Rubber Adjustment Riser

Manufactured by Presfab Highway Inc.
Brand: Flex-O-Ring

Rubber adjustment riser for catchbasins/manholes, available in flat or tapered configurations of round, square and rectangular with thicknesses ranging from 13 mm (.5") to 75 mm (3").

Categories:

Drainage and Sewer Works | Maintenance Hole, Catch Basin, Ditch Inlet Units and Valve Chambers | Accessories | Adjustment Units | Rubber

Certifications: PMC - Accepted for Use 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.MUNI 1853 - Rubber Adjustment Units for Maintenance Holes, Catchbasins, and Valve Chambers
- OPSS.MUNI 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
- OPSS.PROV 1853 - Rubber Adjustment Units for Maintenance Holes, Catchbasins, and Valve Chambers
- OPSS.PROV 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
City of Barrie
- BSD-41 - Maintenance Hole and Catch Basin Grade Adjustment Units
ASTM International
- ASTM C531-00(2012) - Linear Shrinkage and Coefficient of Thermal Expansion of Chemical-Resistant Mortars, Grouts, Monolithic Surfacings, and Polymer Concretes
- ASTM C642-13 - Density, Absorption, and Voids in Hardened Concrete
- ASTM D2240-05(2010) - Rubber Property-Durometer Hardness
- ASTM D395-03(2008) - Rubber Property-Compression Set
- ASTM D412-06ae2(2013) - Vulcanized Rubber and Thermoplastic Elastomers—Tension
- ASTM D573-04(2010) - Rubber-Deterioration in an Air Oven
- ASTM D575-91(2012) - Rubber Properties in Compression
- ASTM D746-14 - Brittleness Temperature of Plastics and Elastomers by Impact

Manufacturer
- Presfab Highway Inc.

Rubber Adjustment Riser

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