Library

Energy Star web page providing guidance on attic ventilation.

Standard outlining industry procedure for sizing residential duct systems.

Standard covering equipment sizing loads for single-family-detached homes, small multi-unit structures, condo­miniums, town houses and manufactured homes.

Standard covering sizing strategies for all types of cooling and heating equipment, as well as how to use comprehensive manufacturer’s performance data on sensible, latent, or heating capacity for various operating conditions.

Document providing guideance and considerations for duct design in an energy efficient house.

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.

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

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.

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

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

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

Article describing a case study in which a whole-house battery and PV system was tested in a home with cooling and refrigeration during a hurricane in Florida.

Report to understand the long-term moisture performance of unvented roof assemblies with fibrous insulation.

A guide for designers, architects, engineers, and fire experts on how to design rainscreen and ventilated cavities such that they don’t contribute to the spread of a fire.

Guide by the Northeast Energy Efficiency Partnerships on how to size heat pumps in a cold climate.

Presentation about proper installation of flexible ducts.

Website providing an online directory of more than 3,600 residential ventilation products lisiting flowrates, sones, watts, and other performance metrics; all listed products have been tested by the Home Ventilating Institute.

Article describing what evaporative coolers are, how they work, different types, performance, where they are appropriate, and how to install and maintain them.

Article describing methods for insulating and air sealing vented and unvented roofs in various climates zones.

Report providing step-by-step instructions for heating contractors and hydronic designers for selecting the proper control settings to maximize system performance and improve response time when using a thermostat setback.

Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.

Information sheet describing how to select a properly sized water heater based on household usage patterns, peak demand, and heater type—whether tankless, solar, or storage-based—to ensure efficiency and adequate hot water supply.

A website providing information on how to properly size a water heater based on tank size, volume, peak hour demand and other factors.

Web page describing the basics of how to size and build a battery bank for electricity storage.

Users guide to help contractors and homeowners use the Cold Climate Heat Pump Sizing Support Tools developed by NEEP to size and select the best air source heat pumps for their cold climate location.