Yes, it was unseasonably warm in Central Oregon for parts of the early winter. No, that doesn’t mean the heating season has passed. That means we’re still in a critical time of the year for radon ...

EVANSVILLE — Radon mitigation work is nearly complete at the Old Courthouse after the gas was discovered at actionable levels last summer. Ryan Goelzhauser, with Popham Construction, who has run the ...

W. R. MEADOWS introduces PERMINATOR 20 Mil, a high-performance underslab vapor barrier designed to provide superior moisture control & durability. Controlling moisture beneath concrete slabs is ...

I’d like to thank Professor Kaste and Mr. Swenson for researching and writing about radon gas (Virginia Gazette, May 14, 2022). Please continue this important work. I’d like to add some insight for ...

The placement of a water vapor retarder directly below concrete floor slabs on the ground has become common practice for buildings where floor coverings or coatings are to be installed. Such use has ...