Source: Parson Environmental Products, Inc.
Paving Risers for Manholes, Catch Basins & Valve Boxes. The cost-effective alternative to manually raising grates and covers.
Paving Risers are a cost effective alternative to manually raising grates and covers. They are of steel construction and weigh less than 50 lbs., which is considerably less than cast iron. When paving streets, grate or cover is up to grade in just minutes. Easy to install and requires no maintenance, This product is custom made to any diameter and rise, and available in adjustable or solid design.
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