Library

Blog article describing considerations for how to use trees for shading to reduce cooling energy demand.

Large scale simulation study investigating the effects of cool roofs and walls on buildings of various vintages across the U.S., with special attention given to California.

Report reviewing the design and the first four months of energy performance of a near zero energy project home in Callaway, Florida during the second half of 2008.

Report reviewing the design of a net zero energy home in Gainesville, Florida and then focusing on the first six months of energy performance of the project home during the second half of 2008.

Searchable database of over 3,000 roofing products that have undergone solar reflectance and thermal emittance testing.

Searchable database of wall cladding and coating products that have undergone solar reflectance and thermal emittance testing.

Document reviewing ventilation strategies for different climate zones that also includes schematic drawings and photographs of various ventilation installations.

This study used an advanced airflow, energy and humidity modeling tool to evaluate the potential for residential mechanical pre-scooling strategies to reduce peak electriciy demand.

Article describing moisture and ice dam issues in attics and how to air seal the attic floor.

Technical report describing the research and development of the Ventilation-Integrated Comfort System (VICS) which is a specifically designed, energy-efficient solution that seamlessly integrates with low-capacity, ducted heating, and cooling systems, offering controllable, balanced energy recovery...

Report describing information from DOE about rules and standards for residential air conditioners and heat pumps.

Webpage describing a DOE Cold Climate Heat Pump Challenge. The challenge engages industry partners and focuses around the Cold Climate Heat Pumps, a more environmental and efficient heating alternative to traditional heating.

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

IECC code note explaining new fan efficacy requirements, along with how to determine which fans are affected by the new fan requirements.

Paper covering a parametric study of foundation heat exchanger-based ground source heat pump systems for several house configurations in a range of European locations, with an emphasis on determining feasible combinations.

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

Report evaluating mechanical AC precooling strategies in homes as a method for improving the load factor by shifting cooling operation from on-peak to off-peak hours.

DOE report characterizing the installed base of windows and window coverings, and how users operate window coverings in order to enable precise quantification of energy savings.

Document reviewing current and potential ventilation technologies for residential buildings with particular emphasis on North American climates and construction.

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

Web page providing an overview of room-level air conditioning systems such as window units and mini-splits.

Webpage discussing the characteristics of sunlight and how cool roofs work to reduce solar heat gain.

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

Report describing development of a package of energy efficiency measures to achieve 60% energy savings in a test house.

Study conducted to help determine cost-effective solutions for heating and cooling houses that are designed to be energy efficient.

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.

Article describing building smoke control systems.

Spreadsheet tool that computes solar reflectance index (SRI) and roof surface temperature based on solar reflectance and thermal emittance using ASTM standard E 1980.

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 2016, 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; 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...

This Standard provides a consistent, uniform methodology for evaluating the airtightness of building envelopes and heating and cooling air ducts and the air flows of mechanical ventilation systems.

Standard describing methods for testing the airtightness of buildings and HVAC equipment.

Test method that measures the capture efficiency of wall-mounted domestic range hoods under controlled conditions in a test chambers which available for preview and purchase at the link and was published in the year 2018.

Presentation on sustainable development including water conservation, passive solar, daylighting, natural ventilation, and land use.

Presentation by the Washington University in St. Louis Office of Sustainability on saving energy.

Presentation on urban land use and sustainable building design.

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

DOE-sponsored report describing the experimental design and results of testing the energy performance of Hunter Douglas double-cell cellular shades under various control schemes in the Pacific Northwest National Laboratory’s Lab Homes.

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.

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).

Article about installing balanced ventilation systems.

Article from Purdue University on the potential for white paint technology to lower air conditioning usage requirements.

Webpage from the City of Fresno's Water Conservation Program describing household water conservation recommendations, including tips for maintaining evaporative coolers.

Website providing consumer tips for using natural gas safely in the home, including guidance on cooking, fireplaces, ventilation, pilot lights, piping, etc.

BSD-102 report providing guidance about whether to construct a vented or unvented attic based on hygro-thermal zone.

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...

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.

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