Therm-O-Rock East, Inc has been expanding perlite of over thirty-five years.
We operate multiple furnaces and process various grades of ore from several established sources worldwide.
Therm-O-Rock East uses its Quality Assurance program to offer perlite to exacting specifications in size and bulk density for specialized products.
Perlite is also available in our standard sizing and bulk densities. Packaging consists of plastic or paper bags as well as bulk bags. We are also capable of loading bulk trucks and rail cars.