On June 28-29, 2011, Uponor — provider of residential multipurpose plumbing and fire sprinkler systems as well as radiant heating and cooling systems — will host the National Fire Sprinkler Association (NFSA) as it presents an overview of the National Fire Protection Association (NFPA) 13 Standard to commercial fire sprinkler installers. The two-day seminar held at the Uponor Academy in Apple Valley, MN, will cover critical elements of the NFPA 13 Standard, the most recognized building industry standard for the installation of commercial fire sprinkler systems.