Commercial Heating & Cooling
Commercial HVAC Services in Greater Long Beach & Orange County
Shalom Heating & Air keeps offices, retail spaces, restaurants, warehouses, and light-commercial properties across Greater Long Beach and Orange County running comfortably and efficiently. From rooftop and package-unit installation to preventative maintenance agreements and fast emergency repair, our licensed commercial technicians minimize downtime and protect your bottom line — with upfront pricing and scheduling that works around your business.
American Standard Certified Dealer · Family-Owned · Licensed & Insured · Free Written Estimates
What We Do
Our Commercial HVAC Services
Installation & Replacement
Rooftop units, package units, and split systems installed and replaced — correctly sized for your building’s load, layout, and budget to run efficiently for years.
Preventative Maintenance
Scheduled maintenance agreements keep equipment efficient and catch small issues before they become costly downtime, extending the life of your systems.
Emergency Repair
When your system goes down, so does your business. We deliver fast, reliable commercial HVAC repair to restore comfort and keep your doors open.
Commercial HVAC You Can Count On
Commercial Heating & Cooling Across Greater Long Beach & Orange County
At Shalom Heating & Air, we help businesses across Greater Long Beach and Orange County — from Bellflower and Long Beach to Anaheim, Garden Grove, and beyond — stay comfortable and productive. As an American Standard Certified Dealer with 25+ years of experience, we handle everything from a single rooftop unit to multi-unit installations and full maintenance programs. We also provide air conditioning, heating, ductwork, and indoor air quality for your building — explore all of our HVAC services. Count on upfront pricing, flexible scheduling, and workmanship that keeps your business running.
Everything You Need to Know
Your Complete Guide to Commercial HVAC
Commercial HVAC Systems We Service
Commercial buildings run on a different scale than homes, and we are equipped for it. Our technicians install, replace, and service rooftop units (RTUs), packaged units, split systems, ductless mini-splits, and heat pumps for offices, retail spaces, restaurants, medical suites, warehouses, and multi-tenant properties. Whether you have a single rooftop unit or a bank of them, we size, install, and maintain equipment to match your building’s load, occupancy, and hours of operation — so you get dependable comfort without wasted energy.
Signs Your Commercial System Needs Attention
Commercial equipment often runs long hours, so small problems escalate fast. Watch for uneven temperatures or hot and cold zones between areas, weak airflow, and utility bills that climb faster than your usage. Short cycling, strange noises, tripped breakers, and water or refrigerant leaks around rooftop units are all warning signs. Frequent comfort complaints from staff or customers usually mean a system that is struggling. Catching these early — through a service call or a scheduled maintenance visit — prevents an inconvenient breakdown during business hours.
Why Preventative Maintenance Protects Your Business
For a business, an HVAC failure is not just uncomfortable — it can close your doors, spoil inventory, or drive customers away. A preventative maintenance agreement is the most cost-effective way to avoid that. Scheduled visits keep coils clean, filters fresh, refrigerant charged, and electrical connections tight, which lowers energy costs, extends equipment life, and preserves manufacturer warranties. Most importantly, our technicians catch worn parts before they fail, so you replace a capacitor on your schedule instead of losing a compressor on your busiest day.
Commercial Repair vs. Replacement
Deciding whether to repair or replace commercial equipment comes down to age, condition, and total cost. Repair usually makes sense when a unit is under about 12 to 15 years old, the fix is a fraction of a new unit, and the system is otherwise efficient. Replacement is smarter when equipment is aging, needs a major component like a compressor, uses obsolete refrigerant, or runs up high energy bills that a modern high-efficiency unit would cut. We give you the real numbers — repair cost, projected energy savings, and expected lifespan — so you can make a business decision, not a guess.
Minimizing Downtime & Disruption
We know you cannot shut down your business for an HVAC project. That is why we schedule around your operations — including early-morning, evening, and weekend work when needed — and stock our trucks to finish most repairs in a single visit. For installations and replacements, we plan the job to keep your space usable and your customers and staff comfortable throughout. Fast response and clear communication mean less downtime and fewer surprises.
Brands & Equipment We Service
As an American Standard Certified Dealer, we install and service American Standard commercial equipment along with all major brands — Carrier, Trane, Lennox, Rheem, Goodman, and more. From rooftop and packaged units to split systems and ductless heat pumps, we work on commercial equipment of every make and age, so whatever is on your roof or in your mechanical room, we can keep it running efficiently.
Repair or Replace Your Commercial System?
| Your Situation | Best Move |
|---|---|
| Unit under ~12 years with a minor part failure | Repair |
| Repair costs a fraction of a new unit | Repair |
| 15+ years old or a failed compressor | Replace |
| Obsolete refrigerant or repeated breakdowns | Replace |
| High bills a high-efficiency unit would cut | Replace · rebates may apply |

Questions, Answered
Frequently Asked Questions
Need commercial HVAC service or a maintenance plan for your building? Our team will keep you running.




