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Commercial HVAC Services

California's Title 24 energy code requires fault detection and diagnostics on many new economizer-equipped commercial rooftop units, because stuck dampers and failed sensors can quietly waste energy for months without anyone noticing. Performance Plumbing, Heating & Air Conditioning, Inc. provides commercial HVAC services in Pasadena, CA and across the San Gabriel Valley, repairing, maintaining, and installing rooftop units, split systems, and ductless equipment for offices, retail shops, restaurants, and small commercial buildings. Backed by 40+ years in the trade, we schedule around your business hours and document every visit clearly. Repairs, maintenance, and replacements are priced upfront, and urgent failures receive 24/7 emergency response from our team.

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YOUR BUSINESS RUNS BETTER WHEN THE BUILDING IS COMFORTABLE.

Employees work better, customers linger longer and spend more, and inventory stays protected when heating and cooling perform reliably. A failed rooftop unit on a busy afternoon affects sales, staff morale, and sometimes health code compliance. We stay focused on keeping commercial systems running with planned maintenance, fast repairs, and clear communication with owners and managers.


Every visit ends with a written summary, so owners and decision-makers always know the condition of their equipment, what needs attention now, and what to budget for next year.

  • Rooftop, split, and ductless systems
  • Repairs scheduled around business hours
  • Preventive maintenance programs
  • Written reports after every visit
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COMMERCIAL HVAC SERVICES

PASADENA OFFICES AND STOREFRONTS RUN BETTER WHEN THE AIR WORKS.

Commercial spaces in Pasadena range from storefronts along busy corridors to professional offices, clinics, and restaurants, each with different comfort demands. Kitchens generate heat, retail floors see constant door traffic, and offices hold steady occupancy all day. We tailor service to how your space actually operates, planning maintenance for quieter hours and responding to breakdowns with the urgency your business needs, while keeping owners informed throughout every step.

ROOFTOP UNITS ACROSS THE VALLEY BAKE ALL SUMMER LONG.

Many commercial buildings across the San Gabriel Valley rely on rooftop package units that endure intense summer sun, dust, and seasonal winds. Older properties may have equipment added over several decades by different contractors, creating a mix of brands and controls. We document each unit, track its service history, and help property owners plan repairs and replacements across their buildings rather than reacting to failures one emergency at a time.

DOWNTIME COSTS YOU MORE THAN ANY INVOICE WE SEND.

A closed dining room, a warm server closet, or an uncomfortable office costs a business far more than the repair itself, and we keep that reality in mind on every commercial call. With 40+ years in heating, cooling, and plumbing, we diagnose quickly, communicate clearly with owners and managers, and focus on restoring operation with minimal disruption to customers and staff. Want a commercial HVAC partner who respects your schedule?

WHAT PROFESSIONAL COMMERCIAL HVAC SERVICE DELIVERS.

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Less Business Disruption

Planned maintenance and fast repairs reduce unexpected shutdowns, keeping doors open, staff productive, and customers comfortable instead of dealing with closures or rescheduled appointments. Revenue stays protected.

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Controlled Operating Costs

Clean coils, working economizers, and properly adjusted controls lower energy use across the building, which directly improves monthly operating costs and long-term profitability. Savings add up fast.

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Predictable Budgeting

Documented equipment conditions help owners plan replacements and larger repairs ahead of time, turning surprise capital expenses into scheduled, budgeted improvements over several years. Surprises shrink.

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Healthier Indoor Air

Regular filter changes and proper ventilation settings improve air quality for employees and customers, supporting comfort, productivity, and a more welcoming environment inside your business.

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Longer Equipment Life

Rooftop units that receive consistent maintenance last longer and perform more reliably, protecting one of the most expensive investments in any commercial property. Care pays back.

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Clear Communication

Owners and managers receive plain explanations, written reports, and upfront pricing, so every decision about equipment can be made quickly and confidently with the right information.

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our services

OUR COMMERCIAL HVAC WORK.

We support offices, retail stores, restaurants, and small commercial buildings throughout Pasadena and the San Gabriel Valley with repair, maintenance, and installation services built around business schedules. Every property gets a documented plan.

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ROOFTOP UNITS

Rooftop Unit Repair


We diagnose and repair package rooftop units, including compressors, fan motors, economizers, gas heat sections, and controls, working safely on the roof while keeping business operations inside running smoothly. Safety comes first.

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PLANNED CARE

Commercial HVAC Maintenance


Scheduled maintenance keeps commercial systems reliable with filter changes, coil cleaning, belt and motor checks, economizer testing, and electrical inspections. Written records cover every unit on the property, visit after visit.

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NEW EQUIPMENT

Commercial HVAC Installation


We replace aging rooftop units, split systems, and ductless equipment with properly sized, efficient systems, coordinating timing to limit disruption and keep your business open during the changeover whenever possible.

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FRESH AIR

Economizer and Ventilation Service


Economizers use cooler outdoor air to reduce mechanical cooling when conditions allow. We test dampers, actuators, and sensors, repairing faults that waste energy or reduce the fresh air your building needs.

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ZONED SPACES

Commercial Ductless Systems


Server rooms, offices, and tenant spaces often need independent cooling. We install and service ductless systems that provide dedicated comfort control without affecting the building's main heating and cooling equipment.

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SMART CONTROLS

Thermostat and Controls Service


Programmable and networked thermostats help businesses match heating and cooling to occupancy. We troubleshoot, replace, and program controls so equipment runs when your space needs it and rests when it does not.

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WHAT OUR CLIENTS SAY.

THE WORD ON OUR WORK

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THE WORD ON OUR WORK

WHAT OUR CLIENTS SAY.

Business owners often tell us they value repairs scheduled before opening or after closing, along with clear explanations for managers who are not HVAC specialists. They also appreciate written reports that make budgeting for future equipment decisions much easier. Many rely on us for plumbing too.

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FAQ

FREQUENTLY ASKED QUESTIONS.

Commercial heating and cooling brings different priorities than residential service. These answers cover maintenance frequency, rooftop equipment, scheduling, and planning decisions that business owners and property managers commonly face.

    How Often Should Commercial HVAC Equipment Be Serviced?

    Most commercial systems benefit from quarterly maintenance, with filter changes and inspections each visit. Restaurants and high-traffic spaces may need more frequent filter service. Regular visits keep rooftop units reliable and help control energy costs throughout the year.

    What Is An Economizer And Why Does It Matter?

    An economizer brings in cooler outdoor air when conditions allow, reducing how often compressors run. When dampers stick or sensors fail, the unit may waste energy or ventilate poorly, so testing economizers is an important part of commercial service.

    How Long Do Commercial Rooftop Units Last?

    Many commercial rooftop units last around 15 to 20 years with consistent maintenance. Harsh sun exposure, neglected filters, and heavy operating hours shorten that lifespan, while regular coil cleaning and electrical care help equipment reach the longer end.

    Can Commercial HVAC Repairs Be Done Outside Business Hours?

    In many cases, yes. Our team schedules planned maintenance and non-urgent repairs before opening or after closing whenever possible, keeping disruption to customers and employees as minimal as possible. Urgent failures receive immediate attention through our 24/7 emergency response.

    How Can My Business Lower HVAC Energy Costs?

    Start with scheduled maintenance, clean filters, and programmable controls that match occupancy. Working economizers, sealed ductwork, and properly charged refrigerant circuits also help. Replacing very old rooftop units with modern efficient models often produces substantial savings over time.

    When Should A Business Replace Instead Of Repair HVAC Equipment?

    Replacement makes sense when equipment is near the end of its expected life, repairs are becoming frequent, energy costs keep climbing, or major components like compressors fail. Documented service history makes that decision clearer and far easier to budget.

    Do You Provide Service Records For Commercial Properties?

    Yes. Performance Plumbing, Heating & Air Conditioning, Inc. provides written service records for commercial clients in Pasadena, CA, documenting each unit's condition, readings, and recommendations. Those records support budgeting, warranty claims, lease requirements, and conversations with property owners or tenants.

    Why Choose Us For Commercial HVAC Services In Pasadena?

    Business owners in Pasadena, CA choose Performance Plumbing, Heating & Air Conditioning, Inc. because we schedule around daily operations, communicate clearly with managers, and price all work upfront. Our plumbing services also let many properties rely on one dependable contractor.

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    HOW WE WORK

    FROM FIRST SERVICE CALL TO PLANNED CARE, HERE IS HOW.

    STEP 01

    WE LEARN YOUR OPERATIONS

    We ask about business hours, occupancy, equipment locations, and comfort complaints. Understanding how your space operates lets us schedule work around customers and employees while focusing on the problems that matter most. Your schedule leads.

    STEP 02

    WE SURVEY THE EQUIPMENT

    Our technician inspects each unit, recording model information, condition, and performance readings. That survey creates a baseline for maintenance planning and reveals any urgent issues that need prompt attention. Everything is documented in writing.

    STEP 03

    WE PRIORITIZE THE WORK

    You receive a clear report ranking urgent repairs, recommended maintenance, and longer-term replacement planning. Upfront pricing accompanies every recommendation, so managers and owners can approve work quickly with complete information. Decisions get easier.

    STEP 04

    WE SCHEDULE AROUND YOU

    Repairs and maintenance are scheduled before opening, after closing, or during slower hours whenever possible. Emergency failures receive immediate response, because closed doors and uncomfortable spaces cost your business every hour. Your customers notice nothing.

    STEP 05

    WE COMPLETE THE SERVICE

    We perform repairs, maintenance, or installations efficiently and safely, keeping work areas clean and communicating progress. Rooftop work follows careful safety practices to protect our team, your property, and your customers. Cleanup is included.

    STEP 06

    WE DOCUMENT EVERYTHING

    Each visit ends with written documentation of work performed, readings, and recommendations. Over time, those records give you a complete picture of your equipment's health and a sound basis for future budgeting. Planning gets simpler.