• Phone: 815-207-4300
  • Fax: 815-207-4333

The leader in innovative technology applications


The products shown are just a small sample of the products RSI has developed based on industry needs. We can customize just about anything to fit your needs. RSI products are in use 24/7 and we understand that new products must be both robust and reliable. Critical processes such as zinc, dispersant, or hydrazine addition, and process sampling are areas where RSI products excel. Visit the links to the left for a sampling of our products and contact us for additional information on both the products and services we offer.