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The Polylok Heavy Duty Trench Drain is H-20 wheel load rated when cast in reinforced concrete. It offers a modular design with interlocking components to enable quick and easy connections. There are 4 drainage ports on each segment to enable 3" and 4" SCH40 or 4" SDR35 connections. Each segment is shipped with screws to fasten the grates to the channel and to secure the interlocking pieces.
Polylok part number: PL-90860-G