May 23, 2025
HVAC Air Filtration Basics & Rating
Understanding HVAC air filtration is essential for optimizing indoor air quality and ensuring occupant health and comfort. Download the full white paper now to learn about filter types, rating systems, and best practices for your building’s ventilation system.
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Recent Events and Updates
Explore our latest events, news, and updates
Our Chicago crew came together at Village Green Park for a family summer picnic filled with laughter, games, and sunshine.
We were excited to serve as Grand Slam Sponsors for the Cincinnati Angels Golf Outing at Pebble Creek! ⛳️
Our Cedar Rapids IA team enjoyed a fantastic summer picnic at PinSeekers Golf - where we swapped desks for drivers and spreadsheets for strikes!
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Contact BSI Engineering today to discuss your project needs. Our team of over 250 engineers and designers across 4 Midwest offices is ready to serve you.