The American Water Works Association (AWWA, www.awwa.org) is offering a 20 percent discount on some of its pipe manuals until Nov. 30. The manuals focus on different types of pipe used in municipal water service, covering manufacturing, engineering design, pipe specifications and properties, installation, load factors, fittings and appurtenances, and maintenance. Each manual provides photos, cutaway illustrations, graphs and data charts, and a complete bibliography and index.
 
 Discounted pipe manuals include:
 
 Concrete Pressure Pipe (M9), Second Edition
 Pub. by AWWA,  softbound, 232 pp. 1995. Retail sale price $68 (reg. $85). AWWA member sale price $44 (reg. $55). No. 30009.
 Steel Water Pipe (M11), Fourth Edition
 Pub. by AWWA.  softbound, 241 pp. 2004. Retail sale price $72 (reg. $90). AWWA member sale price $48 (reg. $60). No. 30011.
 PVC Pipe (M23), Second Edition
 Pub. by AWWA, softbound, 176  pp. 2002. Retail sale price $76 (reg. $95). AWWA member sale price $52 (reg. $65). No. 30023.
 Ductile-Iron Pipe (M41), Second Edition
 Pub. by AWWA, softbound, 233 pp.  2003. Retail sale price $76 (reg. $95). AWWA member price $52 (reg. $65). No. 30041.
 Fiberglass Pipe (M45), First Edition
  Pub. by AWWA, softbound, 159 pp. 2005. Retail sale price  $76 (reg. $95). AWWA member price $52 (reg. $65). No. 30045.
 
 For more information, visit www.awwa.org/bookstore.
 
 — Flow Control Staff