Download or read book Energy Efficiency Guide for Existing Commercial Buildings written by Dennis R. Landsberg and published by American Society of Heating Refrigerating and Air-Conditioning Engineers. This book was released on 2009 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: "This guide explains why building owners and managers should be concerned about energy efficiency. The first in a series, the goal of this resource is to help this audience evaluate current building operations and conduct the economic analysis necessary to make decisions to improve energy efficiency"--Provided by publisher.