NDS-78 Black 4 in. Atrium Drainage Grate
Fits 4" Sewer and Drain Pipe & Fittings, 4" Corrugated Pipe, and 4" Triple Wall Pipe. If installaing in a flower bed, use an atrium grate to avoid clogging debris. Atrium grates should be used in areas where there is no traffic.
** BEFORE installing a drainage system, please check your local codes and regulations and install accordingly. **
Round Grate Load Recommendation: CLASS A
- Loads of 1-60 PSI
- Recommended for pedestrians, bicycles and wheel chair traffic. ADA Compliant/Heel-proof.
- Flat Top Structural Foam Polyolefin Atrium Grate with UV inhibitor.
- Open surface area 17.00 square inches.
- 22.27 GPM.
Manuals & Literature