Pennsylvania Code
Title 25 - ENVIRONMENTAL PROTECTION
Part I - Department of Environmental Protection
Subpart D - Environmental Health and Safety
Article V - Radiological Health
Chapter 240 - RADON CERTIFICATION
Subchapter G - QA REQUIREMENTS
Appendix B - Non-interference Agreement for Real Estate Radon Testing

Property name:

Property address:

Property city, state, zip:

Dates of test:

I hereby agree to abide by the following conditions to ensure a valid radon test result:

1) I will maintain closed-house conditions during the entire test period, and for 12 hours prior to any test of less than 96 hours, by doing the following:

* Continuing normal operation of permanently installed HVAC systems.

* Minimizing operation of dryers, range hoods, bathroom fans and other mechanical systems, understanding that drawing air out of the building may adversely affect the test results.

* In buildings having permanently installed radon mitigation systems, keeping the mitigation system functioning during the testing interval.

* Operating window air conditioning systems if set to recycle interior air.

* Keeping all windows closed.

* Keeping all external doors closed except for normal entry and exit.

* Not operating whole-house fans. Removing portable window fans from the window or covering and sealing the window fan.

* Not operating fireplaces, wood/coal stoves or combustion appliances, except water heaters and cooking appliances, unless they are the primary sources of heat for the building.

* Not operating ceiling fans, portable dehumidifiers, portable humidifiers, portable air filters and window air conditioners within 20 feet of the detector.

2) I will not interfere with or move the radon test device.

If the certified tester determines that these conditions were not maintained, this test will be deemed invalid.

The provisions of this Appendix B issued under sections 12 and 13 of the Radon Certification Act (63 P.S. §§ 2012 and 2013); section 302 of the Radiation Protection Act (35 P.S. § 7110.302); and section 1920-A of the Administrative Code (71 P.S. § 510.20).