Library

Webpage listing ACCA Manual J and D calculation software that is approved by ACCA.

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.

Report assessing the accuracy of HEST as it was being developed and to provide information useful to DOE program managers and HEST development team at Lawrence Berkeley National Laboratory.

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

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...

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.

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

Presentation about proper installation of flexible ducts.

Online calculator for estimating payback of adding additional insulation to your house.

Factsheet describing how HEScore, a tool used for energy modeling, rates home energy performance based on physical assets and makes recommendations for improvement.

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

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.

Webpage describing the Quality Install Tool, an open-source web app designed to simplify, standardize, and expedite the creation of high-quality installation documentation for HVAC installations and efficiency upgrades.

A free tool used to calculate the required minimum flow rate of dwelling-unit ventilation.

Software enabling low-carbon planning, implementation, monitoring and reporting.

A CD guide intended to help communities mitigate damage or loss from tornadoes and other extremewind events, and provide public information resources for conveying the importance of safe room construction.

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.

Tool determining the most economical and efficient photovoltaic array location and position.

Handheld solar site analysis tool capturing whole-horizon images for a site and generating shading analysis reports.

Fact sheet poster describing a DOE tool that walks homeowners through a series of simple questions to produce a list of retrofit recommendations to improve the energy efficiency, indoor air quality, and durability of the homeowners’ home, while also lowering their carbon footprint.

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.