This User's Manual provides detailed instruction for the design of commercial and high-rise residential buildings to ensure their compliance with ANSI/ASHRAE/IESNA Standard 90.1-2004.

In addition, this Manual: encourages the user to apply the principles of effective energy-conserving design when designing buildings and building systems; offers information on the intent and application of Standard 90.1; illuminates the Standard through the use of abundant sample calculations and examples; streamlines the process of showing compliance; provides Standard forms to demonstrate compliance; provides useful reference material to assist designers in efficiently completing a successful and complying design.

This Manual also instructs the user in the application of several tools used for compliance with Standard 90.1: the EnvStd computer program used in conjunction with the Building Envelope Trade-Off compliance method; the selection and application of energy simulation programs used in conjunction with the energy cost budget method of compliance.

This Manual is intended to be useful to numerous types of building professionals, including: architects and engineers who must apply the Standard to the design of their buildings; plan examiners and field inspectors who must enforce the Standard in areas where it is adopted as code; general and specialty contractors who must construct buildings in compliance with the standard; product manufacturers, state and local energy offices, policy groups, utilities, and others.

The downloadable version of this product comes as a Zip file and includes a PDF of the User's Manual and all the supporting files located on the CD that accompanies the print version. You must have WinZip to open the download.