Why Is My Allergen Testing (dust Mites, Pet Dander, Pollen) Freezing Up? | East Saint Louis, IL Fixes

East Saint Louis, IL’s #1 Solution for Frozen Allergen Testing (dust mites, pet dander, pollen) Coils

When your indoor air quality testing ices over in East Saint Louis, IL’s humidity, Indoor Air Quality Testing Pros follows this proven 5-step repair process:

1. Diagnose root cause (low refrigerant? dirty filter?)
2. Thaw system safely
3. Fix underlying issue
4. Test pressures
5. Prevent future freezing

Common East Saint Louis, IL-specific causes we find:

• Oversized units (common in 90s East Saint Louis, IL homes)
• Clogged drain lines from local pollen
• Undersized ductwork

❄️ Turn off your system immediately if frozen – running it can cause compressor damage. Call (773) 915-6421 for same-day thaw service in 62201.