Rubber Adjustment Riser


Manufactured by EJ
Brand: INFRA-RISER®

Rubber adjustment riser for catchbasins/manholes, available in flat or tapered configurations of round, square and rectangular with thicknesses ranging from .5" to 3".

Categories: 
Drainage and Sewer Works | Maintenance Hole, Catch Basin, Ditch Inlet Units and Valve Chambers | Accessories | Adjustment Units | Rubber
Electrical, Illumination, Communications and Traffic Related Works | Maintenance Holes, Handholes and Junction Boxes | Frames and Covers | Adjustment Units

Certifications: Durham Region Approved Products List

Prequalification Lists: 
Regional Municipality of Durham - 4.70.48.70 - Rubber, Below Frame (PDF)
Regional Municipality of Durham - 4.72.48.70 - Rubber, Below Frame (PDF)
  • Ontario Provincial Standards
    • OPSD 704.010 - Maintenance Holes, Catch Basins and Valve Chambers, Precast Concrete Adjustment Units
    • OPSS 1853 - Rubber Adjustment Units for Maintenance Holes, Catchbasins, and Valve Chambers
    • OPSS 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
  • City of Barrie
    • BSD-41 - Maintenance Hole and Catch Basin Grade Adjustment Units
  • American Society for Testing and Materials


Frank Mulligan, District Manager Canada
EJ Canada
159 Sugar Maple Road
Box 475
St. George ON N0E 1N0
frank.mulligan@ejco.com
http://www.ejco.com
Office: 519-448-3395
Cellular: 519-861-0753
Fax: 519-448-3393

Frank Mulligan, District Manager Canada
EJ
301 Spring St.
East Jordan MI 49727
frank.mulligan@ejco.com
http://www.ejco.com
Office: 519-448-3395
Cellular: 519-861-0753
Fax: 519-448-3393