Library

Report describing a project whose goal was to determine the prevalence of residential comfort system faults with a focus on air conditioners and heat pumps, and on key faults that can occur during installation: (1) incorrect refrigerant charge level (undercharge or overcharge); (2) indoor coil...

Article describing utility rates, net metering policies, installation costs, financial incentives, and other info for both consumers who are interested in installing renewable energy systems and for energy justice and clean energy advocates.

Article describing methods for thermally isolating a garage in a Passive House-certified multifamily building.

Fact sheet describing best strategies to bring ductwork on single-story homes with a slab-on-grade foundation in hot, dry climates into the conditioned envelope of the home intending to highlight the pros and cons of multiple ductwork integration strategies, including traditional duct systems in...

The research report outlines a practical and cost-effective strategy utilizing central HVAC systems to optimize humidity control and ventilation in energy-efficient homes located in hot-humid climates, demonstrating significant improvements without requiring complex equipment upgrades.

Document reporting results from a study done to evaluate effects of automotive emissions from attached garages on the indoor environment.

Case study examining the problem of unwanted air transfer from garage to living space and the effectiveness of garage exhaust ventilation or house supply ventilation to provide a solution to that.

Article describing recessed lighting, which if installed incorrectly may contribute to air leakage and compromise building envelope efficiency.

Technical report describing how the FSEC Energy Research Center explores low-cost space-conditioning upgrades for existing homes by integrating centrally located, high-efficiency ductless mini split heat pumps with older but functional central space conditioning systems, aiming to achieve energy...

Standard providing a methodology for evaluating the installation quality of unitary HVAC systems.

Report covering moisture and leakage issues associated with spray foam insulation application to the underside of roof sheathing.

Report describing the business case of hosting a Level 2 electric vehicle (EV) charging station in New York, including analysis of real-world data on equipment use, costs, revenue, and assumptions derived from industry reports and original research.

Report describing information for builders and retrofitters about eliminating hazards and coincidental energy losses that come from attached garages.

This report outlines research activities that are expected to facilitate the adoption of energy retrofits by remodeling contractors and roofing contractors using retrofit panels which applicable to many existing house designs in most climates and markets.

DOE report characterizing market and technical barriers impeding broader utilization of fault detection technology for residential HVAC energy efficiency applications.

Report describing approaches to insulating basements in homes built to meet Energy Star levels of performance of heat loss reduction.

Fact sheet providing information on building-scale and utility-scale battery storage for disaster resistance.

Report describing the best practices for the safe, efficient, and compliant installation of residential air source heat pump water heaters (HPWH) in California, aligning with the state's climate goals and providing guidance for educators, installers, and industry stakeholders.

Information sheet about insulating slabs.

Article Describing methods for thermally isolating multifamily parking garages.

Report summarizing research results for the 30% energy savings level and demonstrates that lead builders can successfully provide 30% homes in the Marine Climate Region on a cost-neutral basis.

This report will review, and summarize the current state of understanding and research into enclosures with higher thermal resistance, so-called “High-R Enclosures.” Recommendations are provided for further research.

Reference investigating the strategy of using buried and/or encapsulated ducts to reduce duct thermal losses in residential buildings.

Case study about the grid integration of electrical vehicle supply equipment.

Installation manual for installing metal panel siding.

An article illustrating common errors found in fiber cement siding installations. Many of these errors and poor flashing examples apply to siding materials beyond fiber cement siding.

Manual assisting architects, engineers, owners and roofing contractors for designing, specifying and installing roof tiles in areas of snow and ice.

Installation manual describing proper installation practices, industry standards and the code requirements of roofing tiles.

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

Article about how mortar droppings during the installation of a brick veneer can clog the weep holes in the wall assembly causing moisture damage. The article also illustrates products that can be installed in the ventilated cavity to mitigate this problem.

The Guide addresses walls constructed with 2x4 wood frame studs, wood structural panel sheathing (WSP) as wall bracing and added backing for foam sheathing, a layer of rigid foam sheathing insulation up to 1.5 inches thick over the WSP, and a cladding system installed over the foam sheathing in low...

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

Document presenting step-by-step process for installing rigid insulating sheathing over wood studs or house wrap.

Article describing research encouraging use of exterior insulation to warm interior sheathing surfaces in walls and roof assemblies to reduce the likelihood of condensation during cold weather

Information sheet about crawlspace insulation, including installation details.

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.

Information about dense pack, cellulose insulation.

Document providing descriptions of the many insulation options available to homeowners, along with guidance on where, when, and how to install insulation throughout your house.

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.

Case study on exhaust ventilation and corresponding outdoor air intake strategies implemented in high-performance new-construction multifamily buildings.

The New York State Energy Research and Development Authority (NYSERDA) is interested in finding cost-effective solutions for deep energy retrofits (DERs) related to exterior wall insulation in a cold climate, with targets of 50% peak load reduction and 50% space conditioning energy savings.

Technical report detailing the vulnerabilities of the U.S. electric grid to weather-related failures.

Report outlining how Smart ventilation controls (SVC) balance energy consumption, comfort, and IAQ by optimizing mechanical ventilation operation to reduce the heating and/or cooling loads, improve management of indoor moisture, and maintain IAQ equivalence according to ASHRAE 62.2.

Report comparing a high-performance house with a code-built control home.

Website describing results of research on impacts to garage doors from hurricanes, tornadoes, and high wind events.

Results from a research program testing airtightness, implications of air leakage and contaminant reduction over the garage-to-house interface.

Article describing EV charging, charger features, and other considerations for picking and installing EV chargers.

Report addressing the current state of these technologies and the challenges of adapting these to the GEB context.

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.