installation and in seven new site built houses 1 - 2 months after completion.

Report describing a field study of 31 homes to test envelope and duct leakage and fan flowrates, and to determine ventilation operation characteristics.

Webpage from NW Natural on how to prepare homes with natural gas service for earthquakes and floods, what to do during an emergency, and how to respond after the emergency has passed.

An informational guide established to educate the public on seismic shut-off valves and how to avoid fires following an earthquake.

Infographic explaining what a seismic shut-off valve is and providing frequently asked questions.

Webinar presenting best practices in HVAC design and commissioning

EPA coronavirus Q&A discussing the role of HVAC filters in dealing with COVID-19.

Factsheet describing the importance of system charging, superheat and subcooling.