Library

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

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.

Information sheet providing information about investigating the thermal effect of staggering the inner and outer wall studs on double walls in new construction.

Report covering the rainwater performance of building assemblies.

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.

Report on how airtighness changes as houses age.

Guide provides homeowners ways to prepare for an earthquake and protect a home against earthquake damage.

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.

The objective of this research was to quantify the field performance of wood-frame walls clad with a variety of common claddings in a mixed-humid climate.

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.

Presentation about results from an insulating concrete form energy efficiency study in Knoxville, TN.

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.

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

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

Program criteria for central air conditioner and heat pump equipment.

Factsheet describing mini split heat pumps and their benefits for consumers.

Section 608 establishes EPA’s National Recycling and Emission Reduction Program designed to reduce emissions related to maintaining, servicing, repairing, and disposing of air conditioning or refrigeration equipment.

Information sheet with details on a building enclosure designed for Albuquerque, NM, as an example for building enclosures built for hot-dry and mixed-dry climates.

Information sheet briefly summarizing double stud wall construction including the advantages and disadvantages of this construction strategy.

Information sheet briefly summarizing double stud with spray foam wall construction including the advantages and disadvantages of this construction strategy.

Information sheet that summarizes Insulated Concrete Form (ICF) construction including advantages and disadvantages of this construction strategy.

Information sheet briefly summarizing truss wall construction including the advantages and disadvantages of this construction strategy.

Research study evaluating operating conditions required to maintain uniform mixing, within high performance homes, under both heating and cooling conditions.

Report exploring feasibility of designing prescriptive retrofit measure packages for typical Chicago region multifamily buildings in order to achieve 25% source energy savings.

Research study that utilizes EnergyPlus equipped with the moisture capacitance model to analyze the indoor relative humidity in three home types.

Technical report presenting the results of an evaluation of homes using high-efficiency mini-split heat pumps to supplement the primary heating and cooling systems.

Document reviewing four cold-climate northern Illinois energy efficiency retrofit programs to identify practices, tools, and approaches to streamline and reduce costs of comprehensive retrofits, and to improve the consistency of audit and retrofit delivery practices across different programs.

Report detailing the effects of replacing PSC motors with more efficient, variable-speed motors.

Technical report describing the evaluation of four different ventilation strategies for providing make-up air in high-performance, new construction multifamily buildings in the Northeast, emphasizing the challenges posed by increasing airtightness standards and the variability of system performance...

Report describing research that helps inform best practices for air-sealing multifamily buildings in the Northeast.

Article describing RESNET guidance on evaporative coolers.

Article describing how evaporative coolers work and how to maintain them.

Web article describing the evolution of evaporative coolers, water usage of evaporative coolers, and links to information on selecting an evaporative cooler.

Article describing a study of the potential to use heat pumps to heat and cool homes across the United States, including cold climate locations like Alaska.

Article describing benefits of ECM motors and how they can be installed as retrofit motors in HVAC equipment.

Expert meeting identifying installation practices that provide the best installed efficiency for residential gas furnaces, explain how AFUE and field efficiency can differ, and investigate the impact of installation practices on the efficiency and long-term durability of the furnace.

Report about the Advanced Envelope Research effort will provide factory homebuilders with urgently-needed, cost effective methods for meeting emerging energy code requirements.