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NDS 4" Gray Round Grate:

Round Structural Foam Polyolefin Grate with UV inhibitor. Open surface area approx. 2.60 square inches. 3.41 GPM.

  • Fits 3" Sewer & Drain Pipe and Fittings and 3" Corrugated Pipe and 3" Triple Wall Pipe.
  • ADA Compliant/Heel-proof
  • Color: Gray