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Building Enclosure Symposium (BES)

October 26, 2025 - October 28, 2025

Booth #15

Join IIBEC for the 2025 Building Enclosure Symposium (BES), taking place October 26–28, 2025, at the historic St. Louis Union Station Hotel. This in-person event brings together top minds in the building enclosure industry for two days of expert-led education, discussion, and networking.

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  • Start: October 26, 2025
  • End: October 28, 2025