Bulk Tank Inc. is an ISO 9001 certified, nationally known company specializing in the manufacture of innovative parts for the pneumatic tank trailer industry. BTI – your pneumatic solutions headquarters. Our facility resides in Park Hills, Missouri (1 hour south of St. Louis, Missouri). For more than 30 years, our company has distributed equipment and parts throughout the United States, Canada and Mexico, as well as overseas. Because of our large customer base and (over 100 years) experience in sales, we have consistently talked the “customer’s language.” We take great pride in our ability to quickly supply the customer with the parts they need.