Festa Radon Blog Forum

A residential crawl space features a white, plastic covering over the floor and the walls. A PVC pipe is in the center.
  • Apr 23, 2026
Crawl Space Ventilation: Should You Seal or Not Seal?
An unfinished basement features concrete floors, an older washer and dryer, stairs, and HVAC ducts on the ceiling.
  • Apr 16, 2026
Retrofitting a Radon Mitigation System: A Guide
A slab foundation for a home sits on an empty, dirt lot. Tubes are sticking up out of the concrete foundation.
  • Apr 14, 2026
What Is a Sub-Slab Radon System, and Is It Important?
A close-up view shows a woman wearing blue gloves holding a glass jar full of dirt with a label that reads "soil radon test."
  • Mar 24, 2026
DIY vs. Professional Radon Testing Methods: The Differences
The exterior of a two-story home has scaffolding and ladders on the front and sides because of renovations.
  • Mar 18, 2026
How To Prepare for a Radon-Safe Home Remodel
Spacious modern basement living space
  • Feb 23, 2026
What to Expect During a Professional Radon Mitigation Installation
Frequently Asked Questions About Radon Exhaust Fans
  • Jan 13, 2026
Frequently Asked Questions About Radon Exhaust Fans
A two-story home features tan siding, brown brick, and black shutters next to the windows. Snow is falling on the home.
  • Dec 17, 2025
How To Prevent Radon Exhaust From Freezing Up
Houses and a mountain covered in snow
  • Dec 16, 2025
Why Winter Is Critical For Radon Testing In Cold- Climate Regions