Jump to main content or area navigation.

Contact Us

Radon-Resistant New Construction (RRNC)

Register for the Builder Directory

To complete the Builder Directory qualification process, you must complete all of the following:

Answer the three questions (1-3) below
Accept the five agreement statements (4-8) below
Fill in your contact information (9-15) (Company Name, Name of Contact Person, Phone Number, and Contact E-mail are required)
Read the General Terms and Disclaimers (16)
Click the SIGN UP FOR THE DIRECTORY button (17) at the bottom of the page to submit your information

  1. Learn more about these RRNC techniques and features

  2. (Note: To register for the RRNC Builder Directory, you need to have built at least one home using RRNC.

  3. General Statements of Agreement to Qualify for the Directory





  8. Company Contact Information


    • The company listed in the Directory will not construe, claim, or imply that its participation in EPA's RRNC Builder Directory constitutes federal government approval, acceptance, or endorsement of anything other than the commitment of the company listed to build houses using EPA-recommended radon-resistant new construction techniques. Being listed in the Directory does not constitute federal government endorsement of the company listed or its houses or services.
    • The company listed understands that the activities it undertakes in connection with EPA's RRNC Builder Directory are voluntary and not intended to provide services to the federal government. As such, the company listed will not submit a claim for compensation to any federal agency.
    • The company listed and EPA will assume good faith as a general principle for resolving conflict and will seek to resolve all matters informally, so as to preserve maximum public confidence in EPA's RRNC Builder Directory.
    • This agreement is voluntary and can be terminated by either party at any time for any reason, with no penalty.
    • Failure to comply with any of the terms of qualification can result in the listed company’s termination and cessation of access to the benefits of EPA’s RRNC Builder Directory.
    • In marketing and promotional brochures, signage, or Web pages produced by a company listed in the Directory, EPA permits the company listed to use the following language: “Listed in EPA’s Builder Directory for Radon-Resistant New Construction (RRNC).” This agreement does not allow a builder to use the EPA seal or logo on its Web site or other promotional materials.
  11. Top of page

I don't qualify to be listed in the directory, what can I do?

We'd like to help your company qualify for the Directory of Builders Using Radon-Resistant New Construction Techniques. Let us work with your company to help you learn about and incorporate the basic RRNC techniques. EPA has many no-cost educational and technical resources that you can use. I'd like more information on RRNC.

If you have questions or comments, please write to us at rrnc@epa.gov

Tools You Can Use

Building Codes: A Primer
List of State Building Code Associations
Listing of State and/or Local Jurisdictions that have RRNC Codes
Builder/Contractor Resources
Contact Your State Radon Coordinator, Find More State-by-State Resources
Find RRNC Training

All homes should be tested for radon. Find a qualified service provider near you.

Health Risks Hotlines & Resources Indoor airPLUS Kids, Students and Teachers Map of Radon Zones Media Campaigns National Radon Action Month Radon-Resistant New Construction Radon and Real Estate Radon in Drinking Water Radon Leaders Saving Lives State Radon Contacts State Indoor Radon Grants Test or Fix Your Home Webinars Indoor Air Quality

Basic Information | Where You Live | A to Z Subject Index | Publications | Frequent Questions | Glossary | Related Links

Jump to main content.