The NDS 4 Structural Foam Polyolefin Grate is a 6-inch square drain cover designed to fit 3-inch or 4-inch sewer and drain pipes, corrugated pipes, and triple wall pipes. Made from structural foam polyolefin with UV inhibitors, this grate resists degradation from sun exposure and maintains its integrity over years of use, making it ideal for drainage applications where reliable water management is essential.
The diagonally converging pattern design and large open surface area of 10.40 square inches facilitate swift water flow at a rate of 13.62 GPM, keeping walkways dry and preventing pooling. With a load rating of 1 to 60 psi, this grate is recommended for pedestrian, bicycle, and wheelchair traffic. It is backed by a limited lifetime warranty that protects your investment and ensures long-term reliability.
Features and Benefits
- Structural Foam with UV Protection: Constructed of structural foam polyolefin with UV inhibitors to extend the life of the grate in outdoor conditions.
- Fits Multiple Pipe Types: Compatible with 3-inch or 4-inch sewer and drain pipe, corrugated pipe, and triple wall pipe.
- High Flow Rate: The 10.40 square inch open surface area delivers a flow rate of 13.62 GPM, ensuring efficient water drainage.
- Rated for Active Traffic: Withstands loads of 1 to 60 psi and is recommended for pedestrian, bicycle, and wheelchair traffic.
- Limited Lifetime Warranty: Backed by a limited lifetime warranty that protects your investment and ensures long-term reliability.
- 1/4 Inch Grate Opening: Features a 1/4 inch opening for effective drainage.
Specifications
- Brand: NDS
- Model: 4
- Size: 6 inches x 6 inches square
- Color: Black
- Material: Structural foam polyolefin with UV inhibitors
- Open Surface Area: 10.40 square inches
- Flow Rate: 13.62 GPM
- Load Rating: 1 to 60 psi
- Compatible Pipe Sizes: 3-inch or 4-inch sewer and drain pipe, corrugated pipe, triple wall pipe
- Grate Opening: 1/4 inch
- Warranty: Limited lifetime
