Library

2012 edition of code establishing a baseline for the design and installation of fuel gas systems and gas fired appliances through performance requirements.

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.

Paper describing a proposed method for quantifying tree and vegetation evapotranspiration effects on city climate

Energy Star web page providing guidance on attic ventilation.

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.

Website providing research, efficiency and safety standards development, and advocacy to the home appliance industry to bring efficient, high-performing home appliances to consumers.

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.

This ANSI/RESNET/ICC standard provides a consistent, uniform methodology for evaluating the airtightness of building, dwelling unit, and sleeping unit enclosures and heating and cooling air distribution systems, and the air flows of mechanical ventilation systems.

Standard covering updates to the expected leakage rates for ductwork constructed to the SMACNA HVAC Duct Construction Standards—Metal & Flexible, duct leakage test procedures; includes recommendations on use of leakage testing, types of test apparatus, and test setup and sample leakage analysis.

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.

Technical report describing the evaluation of air management systems in a high-rise apartment building in Toronto, Ontario, focusing on air leakage, suite depressurization, and the performance of in-suite exhaust and corridor ventilation systems.

Standard establishing test methods for determining air leakage in duct systems using fan pressurization in low-rise residential and commercial buildings.

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.

Technical article describing issues and moisture concerns related to weatherization efforts.

Article describing the building science implications of insulating vented or unvented attics.

Article describing the research into insulating vented versus unvented attics.

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.

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.

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.

Source for information about Carbon Monoxide including health effects and measures to reduce exposure.

Installation manual for installing metal panel siding.

Fact sheet that details the steps needed to perform a combustion appliance safety inspection to determine if fossil fuel-fired appliances are operating safely under a depressurized condition.

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.

Report on heating and cooling air-distribution ducts that are insulated, installed close to the ceiling in a vented attic and covered with attic insulation to minimize energy loss.

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.

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

Article describing the difference between conditioned or unvented attics and unconditioned or vented attics.

Article describing the use of whole-house fans to provide cooling in the region surrounding Sacramento, CA.

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.

Webpage providing details of an experimental earth tube installation at the Clean Energy Exhibition in Georgia.

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.

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

ENERGY STAR factsheet describing the HVAC Quality Installation Program

Program criteria for residential exhaust fans used for ventilation.