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Welcome to the official page of Tradeswomen Build Nations, the largest gathering of unionized tradeswomen in the world.

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Research from the 2025 MEP Innovation Conference, provided by Dodge Data. This research covers software tools and technology use in the MEP trades.

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Results from a live survey at the 2024 MEP Innovation Conference. This report includes insight on BIM & Technology, business processes, technology, tools and popularity of business processes.

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Results from a live survey at the 2025 MCAA Fabrication Conference. This survey covers fab practices, software, expansion and process for coordination, design and pre-fabrication.

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The MCAA Beyond the Classroom videos showcase how MCAA student chapter members and MCAA members alike are benefiting from the MCAA Career Development program. This video series shares the opportunities and careers available to students in the mechanical industry. See all our Beyond the Classroom videos below and learn more today!

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Sloan sensor faucets come with various power options ideal for many varying environments. This training will help you identify the best faucet power supply option for your specific facility.

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The Sloan EBV-550 Dual Flush Side-mount Flushometer comes factory-configured or as a kit to upgrade manual flushometers to automatic touch-free sensor operation. Learn product details and installation in this video.

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What are the differences between these flushometer technologies and what do they mean for product performance? This course covers features to take into consideration when selecting flushometers across a wide variety of building spaces.

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5 factors that influence optimal plasma cuts

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MSCA has established two $2,500 scholarships that celebrate and honor the first Executive Director of MSCA, Barbara Dolim. This national scholarship will be awarded each year to two exceptional students who are pursuing two-or four-year degrees in service work, with a goal of continuing to inspire and support the next generation of mechanical service professionals.