How to Prepare for Your Radon Test

    Proper preparation is essential for accurate radon test results. Follow these comprehensive guidelines to ensure your test provides reliable measurements.

    Preparation Guidelines

    Following these guidelines ensures your radon test accurately reflects the radon levels in your home under normal living conditions.

    • Maintain closed-house conditions for at least 12 hours prior to and throughout the testing period
    • Keep all windows and doors closed except for normal entry and exit
    • Avoid using exhaust fans, fireplaces, or other appliances that could affect air circulation
    • Do not operate window fans or attic fans during the test
    • Normal use of permanently installed HVAC systems is required

    Video Instructions

    Watch our detailed preparation videos for step-by-step guidance in both English and Spanish:

    English Instructions

    Instrucciones en Español

    Need Additional Help?

    Our technicians will provide specific instructions when scheduling your test. If you have questions about preparation requirements, we're here to help.

    📞 Call (301) 598-8989