This paper presents the design, fabrication, and characterization of a microhelium dielectric barrier discharge photoionization detector (μHDBD-PID) on chip with dimensions of only ∼15 mm × ∼10 mm × ...

Inside a crawl space, cover exposed foundation walls with 1-1/2 inches of rigid, moisture-proof insulation ... if heavy rain or a leaky pipe leaves water on the plastic. "A puncture-resistant, ...

Flatwork Accessories Viper VaporCheck Insulation Solutions, Inc. A triple ply, extrusion coated, virgin polyethylene membrane designed to act as a vapor/moisture barrier underneath concrete slabs ...