(559) 337-8016
HVAC in San Francisco, CA: single-story ranch home with an outdoor AC condenser

HVAC in San Francisco, CA

Trusted Heating & Cooling Service in San Francisco, CA

Serving local homes and businesses with expert air conditioner, furnace, heat pump, and mini-split work.

Call Now for Pricing

✓ Prompt & Professional ✓ Transparent Quotes
Call (559) 337-8016
Open now. Estimated wait: 0–2 minutes
★★★★★ 4.8 / 5 stars (120+ reviews)
Our technicians providing HVAC in San Francisco, CA

Experienced HVAC Pros You Can Count On

Local residents trust Porterville HVAC for no-AC and no-heat emergencies because we combine fast arrival times with thorough, professional workmanship.

800+Installs & Repairs
LocalTechnicians
ClearRates

San Francisco HVAC Service You Can Count On

When you need a dependable heating and cooling company in San Francisco, Porterville HVAC is the name to call. We've been keeping local homes and businesses comfortable year after year, building our reputation one satisfied customer at a time. Our technicians are local, not dispatched from across the state, which means faster response times and a real understanding of the climate patterns, housing stock, and ductwork quirks that shape how HVAC systems here perform and fail.

From a single no-cool emergency to complete system replacements, ductless mini-split installations, and seasonal maintenance programs, our team handles every kind of residential and commercial heating and cooling need. We offer fast service and give you a clear, written quote before any work begins, no hidden fees, ever. Our trucks are stocked with the parts that fail most, capacitors, contactors, igniters, flame sensors, blower motors, and thermostats, so most repairs are finished in a single visit.

Whether your air conditioner is tripping the breaker, your furnace is clicking but never lighting, or you're simply planning ahead for a system past its prime, one call to (559) 337-8016 gets a skilled local technician headed your way with everything needed to diagnose the problem the same day whenever possible.

Technician explaining an AC problem to a homeowner in San Francisco, CA
Diagnosis comes first, then a clear price before any repair begins.

Heating and Air Conditioning Service Across San Francisco

Whether you own a townhouse, a rental property, or a commercial space in town, we have the know-how and equipment to handle the full range of heating and cooling work. Our technicians have spent years working on central air conditioners, gas and electric furnaces, heat pumps, and ductless mini-splits throughout the area, and we understand the climate patterns, housing stock, and local code requirements that shape how systems perform in this area.

On the residential side, we handle everything from quick fixes, like a failed capacitor, a pitted contactor, a dirty flame sensor, or a seized blower motor, to refrigerant leak repair, complete system replacements, and ductless additions. We size every new system with a proper load calculation instead of a rule of thumb, so you get even temperatures and sensible utility bills instead of a unit that short-cycles itself to an early death. Our seasonal tune-ups clean coils, verify refrigerant charge, test safety controls, and check static pressure, the single best way to extend equipment life.

Local businesses receive the same care. An overheated storefront or a drafty office drives customers and staff away, so our commercial technicians focus on getting to the cause quickly and keep common parts on board for rooftop units, split systems, and ventilation equipment. Property managers, restaurant owners, and retailers can count on us to work around their operating hours whenever we can.

Fast HVAC Response in San Francisco

Heating and cooling failures rarely wait for a convenient day, which is why we offer fast, flexible scheduling for most situations. When you call, you'll reach a real person who will get a technician dispatched to your property quickly. Our typical arrival window in the area is typically within a day for urgent calls, and a dead AC in a heat wave or a furnace out on a freezing night is exactly the kind of call we move to the front of the line.

The urgent calls we answer usually follow a pattern. On the cooling side, it's warm air from the vents, an outdoor unit that hums without starting, or an evaporator coil iced over. On the heating side, it's a furnace that ignites and drops out. Year-round, it's breakers that trip whenever the system starts, plugged condensate drains backing water into the furnace cabinet, and thermostats that have quit. Since our trucks carry capacitors, contactors, igniters, flame sensors, universal control boards, and fittings, the majority of these calls are wrapped up in one visit, at a price you approve before we start.

If your AC has iced over, the best thing you can do before we arrive is switch the system off at the thermostat and set the fan to "on" so the coil can thaw. Running it frozen can flood the drain pan and strain the compressor. If a furnace is short-cycling or you smell something burning, turn it off at the service switch and call (559) 337-8016. A few minutes of caution can head off a much larger repair.

Getting More Years From Your HVAC System in San Francisco

Routine maintenance is the difference between a system that runs for years and one that breaks down in the middle of the season. Our advice for homeowners is a short list: fresh filters every one to three months, two feet of clearance around the outdoor condenser, a gentle rinse each spring for the condenser coil, and two professional tune-ups a year, so small issues get caught early.

How old is your system? That number says a lot about what comes next. Most well-maintained air conditioners make it to 12 to 15 years, furnaces 15 to 20, and heat pumps 10 to 15. If your system is past that range and also shows rising bills, rooms that never quite reach temperature, or repeated repairs, it's a strong candidate for a planned replacement, which is almost always cheaper and easier on everyone than a rushed emergency install when the first heat wave hits.

The earlier you report a comfort problem, the cheaper it usually is. A capacitor that's starting to fail costs little to replace, yet that same capacitor, neglected for a season, can ruin the compressor and force a full system replacement. Save our number on your phone now so you can reach us fast as soon as something seems off in your home. Early intervention saves time, money, and miserable nights.

Common HVAC Problems in San Francisco

Most local HVAC failures announce themselves before they happen. A breaker that trips every few days, a condenser that hums louder each month, rooms drifting further from the thermostat setting, a musty smell at startup. Those are early signs of failing capacitors, refrigerant leaks, dirty coils, and duct problems, and caught early they're an affordable repair. Left alone, they take out compressors and heat exchangers, the two most expensive parts in the system. We diagnose the cause, not just the symptom, so small problems stay small.

Your Go-To Heating & Air Team

We know this area inside and out, including the climate patterns and housing stock that affect local comfort systems. From iced-over coils to furnaces flashing error codes, our technicians are equipped to handle it all.

Need Heating or Cooling Service Fast?

Don't wait for a struggling system to quit completely. We respond quickly across the area and nearby neighborhoods.

Call (559) 337-8016 Now

Our Local HVAC Services

We provide a full range of residential and commercial HVAC services to residents across the community, including:

Want a Price Quote?

Contact us today for expert HVAC service at your home or business.

Get Help: (559) 337-8016

Why San Francisco Residents Choose Us

Choosing an HVAC company comes down to trust, and trust has to be earned. Porterville HVAC earns it by recommending the $150 repair when that's what the system needs, by sizing replacements with real load calculations instead of guesswork, and by standing behind every repair long after the visit ends. We keep response times short throughout the area, and each visit wraps up with the system tested and your questions answered.

Dirty and clean air filters compared during a visit in San Francisco

Common Heating & Cooling Questions

We work on nearly every brand installed in local homes, including Carrier, Trane, Lennox, Rheem, Goodman, and York, as well as ductless equipment from Mitsubishi, Fujitsu, and LG. Universal parts on the truck cover most units, and if a job needs a factory part, we track it down fast.
Yes. Our seasonal tune-ups clean coils and burners, verify refrigerant charge and combustion, test capacitors and safety controls, and check airflow through the whole system, with a cooling visit in spring and a heating visit in fall. It's the single most effective way to extend equipment life and avoid a breakdown in the middle of a heat wave or cold snap, and it usually pays for itself in energy savings alone.
It depends on what's wrong. Repairs usually come in between $150 and $650, depending on the failed part and the type of system. A complete system replacement generally runs about $5,000 to $12,000 installed, depending on size and efficiency rating. Before any work starts, we provide a written quote based on the diagnostic, and that number doesn't change.
Fast. We cover the whole area with same-day appointments for most calls, and no-heat and no-AC calls go to the front of the line. Our trucks carry the most frequently needed parts, including capacitors, contactors, igniters, and motors, so most repairs are diagnosed and completed in a single visit. Call (559) 337-8016 and we'll give you an honest arrival window.
Yes. We repair every major brand of air conditioners, furnaces, heat pumps, and ductless mini-splits. When a system is past repair, we handle the complete replacement: hauling away the old equipment, installing a properly sized new system, and testing it in every mode. You get a clear quote for each option before deciding.
It depends on two things: how old the system is and which part failed. A system under about 10 years old is usually worth repairing. Once it's past 15 years, or if the compressor or heat exchanger goes, a new system is usually the better use of your money, particularly with the efficiency gains of new equipment. Our technicians lay out both numbers side by side and let you choose.
First, rule out the easy stuff. Make sure the thermostat is in cooling mode and the batteries aren't dead, swap the filter if it's dirty, and look at the breakers for the indoor and outdoor units. Ice on the copper lines or an outdoor unit that hums but never starts is your signal to shut the system off, because running it can damage the compressor. Call us at (559) 337-8016 and we'll get someone moving your way right away.
Yes, and a mini-split is often the best answer for additions, garages, sunrooms, and older homes that were never ducted. Every zone is sized to the actual load of its room. We map out where the indoor and outdoor units go and handle the line set, condensate drain, and electrical connections with care. And we'll be upfront if central equipment would serve you better.

Nearby Areas We Serve

Live just outside this area? We likely serve your neighborhood too.

Need HVAC Service Today?

Help is just a phone call away. Fast response, fair pricing, and thorough workmanship.

Call (559) 337-8016 Now
AC Down? Call NowSame-Day Service Available