NDS Green Grid Flat Square Grate 18 in.
NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cracking from the sun, chemical-resistant, rustproof and maintenance-free, lightweight and easy to install. NDS has a full line of drainage products, fittings and accessories available. This grate helps to collect and remove excess water from driveways, patios and any other outdoor areas, designed for maximum durability to handle light foot traffic.
Features & Benefits
- Grate Number(s): NDS-1812
- Description: 18" Square Grate
- Flow Rate with 1/2” Head: 264.03 GPM
Note: BEFORE installing a drainage system, please check your local codes and regulations and install accordingly.
- 18" Square Structural Foam Polyolefin Grate with UV inhibitor.
- Open surface area 86.31 square inches. 264.03 GPM.
- Actual Size: 16 5/8" x 16 5/8"
- Approximate Measure: 18" x 18"