Library

Webpage containing downloadable fact sheets covering carpet-related topics including Indoor Air Quality, Asthma and Allergy, Cleaning Products, and Environmental Sustainability.

Report providing information on mechanical air-cleaning devices for ventilation when conventional methods are not warranted.

Standard covering provisions for electrically operated single- and multiple-station carbon monoxide (CO) alarming devices used in various types of residential occupancies to protect against acute effects of exposure to CO. This version of the standard, originally published in 2001 and revised in...

Standard covering provisions for electrically operated single- and multiple-station carbon monoxide (CO) alarming devices used in various types of residential occupancies to protect against acute effects of exposure to CO. This version of the standard, originally published in 2017 and revised in...

A free tool used to calculate the required minimum flow rate of dwelling-unit ventilation.

Report providing guidance on indoor air quality in single-family and multifamily housing for designers, builders, property managers, homeowners, buyers, and renters.

Resource to help builders better understand the WaterSense requirements for labeled homes and assist them in meeting the criteria so they can receive the label for their new construction.

Report identifying the steps to take, with the help of a qualified home performance contractor, to seal unwanted air leaks while ensuring healthy levels of ventilation and avoiding sources of indoor air pollution.

Manual that identifies certain leakage limits for ducts and outlines procedures for testing ducts for conformity with air leakage limits that are set forth in a designer’s project specification.

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...

Initiatives of smoke-free housing policies in New York State.

Toolkits for residents and owner/managers who live and work in federally assisted housing.

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; published in the year 2019, and is available for preview and purchase at the...

Standard that describes the minimum requirements for residential buildings to achieve acceptable indoor air quality via dwelling-unit ventilation, local mechanical exhaust, and source control. This version of the standard was published in the year 2022, and is available for preview and purchase at...

Standard 680 establishes definitions, classifications, test requirements, data requirements, ratings, operating requirements, marking and nameplate data and conformance conditions for residential air filter equipment.

Standard describing methods for installing radon mitigation systems in existing residential buildings three stories or less in height which was published in the year 2021 and is available for preview and purchase at the reference link.

Detailed requirements for testing, exposure modeling, and allowable limits for modeled indoor air concentrations.

Document targeting retrofit program managers, retrofit contractors, policy makers, academic researchers, and non-governmental organizations that work to realize energy savings from home energy upgrades (HEUs).

Research project evaluating the pre-and post-retrofit energy consumption of a marine climate retrofit, compare actual energy use to original predictions, and identify opportunities for cost savings in other similar retrofits in this climate.

Resource manual for builders, designers, architects, plumbers, and others interested in the WaterSense Labeled Homes Program providing an overview of the program, explains how to meet the program requirements, gives descriptions of water-saving technologies, and provides links to further resources.

Presentation describing how to make a Corsi-Rosenthal Box for air cleaning.

Article describing a field study that test ventilation performance in nine homes and found current ventilation was inadequate to remove PM2.5 and CO2 levels; however, a directly exhausting range hood can reduce peak PM2.5 concentrations by 75% or more.

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...

Blog article summarizing the effects of extreme heat on air quality and lung health.

Article describing the impact of increasingly stringent ventilation standards on multifamily buildings, highlighting the inefficiencies and challenges of exhaust-only ventilation in tightly sealed enclosures, the complications of achieving balanced ventilation, and the unintended consequences of...

EPA WaterSense guidance on urinals.

This study uses a computer simulation approach to examine the energy and indoor air quality implications of passive and hybrid ventilation systems.

Document presenting analysis results, focusing on relative humidity (RH) excursions, which are defined as unique events of indoor RH above a threshold.

Research report that validates Pinhole Insulation®, offering a cost-effective, minimally invasive solution for enhancing insulation and air sealing in enclosed roof cavities, improving R-value by 60% compared to traditional methods.

Preliminary results of two monitored lab homes constructed to represent the thermal characteristics of typical existing Florida homes are presented.

This report examines indoor air quality in post-2013 homes across various climates, focusing on contaminant levels, ventilation equipment usage, and control measure impact, with regional data from Florida, Georgia, and South Carolina.

ENERGY STAR overview on certified ventilation fans.

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

Resource that provides a directory of individuals that have successfully completed all requirements of at least one WaterSense Approved Certification Method (WACM) through a Home Certification Organization (HCO).

Website providing a searchable list of products that meet the EPA WaterSense criteria for water savings.

Specification of criteria for lavatory faucets and faucet accessories under the U.S. EPA WaterSense Program.

Webpage from U.S. Environmental Protection Agency describing the EPA WaterSense program including the Mandatory Checklist for WaterSense Labeled Homes, information on how to get certified, and information on finding or becoming a WaterSense Home Certifying Organization.

Web page providing links or specifications for homes to be labeled through the U.S. Environmental Protection Agency’s (EPA’s) WaterSense program.

Webpage describing the home certification organization, 24/7 Certifications and their requirements for whole house water management in a checklist format.

Fact sheet describing the home certification program CHEERS and its requirements for whole house water management in a checklist format.

Webpage describing the home certification program, Home Innovation Research Labs' requirements for whole house water management.

Fact sheet outlining requirements for WaterSense labeled bathroom sink faucets, detailing their water-efficient features, compliance with flow rate standards, testing, construction, and verification.

Fact sheet describing protocols for detecting, addressing, and preventing water leaks in homes, covering pressure-loss testing, visual inspections, and specific leak tests for fixtures and appliances.

Fact sheet describing how to effectively build, implement, and verify leak detection and flow monitoring systems, detailing appropriate devices, installation procedures, and verification protocols.

This fact sheet describes the requirements for WaterSense labeled showerheads in, highlighting their water-saving capabilities, adherence to flow rate criteria, independent performance certification, and how they're built, verified and in alignment with the conservation and water management goals of...

This fact sheet outlines the mandatory inclusion of WaterSense labeled toilets in homes, highlighting their water-efficient features, certified performance, and leak prevention; The sheet describes the requirements for these features, steps to build, and steps to verify a labeled toilet to insure...

Fact sheet describing the importance and regulation of EPA WaterSense water softeners including the function of cation exchange water softeners, the importance of salt efficiency, the negative impact of hard water on household appliances, softeners that use demand-initiated regeneration with...

Brochure providing information for homeowners, builders, verifiers, and facilities including an overview of program criteria, the certification process, and EPA-approved home certification organizations for water-efficient homes under the U.S. Environmental Protection Agency's (EPA's) WaterSense...