Why Long Beach Facilities Choose #1 AC Guys for Ventilation
#1 AC Guys is a 4th‑generation family business with 80+ years of engineering experience, specializing in commercial, hospital, and laboratory ventilation. Our team is factory‑trained by Fujitsu (Japan), Mitsubishi Electric (Thailand), Midea (China), Gree (China), and Haier (China), bringing proven methods to complex, code‑driven projects in Long Beach.
We deliver Midea‑based ERV/DOAS and exhaust solutions for isolation rooms, ORs, cleanrooms, pharmacies, and large commercial spaces—focusing on airflow accuracy, pressure control, energy recovery, and intelligent management. From design and permitting to commissioning and maintenance, we provide end‑to‑end execution with clear documentation and dependable timelines across Los Angeles County and nearby areas.