Commercial Legionella Prevention (Cooling Towers) in Ontario, CA — #1 AC Guys

In Ontario, CA, cooling towers are essential to comfort and process cooling—yet without strict controls they can foster Legionella. #1 AC Guys delivers an engineer‑led, compliance‑ready program to reduce risk, protect occupants, and keep tower performance optimized while meeting your operational and budget goals.

What we deliver

• ASHRAE 188–aligned Water Management Programs (WMP) tailored to your site
• Comprehensive risk assessment, process mapping, and asset inventory
• Legionella sampling coordination with accredited laboratories
• Automated chemical feed with ORP/pH/conductivity control and data logging
• Biocide rotation, bio‑dispersants, and nutrient control strategies
• Side‑stream filtration, separators, and media upgrades to reduce biofilm and solids
• Scale/corrosion inhibition, passivation, and metallurgy‑aware treatment
• Start‑up, seasonal layup, and shutdown protocols to minimize stagnation
• Deep cleaning, descaling, and tower disinfection per industry guidance
• Drift eliminator inspection, basin sweeping, and debris management
• Blowdown optimization for water savings and stable cycles of concentration
• Remote monitoring, alerts, KPI dashboards, and compliance documentation
• On‑site staff training and rapid response plans for positive findings

Our engineering advantage

#1 AC Guys is a fourth‑generation family business with 80+ years in engineering. Our team was trained at manufacturer facilities in Fujitsu (Japan), Mitsubishi Elektrik (Thailand), Midea (China), Gree (China), and Hier (China). We specialize in commercial and complex projects—multi‑tower campuses, variable flow loops, process loads, and sites with tight uptime requirements. Expect rigorous root‑cause analysis, right‑sized chemistry, and practical retrofits that improve reliability, energy use, and water efficiency.

Compliance and documentation

We build programs aligned with ASHRAE 188 and ASHRAE Guideline 12, incorporating OSHA/CDC best practices and CTI guidance. You receive a living WMP, log sheets, sampling schedules, emergency procedures, and corrective action records—organized for quick review by internal EHS teams and local health authorities. Our documentation helps streamline audits and supports enterprise risk management across portfolios.

Cooling tower services, parts, and logistics

We maintain rapid access to commercial‑grade cooling tower components, controllers, filters, and maintenance supplies through AC PRO, helping reduce lead times and downtime. Whether you need a controller upgrade, improved filtration, new drift eliminators, or a turnkey clean and disinfection, our crews sequence work to protect operations while elevating tower hygiene and performance.

Industries we serve

• Healthcare and medical offices
• Manufacturing and food & beverage
• Logistics hubs and warehouses
• Hospitality and entertainment venues
• Commercial real estate and mixed‑use
• Education and campuses
• Data centers and laboratories

Service area

We serve commercial clients in Ontario, CA and across the Greater Los Angeles region, including Los Angeles County and nearby areas such as Orange County, Ventura County, and Western Riverside County. If your facility is near Ontario within the LA metro, we can support you.

Our proven process

• Consult: Discuss goals, compliance needs, and current tower conditions.
• Assess: On‑site survey, sampling plan, and baseline performance testing.
• Plan: Build an ASHRAE 188–aligned Water Management Program with clear KPIs.
• Implement: Chemistry optimization, automation, filtration, and mechanical fixes.
• Monitor: Routine service, data reviews, and continuous improvement cycles.
• Audit & update: Keep documentation current and ready for inspections.

Healthy air and water are our mission. If you operate cooling towers in Ontario, CA, partner with #1 AC Guys for a proactive, engineered path to Legionella risk reduction—without compromising uptime. Request a site assessment today and get a clear, actionable plan backed by seasoned commercial specialists.