Common Symptoms

If you're experiencing any of these symptoms, you may have this problem:

Excessive dust in home
Allergy symptoms worse indoors
Musty or stale odors
Visible mold or mildew

Possible Causes & Solutions

Dirty Air Filter

DIY Possible

Replace with high-quality filter

Dirty Ductwork

Pro Required

Professional duct cleaning

Mold in System

Pro Required

Professional cleaning and treatment

Inadequate Ventilation

Pro Required

Ventilation improvements

High Humidity

Pro Required

Dehumidifier or whole-home solution

When to Call a Professional

While some issues have DIY solutions, HVAC systems are complex. Call a professional when:

  • DIY solutions don't resolve the problem
  • The issue involves electrical components
  • You smell gas or burning odors
  • The problem returns after temporary fixes
  • Your system is under warranty (DIY repairs may void it)
Call San Jose HVAC Pros: (650) 397-7060

Frequently Asked Questions

What type of air purifier is best?

HEPA filters are excellent for particles, while UV-C systems kill bacteria and viruses. We can recommend the best solution for your specific concerns.

Will an air purifier help with allergies?

Yes! HEPA air purifiers can remove 99.97% of airborne particles, significantly reducing allergens like dust, pollen, and pet dander.

How quickly can you come out for service?

We offer same-day service for most calls received before noon. For emergencies, we have 24/7 availability and typically arrive within 1-2 hours.

Do you provide free estimates?

Yes, we provide free estimates for all installations and replacements. For repairs, there is a diagnostic fee that is waived if you proceed with the repair.

Need Help With Bad Air Quality?

San Jose HVAC Pros technicians are ready to diagnose and fix your problem

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