Commercial Boiler Installation in Orange, CA

Your heating plant is the backbone of occupant comfort and process reliability. In Orange, CA, businesses trust #1 AC Guys for commercial boiler installation that unites engineering discipline with field-proven craftsmanship. We bring 80+ years of family engineering experience to every design-build, retrofit, or replacement, giving you a right-sized, code-compliant system that runs efficiently, safely, and dependably season after season.

Design-build hydronic expertise for complex facilities

From first walkthrough to final commissioning, our engineers model loads, pipe sizing, and pump head to ensure balanced flow, quiet operation, and optimal heat transfer. We streamline submittals and coordinate with your GC, architect, or facility team to align schedules and budget.

• ASHRAE-based load calculations and boiler sizing
• Primary-secondary or variable primary flow strategies
• Pump selection with VFDs and NPSH checks
• Low-loss headers, air separators, and dirt separation
• High turndown condensing cascades for part-load efficiency
• BMS integration, sensors, and lead-lag sequencing
• Combustion air, venting, and flue design per code
• Water treatment planning for long-term protection

What we install

We deliver turnkey systems tailored to your building type and energy goals, from compact commercial replacements to large multi-boiler plants.

• Condensing and non-condensing commercial boilers
• Low-NOx configurations and emissions-ready setups where required
• Modular and cascaded systems with smart staging
• Heat exchangers, expansion tanks, air separators, and chemical feed
• Hydronic piping, insulation, valves, and balancing
• Gas piping, combustion air paths, and sealed venting
• Boiler controls, safeties, and full BMS integration

Installation process built for speed and safety

We protect your operations with detailed planning and clear communication, minimizing disruption during changeouts or tie-ins.

• Site assessment, scope definition, and transparent proposals
• Permitting support and coordination with AHJs
• Demo, rigging, and precise equipment placement
• Piping, electrical, venting, controls, and insulation
• Start-up, combustion tuning, and performance verification
• Owner training, O&M documentation, and commissioning reports

Need to keep your building open? We offer phased cutovers, temporary heat options, and off-hours work to help maintain business continuity.

Industries we serve

• Office, medical, and life science facilities
• Hospitality and multifamily high-rises
• Education and municipal buildings
• Retail centers and mixed-use properties
• Light industrial, warehouses, and specialty process loads

Compliance, safety, and documentation

We install to California Title 24, local mechanical and plumbing codes, and applicable fire and electrical standards. Where required, we coordinate with local authorities and regional air quality agencies for low-NOx compliance. Seismic bracing, gas safety, clearances, and ventilation are engineered into every project for safe, durable operation.

Energy savings, controls, and rebates

Modern condensing systems with proper return water temperatures can dramatically reduce fuel usage. We configure outdoor reset, high turndown ratios, and intelligent staging to lower operating costs without sacrificing comfort. Our team provides guidance on potential utility incentives and tax-efficient strategies available in Southern California to help you maximize ROI.

Maintenance and lifecycle support

A great install deserves great care. We offer planned maintenance programs that protect your investment:

• Seasonal tune-ups and combustion analysis
• Gasket, trap, and venting inspections
• Water quality testing and treatment adjustments
• Glycol management for specialty systems
• Remote monitoring options and alarm integration

Our mission is healthier indoor environments and reliable comfort. Proper boiler operation supports stable temperatures, better humidity control, and a healthier overall HVAC ecosystem in your building.

Why #1 AC Guys

• Fourth-generation family of engineers with 80+ years of engineering experience
• Manufacturer-trained at Fujitsu (Japan), Mitsubishi Elektrik (Thailand), Midea (China), Gree (China), and Hier (China)
• Specialists in large, complex commercial projects with tight timelines
• Clean workmanship, thorough commissioning, and clear documentation
• Responsive communication and project managers who keep you informed

Local to Orange, serving greater Southern California

We are based in Los Angeles and proudly serve Orange, CA and all of Orange County, with broader coverage across Los Angeles County, Ventura County, and Western Riverside County. If you are searching for commercial boiler installers near me in Orange, our team is ready to help.

Get a precise, engineered quote

Schedule a site assessment to receive a tailored design, clear pricing, and a timeline that matches your operational needs. From emergency changeouts to planned retrofits, #1 AC Guys is your partner for dependable commercial boiler installation in Orange, CA.

Ready to start? Contact #1 AC Guys today to discuss your goals and get a detailed proposal.