InterNACHI releases all new, 360-page How to Perform Radon Inspections book.

Miscellaneous Inspection Topics IAC2 Indoor Air Forum
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Hey Nick or Ben, does the book talk only about Residential testing or do you get into Larger Commercial size spaces ?. I am referring to Duplicates, spikes, blanks etc…??

Thanks

Jim

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Addresses all those subjects.

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Thanks Nick !!!

Jim