Best Air Quality Inspection in Chester County, PA

Compare 15 local air quality inspection providers in Chester County. Verified listings with real contact info.

15 services listed

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Mold N' More Decontamination, LLC

4.7 ★ (13 reviews)

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SIS Environmental Inspection and Testing

5 ★ (3 reviews)

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INX Indoor Air Quality

4.9 ★ (110 reviews)

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Mold N' More Decontamination, LLC

284 Boot Rd, Downingtown, PA 19335

Monday: 8:00 AM – 4:00 PM | Tuesday: 8:00 AM – 4:00 PM | Wednesday: 8:00 AM – 4:00 PM | Thursday: 8:00 AM – 4:00 PM | Friday: 8:00 AM – 4:00 PM | Saturday: Closed | Sunday: Closed

4.7 ★

13 reviews

consultant

SIS Environmental Inspection and Testing

1172 Skelp Level Rd, Downingtown, PA 19335

Monday: 9:00 AM – 5:00 PM | Tuesday: 9:00 AM – 5:00 PM | Wednesday: 9:00 AM – 5:00 PM | Thursday: 9:00 AM – 5:00 PM | Friday: 9:00 AM – 5:00 PM | Saturday: 9:00 AM – 12:00 AM | Sunday: Closed

5 ★

3 reviews

service

INX Indoor Air Quality

210 Carter Dr STE 3A, West Chester, PA 19382

Monday: 8:00 AM – 4:00 PM | Tuesday: 8:00 AM – 4:00 PM | Wednesday: 8:00 AM – 4:00 PM | Thursday: 8:00 AM – 4:00 PM | Friday: 8:00 AM – 4:00 PM | Saturday: Closed | Sunday: Closed

4.9 ★

110 reviews

general_contractor

County Action Restoration

1313 West Chester Pike #100, West Chester, PA 19382

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

4.8 ★

132 reviews

general_contractor

Karl Environmental Group

20 Lauck Rd, Mohnton, PA 19540

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.2 ★

10 reviews

consultant

Enviroproz Mold Inspection- Mold Testing

110 Yearsley Mill Rd, Media, PA 19063

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: 9:00 AM – 5:00 PM

4.9 ★

83 reviews

consultant

Liberty Inspection Group

1215 W Baltimore Pike STE 3, Media, PA 19063

Monday: 8:00 AM – 7:00 PM | Tuesday: 8:00 AM – 7:00 PM | Wednesday: 8:00 AM – 7:00 PM | Thursday: 8:00 AM – 7:00 PM | Friday: 8:00 AM – 7:00 PM | Saturday: 10:00 AM – 6:00 PM | Sunday: 10:00 AM – 6:00 PM

4.9 ★

1778 reviews

service

Air Quality Control, Inc.

630 Freedom Business Center Dr # 3, King of Prussia, PA 19406

4.4 ★

5 reviews

real_estate_agency

MMTS, LLC

1335 Blue Ball Rd, Elkton, MD 21921

Monday: 8:00 AM – 6:00 PM | Tuesday: 8:00 AM – 6:00 PM | Wednesday: 8:00 AM – 6:00 PM | Thursday: 8:00 AM – 6:00 PM | Friday: 8:00 AM – 6:00 PM | Saturday: Closed | Sunday: Closed

5 ★

46 reviews

consultant

Lancaster Environmental Testing and Inspections, LLC

6 E Kendig Rd, Willow Street, PA 17584

Monday: 8:00 AM – 5:00 AM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

3.7 ★

3 reviews

consultant

Advantage Mold Experts

7349 Malvern Ave, Philadelphia, PA 19151

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

4.9 ★

48 reviews

general_contractor

Air Quality Solutions

2173 Embassy Dr, Lancaster, PA 17603

Monday: 9:00 AM – 5:00 PM | Tuesday: 9:00 AM – 5:00 PM | Wednesday: 9:00 AM – 5:00 PM | Thursday: 9:00 AM – 5:00 PM | Friday: 9:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

5 ★

1 reviews

consultant

Synertech Environmental LLC

228 Moore St, Philadelphia, PA 19148

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

4.8 ★

24 reviews

consultant

Community Environmental Laboratories Inc.

1202 Technology Dr # F, Aberdeen, MD 21001

Monday: 8:30 AM – 5:30 PM | Tuesday: 8:30 AM – 5:30 PM | Wednesday: 8:30 AM – 5:30 PM | Thursday: 8:30 AM – 5:30 PM | Friday: 8:30 AM – 5:30 PM | Saturday: Closed | Sunday: Closed

4.7 ★

14 reviews

Moisture Science Environmental

821 Belmont Ave, Collingswood, NJ 08108

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

5 ★

43 reviews

general_contractor

Frequently Asked Questions

How much does an air quality inspection cost in Pennsylvania?

Indoor air quality testing in Pennsylvania typically costs $200 to $600, depending on the number of contaminants tested and the property size. Basic radon testing costs $150 to $250. Comprehensive IAQ testing that includes mold spores, VOCs, particulates, and radon costs $400 to $600.

Why is radon testing especially important in Pennsylvania?

Pennsylvania has some of the highest indoor radon levels in the United States. Approximately 40% of PA homes have radon levels above the EPA action level of 4 pCi/L. The PA DEP provides free radon test kits to residents and strongly recommends testing every home, regardless of location within the state.

What does an indoor air quality inspection test for?

A comprehensive IAQ inspection tests for radon, mold spores, volatile organic compounds (VOCs), carbon monoxide, carbon dioxide levels, humidity, particulate matter, and formaldehyde. Some tests also screen for allergens, bacteria, and chemical off-gassing from building materials. The scope depends on your concerns and symptoms.

When should I get an air quality inspection in Pennsylvania?

Get an air quality inspection if occupants experience unexplained respiratory issues, headaches, or allergies that improve when leaving the building. Also recommended after water damage, renovations, or when buying a home. All Pennsylvania homes should have radon testing performed at least once, and re-tested every 2-5 years.

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