1. Building Officials & Code Administrators International, Inc. (BOCA), 1993, “National Plumbing Code,” 4051 W. Flossmoor Rd., Country Club Hills, IL 60478.
2. Southern Building Code Congress International, Inc. (SBCCI), 1994, “Standard Plumbing Code,” 900 Montclair Rd., Birmingham, AL 35213-1206.
3. “International Plumbing Code,” 1995, Available from Building Officials & Code Administrators International, Inc. (BOCA), International Association of Plumbing and Mechanical Officials (IAPMO), and Southern Building Code Congress International, Inc. (SBCCI).
4. Solar Rating and Certification Corporation (SRCC), 1995, “Operating Guidelines and Minimum Standards for Certifying Solar Water Heating Systems: An Optional SWH System Certification and Rating Program,” c/o FSEC, 1679 Clearlake Rd., Cocoa, FL.
5. National Association of Plumbing-Heating-Cooling Contractors (NAPHCC), 1996, “National Standard Plumbing Code,” P.O. Box 6808, Falls Church, VA 22046.