Library

Article investigating how a linear input/output relationship can be used as a simple model of the performance of a combination hydronic heating system over heating only, DHW only, and combined loads.

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

Website from the EPA containing information for homeowners and renters about how to identify asbestos in the home and how to deal with it to reduce exposure to it.

Website explaining the risks associated with radon in homes and how to protect homes against radon.

A website explaining the benefits of recycling compact fluorescent lightbulbs and how the process can prevent the release of mercury into the environment.

Fact sheet describing best practices in installing leak-free refrigerant systems, including specifics on creating flare joints and brazed joints, pressure testing, vacuum testing, and charging the system with refrigerant.

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

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.

Factsheet from HUD describing how homeowners can retrofit homes following natural disasters in the U.S. Virgin Islands.

Factsheet from HUD describing how to rebuild following natural disasters in Puerto Rico.

Factsheet for builders from HUD on how to rebuild homes following natural disasters in the U.S. Virgin Islands.

Guidance from HUD on how to restore homes following natural disasters in Puerto Rico.

Guidance from HUD on how to restore homes following natural disasters in Puerto Rico.

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

A research paper exploring the design, installation, repair and maintenance of solar water and pool heating technologies.

Standard describing a simple, relatively cost-effective approach to evaluating the ability of a variety of materials to support microbial growth using a small chamber method. A preview of the standard is available at the link, with the full version available for purchase.

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.

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.

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

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.

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 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.

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.

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.

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

Web-based manual providing guidance for removal and preventing entry of nuisance wildlife.

A website explaining the connection between using compact fluorescent lightbulbs and the amount of mercury released into the environment.

Fact sheet providing information on window attachments and their potential for improving energy efficiency.