Library

Study investigating measured cooling energy savings from the installation of wall finishes with higher solar reflectance.

This report investigates whether mini-split heat pumps can live up to their potential for one market segment: multifamily retrofits.

DOE Energy Saver webpage providing a brief summary of natural ventilation for houses.

Database compiling extended capacity data for numerous cold climate heat pump manufacturers and models.

Report discussing the benefits of modern evaporative cooling systems for use in hot dry climate zones.

Document describing recommended modeling rules, potential compliance credits, and eligibility criteria for residential night ventilation cooling systems for California’s Title 24 energy efficiency standards.

Report describing the experimentally evaluated potential of a novel residential night cooling concept.

Book describing passive cooling techniques from a technical and academic perspective.

This study evaluated 11 measures for passive cooling using four heat resilience metrics with and without grid power in Fresno CA and found the two most effective measures were installing solar-control window films and adding roof insulation; natural ventilation also helped reduce overheating in...

Website providing guidance on passive heating, cooling, and lighting methods.

Paper summarizing passive and low-energy cooling systems for buildings.

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.

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.

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.

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.

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 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.

Fact sheet describing residential tornado safe room doors.

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.

Fact sheet describing methods for flashing and air-sealing windows and doors.

Information sheet about window retrofit strategies for hot-dry climates.

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.

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

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 establishing requirements for the performance and installation of gasketing systems including mortised to doors, frames or both which was published in the year 2021 and a can be purchased to be viewed in full from the ANSI webstore in the link.

Standard describing a test method measuring air-leakage rates through a building envelope under controlled pressurization and de-pressurization which was published in the year 2019 and is available for preview and purchase at the reference link.

Standard describing two techniques for measuring air leakage rates through a building envelope in buildings that may be configured to a single zone which was published in the year 2022 and is available for preview and purchase at the reference link.

A guide for homeowners on determining the risks from tornadoes and hurricanes and selecting a safe room type and location, as well as providing detailed plans for safe room construction.

Presentation on urban land use and sustainable building design.

Fact sheet describing best practices for flashing doors and windows to minimize air and water intrusion.

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.

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.

Article describing tips for effectively installing weatherstripping on windows and doors.

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.

Article describing the process of adding weatherstripping to and weatherizing old doors.

Webpage describing weatherstrip tips and tricks to properly air seal doors.

Article describing an overview of weatherstripping requirements.

Web page explaining what a cool exterior wall is and how they work, as well as benefits to their use and links to research studies.

Web page explaining what a cool roof is and how they work, as well as benefits to their use and links to research studies.

Information sheet outlining the criteria for ENERGY STAR qualified, windows, doors, and skylights.

Article discussing the risks that can occur from undercutting bedroom doors to provide return airflow from bedrooms, as well as corrective measures that can be taken to address these risks.

Conference paper presented at the 2020 Summer Study on Energy Efficiency in Buildings presenting the results of an evaluation of control strategies used when new mini-splits are installed in a home with an existing HVAC system.

Technical fact sheet describing proper operation, sizing, and installation of whole-house fans.