Library

Web report explaining how correct filter sizing is an issue that applies to all new and existing homes that use ducted HVAC systems.

Training manual on how to locate ducts within conditioned space and compact design.

Report describing findings from a multifamily test home focusing on the combination of energy measures that are feasible, affordable and suitable for multifamily construction in cold climates.

Webpage containing California Energy Commission's HVAC design information, including mandatory and prescriptive HVAC requirements for residential and nonresidential buildings following the California Energy Commission's Building Energy Efficiency Standards.

Webpage describing how caulking is used, how to select the appropriate caulking, and how to apply caulking.

Factsheet describing how caulking is used, how to select the appropriate caulking, and how to apply caulking.

AHRI-hosted directory of residential products meeting CEE's highest tier

Report describing ventilation system design, including a central fan integrated supply (CFIS) system, made up of a 6-inch outdoor air intake duct connected to the return side of the air handler with a fan cycling control to make sure the fan runs a programmed minimum amount of time.

Report about City of Meriden Housing Authority's (MHA) collaboration with Jonathon Rose Companies to complete a gut renovation of 126 residential units in the Chamberlain Heights retrofit project.

Report recording the results of a field study conducted in a single historic home in Seattle, Washington, to document the performance of Indow Windows' interior storm window inserts.

Report identifying housing characteristics and energy use for fifteen single-family housing types and specifies measure packages that provide an optimum level of energy savings based on a BEopt analysis.

Document providing guidance about choosing the correct caulk for a project.

Part 2 of an article discussing how to maximize two-pipe steam systems for resident space heating.

Report describing strategies to improve the aging steam heating systems in New York City to improve energy efficiency, reduce oil and gas usage, and cut maintenance costs.

Manual showing duct cleaning contractors how to identify the different types of insulated air ducts, how to open each type for access by cleaning equipment and personnel, how to close and seal openings after cleaning.

Specification defining performance and reporting requirements to meet the voluntary “Cold Climate Air Source Heat Pump Specification” (ccASHP Specification) for air source heat pumps suited to heat efficiently in cold climates (IECC cz 4 and higher).

Webpage outlining how to optimize the installations and performance of mini-split heat pump systems. As well, it discusses a set of design considerations for multi-level homes, low load homes, and heat distribution to rooms without a heat source.

Report describing combined space- and water-heating (combi) systems using a high-efficiency direct-vent burner.

Information sheet summarizing inspection and testing of combustion appliances taught during the 2006 Florida whole-house weatherization training as part of the U.S. Department of Energy’s Hot Climate Initiative.

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.

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

Report outlining how conditioned crawlspaces perform better than vented crawlspaces in terms of safety, health, comfort, durability and energy consumption.

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.

Report exploring alternative methods to find long-term solutions to energy loss in 1 ½-story homes to save energy, improve comfort, prevent frost buildup on the underside of the roof deck, and reduce the risk of ice dam formation/reformation.

This case study describes costs associated with the External Thermal and Moisture Management System developed by the NorthernSTAR Building America Partnership for retrofitting roofs with rigid foam over the roof deck, especially on one and a half-story homes.

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 covering exterior energy retrofits of masonry buildings.

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.

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.

Webpage providing a step-by-step guide for replacing the exterior caulking on your home.

Fact sheet poster describing benefits and qualification of U.S. Department of Energy (DOE) certified Zero Energy Ready Homes and providing eight examples of certified homes.

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.

Technical report describing design and construction methodologies for durable balconies and decks, focusing on proper sloping, flashing, drainage, and ventilation to mitigate moisture-related issues.

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.