Mold, VOC, & Radon Testing in San Jose, CA by Certified Air Analysis Experts


Indoor air pollution can impact your health and well-being. Whether you’re a homeowner, business owner, or property manager, identifying air contaminants is crucial. ASQ Air Quality Test provides expert air quality testing throughout San Jose, CA, helping customers detect mold, VOCs, radon, allergens, and other pollutants. Using advanced equipment and EPA-compliant testing methods, we deliver accurate results and actionable recommendations.





Residential Air Quality Testing


Indoor air pollution affects homes of all sizes. Dust, pet dander, mold spores, and chemical fumes can trigger allergies, asthma, and other respiratory issues. Our residential air quality testing identifies pollutants and provides solutions to improve indoor air safety. Whether you’re experiencing allergy symptoms, musty odors, or planning a home renovation, we help you take proactive steps toward a healthier living space.



Comprehensive Home Air Quality Inspection
Reliable Air Quality Testing Near You

Commercial Air Quality Testing


Businesses, schools, healthcare facilities, and office buildings must maintain safe indoor air. Poor air quality can lead to health complaints, decreased productivity, and legal compliance issues. Our commercial air quality testing detects airborne contaminants, ensuring your indoor environment meets health and safety standards. Property managers, landlords, and facility owners can rely on us for accurate air analysis and tailored solutions.





Mold Testing in San Jose, CA


Mold growth often goes unnoticed until it becomes a serious problem. Hidden mold behind walls, under flooring, or in ventilation systems can lead to respiratory issues and property damage. Our mold testing services detect airborne spores and moisture-prone areas, providing a full assessment of potential risks. If you suspect mold or have experienced water damage, schedule a professional inspection today.



Trusted Air Quality Testing and Analysis
Commercial Air Quality Assessment Services

VOC Testing


Volatile Organic Compounds (VOCs) are emitted from household products, paints, cleaning supplies, and building materials. Prolonged VOC exposure can cause headaches, dizziness, and long-term health risks. Our VOC testing identifies harmful chemicals in the air, helping homeowners and businesses reduce exposure and improve indoor air quality.





Radon Testing in San Jose, CA


Radon is a colorless, odorless gas that can accumulate indoors, increasing the risk of lung cancer. The EPA recommends regular radon testing, especially in areas with high levels of natural uranium deposits. Our radon testing services provide fast, accurate results, allowing you to take corrective action if necessary.



Air Quality Inspection for Healthy Living
Affordable Air Quality Testing Services

Allergen and Dust Analysis


Pollen, pet dander, and fine dust particles can worsen allergies and asthma symptoms. Our allergen and dust analysis identifies airborne irritants, helping you create a cleaner indoor environment. If you or your family members experience frequent sneezing, congestion, or skin irritation, an allergen test can pinpoint the cause.





Formaldehyde Testing


Formaldehyde is found in many household materials, including furniture, flooring, and adhesives. Prolonged exposure can cause eye irritation, respiratory problems, and even long-term health risks. Our formaldehyde testing measures air levels and provides recommendations for reducing indoor chemical exposure.



Advanced Indoor Air Quality Monitoring
Certified Indoor Air Quality Experts

Indoor vs. Outdoor Air Comparison


Understanding how your indoor air compares to outdoor conditions helps pinpoint pollution sources. We conduct side-by-side testing to measure pollutant levels, identifying whether contaminants are coming from inside or outside the building. This analysis is especially useful for homeowners and businesses in urban areas with high traffic emissions.





Common Air Pollutants & Health Risks


Indoor air contaminants can cause a range of health issues, from mild irritation to chronic respiratory conditions. Here are some common pollutants and their effects:

  • Mold Spores – Triggers allergies, asthma, and respiratory infections.
  • VOCs (Volatile Organic Compounds) – Causes headaches, dizziness, and potential long-term health risks.
  • Radon Gas – Linked to lung cancer with prolonged exposure.
  • Allergens (Dust, Pollen, Pet Dander) – Worsens allergies and asthma symptoms.
  • Formaldehyde – Can cause throat irritation and respiratory issues.
Best Indoor Air Quality Testing Professionals




Ensure Safe Indoor Air with Professional Testing in the San Jose, CA--Book An Inspection Today


Don’t wait to address indoor air pollution. Whether you're a homeowner, business owner, or property manager, professional air quality testing ensures a safer environment. Call now to book your inspection and get a detailed air quality report.





Frequently Asked Questions in San Jose, CA

How long does an air quality test take?

Most on-site testing takes 1-2 hours. Lab results are available within 24-48 hours.

What contaminants do you test for?

We test for mold, VOCs, radon, allergens, carbon monoxide, formaldehyde, and more.

How much does air quality testing cost?

Pricing depends on property size and test type. Call now for a free estimate.

What happens if poor air quality is detected?

We provide a detailed report and expert recommendations for remediation.

Can poor indoor air quality cause health problems?

Yes. Poor air quality can lead to allergies, respiratory issues, headaches, fatigue, and long-term health risks from pollutants like VOCs and radon.





Customer Reviews

ASQ Air Quality Test helped us identify mold in our home after months of unexplained allergies. Their report was detailed, and the team was incredibly professional.

As a property manager, I use ASQ Air Quality Test for air quality testing before leasing units. Their fast service and clear reports make compliance easy.

We had no idea our office had high VOC levels until we did a test. ASQ Air Quality Test provided great insights and actionable solutions.





San Jose, CA Insights: Population,
Zip Codes, Influence, and Service Areas

San Jose, officially the City of San José (Spanish for 'Saint Joseph' /ˌsæn hoʊˈzeɪ, -ˈseɪ/; Spanish: ), is the largest city in Northern California by both population and area. With a 2020 population of 1,013,240, it is the most populous city in both the Bay Area and the San Jose–San Francisco–Oakland Combined Statistical Area, which has a 2015 population of 7.7 million and 9.7 million people respectively, the third-most populous city in California after Los Angeles and San Diego, and the 12th-most populous in the United States. Located in the center of the Santa Clara Valley on the southern shore of San Francisco Bay, San Jose covers an area of 179.97 sq mi (466.1 km2). San Jose is the county seat of Santa Clara County and the main component of the San Jose–Sunnyvale–Santa Clara Metropolitan Statistical Area, with an estimated population of around two million residents in 2018.

Zip Codes in San Jose, CA that we also serve: 95118 95128 95124 95125 95126 95127 95120 95122 95123 95008 95002 95117 95116 95111 95110 95113 95112 95119 95148 95133 95132 95131 95130 95136 95134 95139 95138 95037 95013 95129 95121 95101 95103 95106 95109 95115 95141 95150 95151 95153 95154 95155 95156 95157 95158 95159 95160 95161 95164 95172 95173 95190 95191 95192 95193 95194 95196





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