HEI Standards Discount Bundle 3 (PDF)

HEI Standards Bundle 3 includes downloadable .pdf files of the following:

• Standards for Steam Jet Vacuum Systems, 7th Edition
• Standards for Tray Type Deaerators, 11th Edition
• Standards for Air Cooled Condensers, 2nd Edition
• Performance Standards for Liquid Ring Vacuum Pumps and Compressors, 5th Edition