Polylok - 48" Heavy Duty Gray Trench Drain & Grate - PL-90860-GRAY Corrosion-resistant

Corrosion-resistant

Patented ring to guarantee watertight and airtight seal between the concrete tank and riser

Accepts 6"

This watertight tank design is offered with Infiltrator’s line of custom-fit risers and heavy-duty lids

Allows septic tank to be easily vacuum or water tested

Polylok - 48" Heavy Duty Gray Trench Drain & Grate - PL-90860-GRAY Corrosion-resistantPolylok's Channel and Trench Drain system is engineered to deliver the most flexibility in a heavy duty design. The Heavy Duty Trench Drain is H 20 wheel load rated when cast in reinforced concrete (as per Polylok Trench Drain H 20 Instruction Diagram). It offers a modular design with interlocking components, enabling quick and easy connections. Each segment is 4 feet long and comes with a reversible ADA compliant grate that can be flat or allow for a