THERM-O-ROCK WEST, INC.
The Southwest’s Largest Producer of Expanded Perlite and
Vermiculite Products Since 1981
Our Products Help
Therm-O-Rock West’s facility is situated on 10 acres in Chandler, Arizona which
is 20 miles south of Phoenix. Located next to major highways and with its own
rail siding, we are able to provide excellent service to customers throughout the
Western United States, Canada and many overseas locations.
As a major supplier to well known companies in horticulture, construction and
various other industries, we are committed to the highest standard of quality and