Library

A presentation on the 2020 State Mechanical Code for easier understanding.

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.

Guidebook covering basic principles and data used in the HVAC&R industry. This is the 2023 edition of the handbook, which can be purchased physically or digitally at the reference link in versions using either I-P units of measurement or SI units of measurement.

Guide for homeowners describing how to find and seal basement and attic air leaks, determine if attic insulation is adequate, make improvements safely, and reduce energy bills.

Report describing testing and analysis on deep energy retrofits of existing single-family homes in the U.S.

Guidance document from the UN environment programme on climate-resilient buildings and communities practices, including guidance on heat waves, drought, hurricanes, and flooding.

Guide developed to help contractors, building operators, and city officials successfully adopt cool roof and pavement technology.

Report describing how changing the air exchange rate of a home (the sum of the infiltration and mechanical ventilation airflow rates) affects the annual thermal conditioning energy.

Standard providing information about self-adhered sheet air barriers located in the non-accessible part of the wall and materials to bridge and seal air leakage pathways and gaps.

Vinyl siding estimating and installation guide for vinyl siding products.

Website containing commercial information related to air conditioning and heating.

Website homepage for the Air Conditioning Contractors of America (ACCA).

Standard providing a universally accepted definition for quality installation for residential and commercial heating, ventilating, and air conditioning applications.

Document detailing the requirements, roles, and obligations for participants in an organized effort, ensuring that HVAC installations comply with the ANSI/ACCA 5 QI – 2010 (HVAC Quality Installation Specification) QI Standard.

A website explaining the process of sealing a home with Aeroseal & how the technology is used to seal holes in the air ducts and vents of the home.

Technical report describing the research behind a new aerosol-based sealing method, utilizing pressurization and a dispersed sealant fog, facilitated by a standard blower door, to automatically measure, locate, and seal air leaks in new homes in the United States, providing an efficient solution to...

Study from Appalachian State University on passive solar design to take advantage of local climate zones for energy conservation.

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

Brochure describing the benefits of air-sealing for homeowners.

Fact sheet describing air-sealing concerns and remedies, including HRV/ERV installation, caulking, spray foam, and weatherstrip installation.

Article describing how an airtight home shell helps achieve a tight envelope that is energy efficient and cost effective.

Article describing how to stop air leaks around the windows and doors of a home.

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.

Fact sheet describing the research on energy-efficient strategies for small single-story homes, including manufactured and Habitat for Humanity-built homes, utilizing mini split ductless heat pumps and through-wall transfer fans to achieve a 50% reduction in energy consumption compared to the 2009...

Technical report describing the integration of mini split ductless heat pumps and through-wall transfer fans in small single-story homes, to achieve a 50% reduction in space conditioning energy consumption compared to the 2009 International Energy Conservation Code, while ensuring affordability and...

FSEC article looking into the percieved effectiveness of ceiling fans.

Article describing air sealing and air barriers in buildings.

Document providing background and approach for the prep work necessary prior to adding attic insulation - focusing on combustion safety, ventilation for indoor air quality, and attic ventilation for durability.

NREL webpage of standard work specification of exterior and interior, attic floors, attic knee walls, and unique installations.

A book about structurally insulated panels.

Report comparing a variety of roof insulating strategies to present their advantages and disadvantages according to several comparison criteria.

Fact sheet describing research sponsored by DOE's Building America program to research the importance of attic air-sealing and best practice attic air-sealing techniques for new and existing homes.

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

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.

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

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).

Report describing how space-conditioning systems are operating in the field and if these systems are meeting required standards.

Study investigating measured cooling energy performance in side-by-side identical homes with varying roof types, including cool roof technologies.

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.

Guidance from Zero Energy Project on construction techniques for warmer climates, such as home orientation, and insulation requirements.

ENERGY STAR webpage discussing the costs and benefits of cool roofs.

Webpage from U.S. Department of Energy describing 'cool roofs' and their usage for passive home cooling.

Web page providing information on the types of cool roofs and their benefits to consumers.

Tool developed by LBNL to calculate potential savings from increasing wall and roof solar reflectance.

Study reporting the results of comparative testing of the effect of finished and unfinished metal roofing systems on cooling energy performance in a test facility.

Report providing recommendations to builders regarding how to reduce cooling loads, use air-circulation fans, natural ventilation, window and building design for natural ventilation, and whole-house fans.

Short report providing tips on how to reduce heat gain and passively cool a home.