- What do I need to do before getting my home tested for Radon?
CLOSED BUILDING CONDITION REQUIREMENTS - 12hrs before test and for the duration of test
- · All windows in the house (including the basement) must be kept closed.
- · All doors leading to the outside must be kept closed, except for normal entry
- · Heat and air conditioning may be used, with the fan in the AUTO mode.
- · Whole house fans should not be used.
- · Ceiling fans, portable dehumidifiers and air filters should not be used within 20 feet of a monitor.
- · Fireplaces should not be used during the test period and the flu damper should be kept closed.
- · Dryers, range hoods and bathroom exhaust fans can be used in moderation.
- · If your home has a radon mitigation system, the system shall be running for at least 24 hours prior and continuously during the testing period.
- · If the home is unoccupied, the heating or air conditioning system must be set to maintain a constant temperature within +/-5 degrees F of 72°F. it.