Library

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

The manual covers residential zoning issues - multiple, single-zone, and central multi-zone systems - and includes advice on working with homeowners to adapt the heating or cooling system design to meet modern home design features.

The research report outlines a practical and cost-effective strategy utilizing central HVAC systems to optimize humidity control and ventilation in energy-efficient homes located in hot-humid climates, demonstrating significant improvements without requiring complex equipment upgrades.

Case study about high humidity, mold and condensation on surfaces in S. Florida, and how building characteristics cause and amplify these problems.

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.

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

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.

Report providing the results of an analysis of humidity control and variable refrigerant flow (VRF) system efficiency in three new multifamily buildings in New York, NY.

Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.

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.

Research study identifying the best performing, most energy-efficient and cost- effective techniques to provide controlled mechanical ventilation and humidity control in hot- humid climates with thermally efficient building envelopes.

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.

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.

Fact sheet describing the results of an analysis of humidity control and variable refrigerant flow (VRF) system efficiency in three new multifamily buildings in New York, NY.

Building science report describing issues with vented attics in hot-humid climates and how sealed attic construction may be a solution.