HVAC Repair in San Mateo, CA94404
Arctic Air Heating & Cooling dispatches licensed, insured heating and air conditioning technicians toSan Mateo and the 94404 ZIP code 24 hours a day, 7 days a week. Target response time in this service zone: 60-90 minutes.
Whether the complaint is weak airflow upstairs, a furnace that will not stay lit, or an outdoor unit that hums but never starts, the process is the same — a proper diagnostic, a written price, then the repair.
Talk to a live dispatcher in San Mateo
Serving 94404 and San Mateo County — no phone trees, no callback waiting.
- 60-90 minutes target response time in this service zone
- Written diagnostic report with photos of what we found
- We repair what can be repaired — no forced replacement upsell
- Workmanship warranty on every job we complete
★★★★★4.8 average · 437 verified reviews
- Licensed & Insured Technicians
- Background-Checked Crews
- Upfront Flat-Rate Pricing
- Same-Day & Next-Day Service
- No Overtime Charges
- All Work Warrantied
The San Mateo94404 calls we answer most often
If your system is doing any of the following, it is worth a diagnostic before the fault gets more expensive.
Water pooling around the indoor unit or ceiling stains
Pilot light or hot surface igniter failing repeatedly
Heat pump stuck blowing cold air in heating mode
Skyrocketing utility bills with no change in usage
Breaker trips every time the system starts
Furnace lights then shuts down after a few seconds
Heating and air conditioning service built around San Mateo
Homeowners across San Mateo call us when the system simply will not keep up. Inland valleys hit extreme heat while coastal zones stay mild, so system sizing matters more here than raw capacity. That is why we staff a live dispatch line around the clock instead of routing you to a queue.
Because California swings between seasons quickly, a lot of our San Mateo calls come in the first hot or cold snap of the year — systems that sat idle for months and then get asked to run flat out.
The busiest week of our year in San Mateo is the first stretch of sustained may weather. Systems that idled all season fail in clusters.
Typical San Mateo service pricing
| Service | Typical Range |
|---|---|
| Diagnostic / service call | $96 – $192 |
| Capacitor replacement | $230 – $538 |
| Contactor replacement | $243 – $576 |
| Refrigerant leak repair + recharge | $410 – $1,152 |
| Blower motor replacement | $576 – $1,216 |
| Compressor replacement | $1,792 – $3,712 |
| Hot surface igniter / flame sensor | $205 – $512 |
| Furnace control board | $486 – $1,088 |
| Condensate drain / float switch | $166 – $435 |
| Thermostat install (wired or smart) | $192 – $576 |
| Duct cleaning (whole home) | $486 – $1,152 |
| Full system replacement (installed) | $7,680 – $16,640 |
Market ranges reported for San Mateo, CA and the wider Pacific region. Your flat-rate quote is confirmed on site before any work begins.
Services available in 94404
Residential and light commercial, all major brands, all hours.
Air Conditioning Repair in San Mateo
Diagnosis and repair for central air conditioners, heat pumps in cooling mode, ductless mini-splits and packaged rooftop units.
Furnace Repair in San Mateo
Gas, propane, oil and electric furnace troubleshooting and repair.
HVAC Installation & Replacement in San Mateo
Full system replacement and new construction installs with a Manual J load calculation so the equipment is actually sized for your home.
Heat Pump Repair & Service in San Mateo
Heat pump diagnosis and repair for both heating and cooling operation, including cold-climate units, defrost board failures, reversing valve problems, auxiliary heat strip faults and refrigerant charge issues.
24/7 Emergency HVAC Repair in San Mateo
Around-the-clock response for no-heat in freezing weather, total AC failure during a heat wave, gas smells, carbon monoxide alarms, water flooding from the indoor unit and complete system shutdowns.
Air Duct Cleaning & Sealing in San Mateo
Whole-home duct cleaning and aeroseal-style duct sealing to recover lost airflow, reduce dust and lower the load on your equipment.
HVAC Maintenance & Tune-Up in San Mateo
Seasonal precision tune-ups that catch failing components before they strand you.
Commercial HVAC Service in San Mateo
Service for light commercial and commercial properties including rooftop packaged units, VRF and VRV systems, split systems, make-up air units and building automation controls.
What happens when you call
No forms, no waiting for a callback window. One phone call starts the whole process.
- Step 1: Call the dispatch lineYou reach a live dispatcher, not a recording. They confirm your address, the symptom you are seeing and how urgent it is.
- Step 2: Get matched to the nearest licensed techDispatch routes your job to the closest available licensed technician who already carries the common parts for your equipment.
- Step 3: On-site diagnosis with a flat quoteThe tech tests the system, shows you what failed and gives you a written flat-rate price before any work starts.
- Step 4: Approved repair, same visit when possibleMost repairs are finished on the first visit. If a part has to be ordered you get a firm return window, not a maybe.
Servicing San Mateo and San Mateo County
Our 94404 coverage zone centres on San Mateo and extends to the surrounding communities listed below. Every technician dispatched into this area is licensed, insured and background-checked, and every job carries a workmanship warranty.
What San Mateo homeowners say
“Flat rate quote before they started and that is exactly what I paid. No surprise line items at the end.”
— Priya S., verified San Mateo customer
“Called at 9pm on a Sunday with no heat and a toddler in the house. Tech was here inside an hour, found a failed igniter, had one on the truck.”
— Dana R., verified San Mateo customer
San Mateo94404 HVAC questions, answered
What does a new system cost in San Mateo?
A complete residential replacement in the 94404 area generally lands between $6,000 and $13,000 installed, depending on capacity, efficiency rating and how much ductwork has to be modified. We always perform a Manual J load calculation first, because an oversized unit costs more to buy and runs worse than a correctly sized one.
Why is my system short cycling?
Short cycling in San Mateo most often comes from a restricted airflow path — a loaded filter, a closed register, an undersized return — or from an oversized unit. It can also be a failing flame sensor or a pressure switch fault. We measure static pressure and temperature rise before concluding anything, because guessing at this one is expensive.
Can you give me a price over the phone?
We can give you realistic ranges — and this page lists the ones homeowners in San Mateo see most often — but a firm price needs eyes on the equipment. Any company that quotes a final number without seeing the unit is usually quoting low to get through the door.
Do you service commercial and light commercial properties?
Yes. Around San Mateo we handle rooftop packaged units, split systems, VRF/VRV installations and building automation faults for offices, retail, restaurants and multi-tenant buildings, including after-hours scheduling so you are not disrupting trade.
Do you charge extra for nights, weekends or holidays?
No. Our pricing in California is the same at 2am on a holiday as it is at 2pm on a Tuesday. Emergency calls are dispatched the same way as scheduled calls and carry no overtime premium.
How much does an HVAC service call cost in 94404?
A diagnostic visit in San Mateo typically runs $75 to $150, and that fee is usually applied toward the repair if you approve the work. Repair prices are quoted as a flat rate before we start, so the number you approve is the number you pay regardless of how long the job takes.
HVAC service near San Mateo, CA
We also cover these California communities with the same 24/7 dispatch line.
Need HVAC help in San Mateo 94404?
If you are not sure whether it is worth repairing, call (866) 548-3173 anyway. A flat-rate diagnostic tells you the real number, and you decide from there.
(866) 548-3173Answered 24 hours a day, 365 days a year