2026 ASPE Convention & Expo

The 2026 ASPE Convention & Expo is the premier biennial event for plumbing engineers, designers, specifiers, and contractors, organized by the American Society of Plumbing Engineers (ASPE). The 2026 edition runs October 8-14, 2026 in Oklahoma City, Oklahoma, with the expo floor open October 12-13 at the Oklahoma City Convention Center. The program features 30+ professional development sessions, the Innovation Theater, and the largest plumbing product tradeshow in the country, covering plumbing systems, water systems, fire protection, piping, and sustainable design. More than 4,000 industry professionals and 270+ exhibitors attend. Dates corrected from a previously incorrect range to October 8-14, 2026.