PermA-Guard.com
About PermA-Guard.com
Our company, Perma-Guard, Inc. is the original and largest supplier of fresh-water food-grade diatomaceous earth products in the world. PERMA-GUARD is the trade name known world wide for using a grade and quality of Diatomaceous Earth (DE) that is extremely pure. It was important to have a consistent shape diatom and no unwanted sediment. The shape of the diatom must be tubular with holes on the walls.
