ADIOS RADON LLC
Registered
238990 - All Other Specialty Trade Contractors
Serving TIFFIN, IA
Location: 2219 260TH ST NW, TIFFIN, IA 52340
Iowa Contractor Registration
- Reg. #
- C148879
- Expires
- December 23, 2026
Source: Iowa Division of Labor contractor registration data, licensed under CC BY 4.0. Look up this registration
About radon mitigation in TIFFIN
Radon mitigation contractors test for and reduce radon gas levels in homes. Radon mitigation contractors perform radon testing, install sub-slab depressurization systems with fans and piping, seal cracks and sump pits, and verify reduced levels with follow-up testing.
Typical cost: $900–$2,500 for a typical mitigation system. See the full cost guide
Typical U.S. ranges from industry sources (2024–25); not EdgeLocal data. Your quote will vary with scope, materials and location.
Questions to ask this contractor
- Verify state certification: Iowa, Minnesota, Illinois and Nebraska credential radon professionals.
- Ask about post-mitigation testing: Confirm levels below 4 pCi/L.
- Discuss fan placement: Fans should be outside living space.