Modern outdoor air-conditioning condenser beside a mid-century Peninsula home on a tree-lined San Mateo street, with the coastal foothills and morning fog behind.

Emergency HVAC Service

24/7 emergency HVAC service for urgent heating and cooling issues.

Same-Day Service Available
All Major Brands
Upfront Pricing
Local Experts

Emergency HVAC Service, answered

Quick, straight answers before you book emergency HVAC service.

Should I call a technician for emergency HVAC service?

Yes, if you notice any of these: Gas smell or suspected gas leak - evacuate first, then call; No heat during freezing conditions; Burning smell or visible sparks from HVAC. 24/7 emergency HVAC service for urgent heating and cooling issues.

What are the most common emergency problems?

The emergency issues we see most often are complete system failure, gas leak or smell, and electrical issues. A proper diagnostic checks the electrical components, airflow, and — where applicable — the refrigerant charge before any repair, and you get an upfront quote once we find the cause.

How soon can you come out, and do you handle emergencies?

We offer same-day emergency service for most calls and 24/7 emergency service for urgent heating and cooling situations. San Mateo HVAC Masters serves San Mateo and the wider Bay Area within roughly 80 miles.

How much does emergency HVAC service cost?

Cost depends on the specific issue and the parts involved, so we provide an upfront quote after diagnosis — you approve the price before any work begins. Call (650) 880-6021 to schedule and describe your emergency problem.

Need emergency help now?

Call (650) 880-6021

About Emergency HVAC Service

Some HVAC problems cannot wait. We provide emergency service for situations affecting health, safety, or causing property damage. Our team responds quickly to get your system operational.

When to Call for Service

  • -Gas smell or suspected gas leak - evacuate first, then call
  • -No heat during freezing conditions
  • -Burning smell or visible sparks from HVAC
  • -System failure during extreme heat with vulnerable occupants
  • -Water flooding from HVAC equipment

Need Emergency?

Same-day service available for most calls.

Call (650) 880-6021Book Online

Common Emergency Issues

Know the signs that indicate your emergency hvac service may need professional attention.

Complete system failure

Emergency

Symptoms to watch for:

  • No heat during cold weather
  • No cooling during heat wave
  • System completely non-functional

Gas leak or smell

Emergency

Symptoms to watch for:

  • Rotten egg odor
  • Hissing near gas line
  • Gas detector alarm

Electrical issues

Emergency

Symptoms to watch for:

  • Burning smell
  • Sparking
  • Repeated breaker trips

Not sure if you need service?

If you are unsure about a symptom, give us a call. We are happy to discuss what you are experiencing and help determine if service is needed.

Emergency Maintenance Tips

Simple steps to help maintain your maintenance between professional service visits.

  • Know where gas shut-off is located
  • Keep emergency numbers accessible
  • Have backup heating plan for extreme cold
  • Regular maintenance helps prevent emergencies

While these tips help maintain your system between service visits, they do not replace professional maintenance. Annual professional service is recommended for optimal performance.

Why Choose Us

When you need HVAC service, you want a team you can trust. Here is what sets us apart.

Same-Day Service

We prioritize your comfort with fast response times and same-day service for most calls.

Expert Technicians

Our team is trained on all major HVAC brands and follows manufacturer-spec procedures.

Upfront Pricing

No surprises. We provide clear quotes before work begins so you can make informed decisions.

Quality Parts

We use OEM parts when available to ensure reliable repairs and maintain equipment warranties.

Local Knowledge

We understand Bay Area homes and climate conditions that affect your HVAC system.

Customer Focused

Your satisfaction is our priority. We stand behind our work with service guarantees.

Emergency HVAC Service Questions

Common signs include: Gas smell or suspected gas leak - evacuate first, then call; No heat during freezing conditions; Burning smell or visible sparks from HVAC. If you notice any of these, contact us for an assessment.

Ready for Emergency HVAC Service?

Our expert technicians are standing by to help.