Library

2009 edition of code establishing a baseline for the design and installation of fuel gas systems and gas fired appliances through performance requirements.

Performance rating standards for unitary air-conditioners and unitary air-source heat pumps, including definitions, classifications, testing, rating, and operating requirements, as well as minimum data requirements for published ratings and markings.

Web page describing essential guidelines and recommendations for optimal installation of ductless heat pumps in cold climates, ensuring maximum heating performance and long-term satisfaction for homeowners, supported by research-backed insights and detailed resources.

Article describing thermal bridging, construction practices that encourage thermal bridging, and solutions.

Research study estimating potential energy savings relative to conventional ducted air distribution, and identifying equipment requirements, costs, and barriers.

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

Report examining the structural properties and applications of an innovative studless building system, detailing its testing regime and providing an engineering guide for architects and engineers.

Report on the design and evaluation of extended plate and beam.

Case study on the design and evaluation of extended plate and beam, located in Mount Joy Pennsylvania.

Report describing advanced framing techniques, including discussion of cost and energy savings.

Report describing approaches to using less wood in home building that minimize waste.

Fact sheet describing advanced framing techniques that reduce the amount of lumber used in constructing wood-framed houses while providing more space for wall insulation.

Fact sheet describing advanced wall framing.

This is a federal tax credit for complying air source heat pumpe. Units located in the "North" must meet ENERGY STAR's cold climate heat pump criteria.

Document providing step-by-step guidance to sizing air-source heat pumps for a cold climate.

Webpage describing the functionality and benefits of switching to Air Source Heat Pumps, as well as linking to sets of products, rebates, most efficient ASHPs, and providing consumer aid for purchasing an ASHP.

Website article interviewing the inventor of the Larsen truss, a history of its use, and a discussion of its advantages and disadvantages.

Report about two test home evaluations that provided valuable data about the true in-field performance of various building mechanical systems and LAMELs.

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...

Report on adding insulation to load-bearing mass masonry buildings.

ASHRAE Standard prescribing an field evaluation and test method to measure and score the performance of unitary HVAC systems.

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

Report about a building project in the marine climate.

Webpage describing how to improve a variable capacity heat pump's efficiency by not programming a deep setback on the thermostat.

Report summarizing commissioning, short-term testing, utility bill data analysis, and results of on-site monitoring of a deep energy retrofit.

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.

Brochure explaining the essential basis for advanced framing and some of the more common advanced framing details.

Information sheet offering general recommendations on supplemental humidity control and outlines viable system configurations.

A book about structurally insulated panels.

Report investigating implementation of advanced framing in both production and prototype built homes built in a variety of climate regions across the USA.

Report considers a number of promising wall systems that can meet the requirement for better thermal control.

Presentation about advanced framing techniques.

Document presenting some of the key technical properties of many of the most common building materials.

Website providing CAD files and drawings of advanced framing details.

Website providing information about building plans for the ENERGY STAR thermal bypass checklist.

Training module describing the operation, efficiency, consumer and seller benefits, and cost comparison of Heat Pump Water Heaters (HPWH) against conventional gas, oil, or electric water heaters.

Information sheet containing images and descriptions of cantilevers.

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

Design guide providing solutions and tools for designing central heat pump water heater systems in multifamily and other commercial buildings.

Document with information from a workshop addressing framing materials for residential buildings in California. A copy of the document can be requested at the resource link, and an online copy of the document can be found by searching for it on the California Energy Commission's Library Online...

Case study characterizing the framing factors for the exterior walls, ceilings, and floors of 180 wood-framed low-rise residential buildings across the United States.

Fact sheet describing the characteristics that make for a successful coastal residential building, including design and construction recommendations; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

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.

The Cold Climate Heat Pump Decision Tool guides contractors and installers through the decision-making process for heat pump (HP) sizing, identifying personalized CCHP recommendations, and applicable tax credits, with a focus on retrofits in cold climates.

List of commercial heat pump water heater systems that comply with NEEA's Advanced Water Heating Specification.

List of multifamily commercial heat pump water heater products that meet the NEEA Advanced Water Heating Specification Requirements.

Document containing a 3D drawing (CAD) of advanced framing details.

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.