Library

Report summarizing one year of monitoring and analysis of the effectiveness of a space conditioning system at maintaining temperature and relative humidity levels in a test home, as well as room-to-room differences and the actual measured energy consumption by the space conditioning system.

Report describing how space-conditioning systems are operating in the field and if these systems are meeting required standards.

Report documenting the results of an in-depth evaluation of thermal comfort for two potential net zero-energy homes (NZEHs) in Massachusetts.

Report about instrumentation and limited short-term testing completed on a retrofit unoccupied test house in Fresno, California.

Technical report detailing a study in which actual cooling loads are compared to modeled cooling loads.

Two hourly energy simulation software, BEopt and Energy Gauge USA, were compared to ensure accuracy and evaluate agreement on the impact of various energy efficiency improvements.

Article introducing the FTC’s new EnergyGuide label, including estimates of annual energy usage.

Website for CEE, the US and Canadian consortium of natural gas and electric efficiency program administrators.

Webpage with instructions for heat pump installers to choose the most suitable type of heat pump system, according to a project’s specific requirements.

Document for contractors detailing how to prioritize, control, and configure heat pumps in a residence that uses two heating systems.

Document for customers describing the benefits of two-system controls for homes, including information answering how, when, why, and how two-system controls with multiple heating sources are employed.

Website providing building science based guidance and training for residential construction.

Standard covering requirements for the assembly, installation, maintenance, and operation of controls and safety devices on automatically operated boilers directly fired with gas, oil, gas-oil, or electricity, having fuel input ratings under 12,500,000 Btu/hr.

Report on experiments comparing the cooling and heating seasonal and peak demand performance of different variable-capacity air conditioning and heat pump units.

A presentation describing the details of the ENERGY STAR Multifamily New Construction program requirements.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Lessons Learned chapter focuses on successful deep energy retrofit projects throughout the U.S.

Part of a larger LBNL report (Deep Energy Retrofit Guidance for the Building America Solutions Center), the Source Energy and Carbon Decisions chapter helps users carefully assess the impacts of switching from gas to electricity for heating end-uses, using source energy and/or carbon emissions...

Report presenting a parametric analysis using a numerical model of a new concept in desiccant and evaporative air conditioning.

Document providing design guidance and software tool information for forced-air HVAC systems.

Technical report describing algorithms that use communicating thermostat heating data and that were developed to optimize customer adoption of energy conservation measures, enhancing the identification of retrofit opportunities, estimating post-retrofit energy savings, and enabling home-specific...

Report examining the use of smart thermostat data to detect performance degradation and optimize comfort control in home AC systems.

Website helping communities address coastal issues with data, tools, and training resources.

Report outlining the issues with using existing ducts with a new low-load HVAC system, which reduces throw at supply registers causing decreased mixing of supply and room air, leading to potential thermal comfort complaints.

Website listing implementation timelines and links to various versions of the DOE Zero Energy Ready Home national program requirements.

PDF file explaining the DOE's Zero Energy Ready Home National Requirements (Rev. 04).

Checklist describing solar water heating recommendations per the DOE Zero Energy Ready Home program.

Information sheet with HVAC duct insulation, testing, maintenance and performance information.

Report identifying two barriers that limit the ability of builders to explore opportunities for higher levels of energy efficiency in housing: the use of duct system materials that inherently achieve airtightness and are right-sized for low-load houses, and, the ability to air seal fire separation...

Webpage describing the advantages and disadvantages of ductless mini-split air conditioner.

Factsheet describing methods for securing HVAC units to avoid damage during an earthquake.

Bulletin describing the components of ECM motors and comparing their efficiency with PSC motors.

Report describing an investigation into multiple occupancy-based ventilation control strategies and the associated energy savings.

Website that lists references that can help you determine how to control you indoor air quality while combating an emergency.

U.S. Code of Federal Regulations energy and water conservation standards for consumer products including home appliances and HVAC equipment.

Research project addressing low-cost options that reduce monthly energy costs and improve the quality of life by enhancing comfort levels in low-income homes.

Website describing the U.S. Environmental Protection Agency's ENERGY STAR New Homes and Apartments program with links to builder and homeowner resources.

Research study analyzing the effects a nonlinear enthalpy profile has on thermal performance and expected energy benefits for PCM-enhanced insulation.

Document comparing simulation results from a modified version of the EnergyGauge program to include various HVAC runtime strategies.

A FAQ explaining the purpose of the Energy Independence and Security Act, a law which sets energy efficiency standards for lightbulbs.

Website from the U.S. Department of Energy providing consumers with information on saving energy and using renewable energy technologies.

Article by Energy Saver on how to save energy with your thermostat.

Report investigating performance and energy savings potential of heat pump water heaters.

Research study describing experiments run in an unoccupied 1600 square foot house to evaluate the delivered performance as well as the relative performance of a SEER 21 variable capacity heat pump versus a SEER 13 heat pump.

Report using pre- and post-system upgrade data to analyze the energy savings associated with Iowa's HVAC SAVE program for space heating.

Factsheet describing the benefits of purchasing and installing ENERGY STAR rated fans and ventilation products.

Report from ENERGY STAR on HVAC design for homes.

ENERGY STAR factsheet describing the HVAC Quality Installation Program

A list of clothes dryers that made the EnergyStar Most Efficient list for 2021, delivering cutting technological innovation along with energy efficiency.

Webpage recognizing the most efficient products among those that are ENERGY STAR certified.

Webpage on the ENERGY STAR website that list products that exceed the ENERGY STAR minimum criteria for their category, with links to several product categories, including windows, HVAC, home appliances, and computer monitors.