Showing the single result
Natural, fresh water fossil shell flour from the USA has been the only mission of Perma-Guard for more than 50 years. We’ve tapped into one of the most pure reserves of food grade diatomaceous earth in the country so your land, your family and your pets can be protected without harsh chemicals or toxic residues. Repeated studies have proven the efficacy and safety of these products.
Fossil Shell Flour
Perma-Guard is a pure, food grade diatomaceous earth (fresh water type).