PRO-RING Manhole Adjustment System
PRO-RING™, the only manhole grade adjustment system made from Expanded Polypropylene (EPP). PRO-RING™ products provide a proven alternative to concrete grade or adjustment rings.
• Installed on tens of thousands of manholes and catch basins throughout the
U.S. and Canada and are approved by DOTs and Sewer Agencies.
• These lightweight rings are renowned for their exceptional strength-to-weight
ratio, durability, chemical resistance and long service life under the most
demanding conditions. It is backed by an industry leading 25-Year material
For more information, contact:
Cell: (864) 430-0600