Library

Report describing the progress toward and issues related to developing a usable, standardized, empirical data-based software accuracy test suite.

This study focuses on the design, construction, and performance of the interior chase approach as implemented by five different builders in Texas, North Carolina, and Florida.

Website for finding policies and incentives by state for renewables and efficiency.

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...

Journal article presenting a discussion of the state-of-the- art in electricity management in smart homes, the various enabling technologies that will accelerate this concept, and topics around consumer behavior with respect to energy usage.

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

Document providing a resource to help contractors renovate historic houses, while addressing issues such as building durability, indoor air quality, and occupant health, safety, and comfort.

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.

ENERGY STAR factsheet describing the HVAC Quality Installation Program

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.

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 evaluating opportunities to improve and streamline delivery of residential retrofit measures.

Expert meeting describing meeting details for key innovations for adding energy efficiency upgrades to maintenance projects.

Expert meeting describing meeting details for recommendations for applying water heaters in combination space and domestic water heating systems.

Expert meeting held to discuss simplified space conditioning systems in low load homes, including the relationship between advanced thermal enclosures, space conditioning systems and comfort.

Expert meeting held to review and discuss results and future plans for research to improve the performance of hydronic heating systems using condensing boilers and baseboard convectors.

Report presenting the process of a residential retrofit project for houses in the states of Florida and Alabama, including findings at the time of reporting and highlights of the first home to meet the target HERS Index of 70.

Information sheet providing detail about hand fabrication of a one-piece straight duct from a 48" x 120" x 1" thick (1.22 m x 3.05 m x 25 mm) sheet where the total inside duct dimensions equals 112" (2.84 m) or less.

Report describing a project focused on the use of home energy ratings as a tool to promote energy retrofits in existing homes.

Standard providing a comprehensive approach to evaluating, selecting, specifying and installing flexible duct in HVAC systems.

Report outlining the energy upgrade package implemented in Ft. Benning, GA, Indianhead Townhomes project and the findings of the Southface Energy Institute's post-renovation analysis.

Report detailing field walk-through evaluations, energy simulations for projected savings with exterior insulation upgrades, building envelope energy improvement cost estimates, and installation and maintenance of monitoring equipment and data.

Presentation about proper installation of flexible ducts.

Document providing guidance about building healthy homes using building science principles.

Research study investigating the factors influencing consumer adoption of HEDs and evaluating the resulting electricity consumption.

Report providing information about energy-efficient heating, ventilation, and cooling (HVAC) equipment options to help homeowners cut their energy use, reduce their carbon footprint, and increase their homes comfort, health, and safety.

Standards criteria supporting ICC HVAC duct support standards.

Report evaluating the relative effectiveness of various control and distribution strategies to improve hydronic space heating performance in existing low-rise multifamily buildings

Book providing project management guidance in maintaining satisfactory indoor air quality (IAQ) of occupied buildings undergoing renovation or construction.

Journal article detailing laboratory and simulation studies quantifying the impact that heat pump and air conditioner installation faults have on system capacity and efficiency.

Report summarizing approaches to addressing duct leakage in hot humid climates.

Report discussing the importance of durability and energy efficiency in building construction.

Report showing installers how to attach ducts, pipes, and associated equipment to buildings to minimize earthquake damage.

Report describing as-found interior platform return plenums, the magnitude of their contribution to the total amount of duct leakage, and techniques and results of retrofits executed by the HVAC trade during equipment replacement.

Report presenting lab evaluation of five heat pump water heaters available in the US market today.

Report proposing mini-split heat pumps as a new retrofit option to replace resistance heating in the Pacific Northwest.

Report on the long-term performance of mini-split heat pumps.

Document presenting a cost effective method that was used by four builders in the Gainesville, FL area to construct interior ducts in over a dozen site built homes.

Report using a field test plan to evaluate the success of implementing energy efficiency upgrades at the community scale incorporating whole-house systems integrated measures package (SIMP).

Report identifying the target market for solar water heaters and potential pathways and cost/performance targets that must be met for these systems to realize large energy savings.

Factsheet describing how to test the duct leakage of a manufactured home in the manufactured home factory.

Document pertaining to design and application guidance for combination space and tankless domestic hot water heating systems used in residential buildings, based on field evaluation, testing, and industry meetings.

Document intended for designers and installers of hydronic heating systems interested in maximizing the overall system efficiency of condensing boilers when coupled with baseboard convectors. It is applicable to new and retrofit projects.

Document with evaluation of 14 heat pump water heaters (including three recently released HPWH products) installed in existing homes in the northeast region of the United States.

Report providing guidance on how to implement a compact duct system inside a plenum truss bulkhead of a one-story, slab-on-grade home.

Report describing recommendations for optimizing flexible duct, constant-volume HVAC systems using junction boxes.

Document covering the technical aspects of buried and insulated ducts (BEDs), as well as the advantages, disadvantages, and risks of BEDs compared to alternative strategies.

Report describing the sealing and insulating of HVAC duct systems in existing homes.

Document illustrating guidelines for efficient installation of interior duct systems in new housing.