Catch Basin Square Grates
NDS Catch Basin Grates come in a variety of colors, materials and designs are available for our 9”, 12”, 18” and 24” catch basins

Catch Basin Grates For Any Application
NDS Catch Basin Grates are available in plastic, cast iron, ductile iron, galvanized steel and brass options with up to a Class C load rating.

Decorative Catch Basin Grate Options
Choose from a variety of decorative catch basin grate designs, with a variety of color to maintain an attractive design aesthetic in residential or commercial projects.

Upgrade Your Downspout Drainage!
The New Downspout Defender ™ outperforms all other solutions.
-
Original price $24.75 - Original price $24.75Original price$24.75$24.75 - $24.75Current price $24.75| /
NDS 900DSG - 9" Downspout Defender Grate
Out of stockNDS 9-inch Downspout Defender Grate Model 900DSG Installing catch basins under downspouts is a best practice for managing stormwater and protecting...
View full detailsOriginal price $24.75 - Original price $24.75Original price$24.75$24.75 - $24.75Current price $24.75| /Sold out -
Original price $10.72 - Original price $10.72Original price$10.72$10.72 - $10.72Current price $10.72| /
NDS 50 - 6" Green Round Grate for 6" Catch Basins & Pipe
in stock6" Green Round Grate: Structural Foam Polyolefin Grate with UV inhibitor. Open surface area approx. 9.0 square inches. 11.92 GPM. Fits 6" Bas...
View full detailsOriginal price $10.72 - Original price $10.72Original price$10.72$10.72 - $10.72Current price $10.72| / -
Original price $122.75 - Original price $122.75Original price$122.75$122.75 - $122.75Current price $122.75| /
NDS 1891 - 18" Square Atrium Grate, Green
in stock18" Square Atrium Grate Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This grate helps...
View full detailsOriginal price $122.75 - Original price $122.75Original price$122.75$122.75 - $122.75Current price $122.75| / -
Original price $10.94 - Original price $10.94Original price$10.94$10.94 - $10.94Current price $10.94| /
NDS 40 - 6" Black Round Grate for 6" Catch Basins & Pipe
in stockAs a proven alternative to traditional concrete drains, NDS grates feature UV inhibitors that prevent fading and cracking from the sun. These chemi...
View full detailsOriginal price $10.94 - Original price $10.94Original price$10.94$10.94 - $10.94Current price $10.94| / -
Original price $122.75 - Original price $122.75Original price$122.75$122.75 - $122.75Current price $122.75| /
NDS 1881 - 18" Square Atrium Grate, Black
in stock18" Square Atrium Grate Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This grate helps...
View full detailsOriginal price $122.75 - Original price $122.75Original price$122.75$122.75 - $122.75Current price $122.75| / -
Original price $29.25 - Original price $29.25Original price$29.25$29.25 - $29.25Current price $29.25| /
NDS 980 - 9" Square Grate, Black
in stock9" Square Grate, Black NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and crackin...
View full detailsOriginal price $29.25 - Original price $29.25Original price$29.25$29.25 - $29.25Current price $29.25| / -
Original price $4.18 - Original price $4.18Original price$4.18$4.18 - $4.18Current price $4.18| /
NDS 12 - 4" Round Grate, Gray
in stockNDS 4" Gray Round Grate: Round Structural Foam Polyolefin Grate with UV inhibitor. Open surface area approx. 2.60 square inches. 3.41 GPM. ...
View full detailsOriginal price $4.18 - Original price $4.18Original price$4.18$4.18 - $4.18Current price $4.18| / -
Original price $18.62 - Original price $18.62Original price$18.62$18.62 - $18.62Current price $18.62| /
NDS 90 - 6" Black Round Atrium Grate for 6" Catch Basins & Pipe
in stock6" Round Atrium Grate Flat Top Structural Foam Polyolefin Atrium Grate with UV inhibitor. Open surface area approx. 28.40 square inches. 37.00 ...
View full detailsOriginal price $18.62 - Original price $18.62Original price$18.62$18.62 - $18.62Current price $18.62| / -
Original price $13.07 - Original price $13.07Original price$13.07$13.07 - $13.07Current price $13.07| /
NDS 78 - 4" Round Atrium Grate- Black
in stockThis NDS 4 in. Polyolefin Atrium Grate is designed for landscape applications where debris may clog the grate. The atrium design features enough op...
View full detailsOriginal price $13.07 - Original price $13.07Original price$13.07$13.07 - $13.07Current price $13.07| / -
Original price $4.18 - Original price $4.18Original price$4.18$4.18 - $4.18Current price $4.18| /
NDS 11 - 4" Round Grate, Black
in stockNDS 4" Black Round Grate: Round Structural Foam Polyolefin Grate with UV inhibitor. Open surface area approx. 2.60 square inches. 3.41 GPM. ...
View full detailsOriginal price $4.18 - Original price $4.18Original price$4.18$4.18 - $4.18Current price $4.18| / -
Original price $475.00 - Original price $475.00Original price$475.00$475.00 - $475.00Current price $475.00| /
NDS 1815 - 18" Square Catch Basin Grate, Galvanized Steel
in stockThe 18" Square Catch Basin Galvanized Steel Grate is used for areas where water buildup occurs. Catch Basins catch and divert water to water-safe a...
View full detailsOriginal price $475.00 - Original price $475.00Original price$475.00$475.00 - $475.00Current price $475.00| / -
Original price $150.04 - Original price $150.04Original price$150.04$150.04 - $150.04Current price $150.04| /
NDS 1811 - 18" Square Grate, Black
in stockNDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cracking from the sun, chemica...
View full detailsOriginal price $150.04 - Original price $150.04Original price$150.04$150.04 - $150.04Current price $150.04| / -
Original price $42.25 - Original price $42.25Original price$42.25$42.25 - $42.25Current price $42.25| /
NDS 981 - 9" Square Atrium Grate, Black
in stock9" x 9" Square Atrium Grate, Black Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This ...
View full detailsOriginal price $42.25 - Original price $42.25Original price$42.25$42.25 - $42.25Current price $42.25| / -
Original price $112.50 - Original price $112.50Original price$112.50$112.50 - $112.50Current price $112.50| /
NDS 913 - 9" Catch Basin Grate, Cast Iron, Black
Only 2 left!9" Square Grate Cast Iron This grate helps to collect and remove excess water from driveways, patios and any other outdoor areas, designed for heav...
View full detailsOriginal price $112.50 - Original price $112.50Original price$112.50$112.50 - $112.50Current price $112.50| / -
Original price $391.73 - Original price $391.73Original price$391.73$391.73 - $391.73Current price $391.73| /
NDS 2411 - 24" Catch Basin Grate, Black
in stock24" Square Grate, Black NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cracki...
View full detailsOriginal price $391.73 - Original price $391.73Original price$391.73$391.73 - $391.73Current price $391.73| / -
Original price $4.18 - Original price $4.18Original price$4.18$4.18 - $4.18Current price $4.18| /
NDS 13 - 4" Round Grate, Green
in stockNDS 4" Green Round Grate: Round Structural Foam Polyolefin Grate with UV inhibitor. Open surface area approx. 2.60 square inches. 3.41 GPM. ...
View full detailsOriginal price $4.18 - Original price $4.18Original price$4.18$4.18 - $4.18Current price $4.18| / -
Original price $36.75 - Original price $36.75Original price$36.75$36.75 - $36.75Current price $36.75| /
NDS 1200DSG - 12" Downspout Defender Grate
in stock5.0 / 5.0
1 Review
NDS 12-inch Downspout Defender Grate Model 1200DSG Installing catch basins under downspouts is a best practice for managing stormwater and protecti...
View full detailsOriginal price $36.75 - Original price $36.75Original price$36.75$36.75 - $36.75Current price $36.75| / -
Original price $59.50 - Original price $59.50Original price$59.50$59.50 - $59.50Current price $59.50| /
NDS D6 - Duracast In-Line 6" Round Grate
Out of stock6" Round Ductile Iron HD Grate. Use with 6" Corrugated and Sewer & Drain Pipe. Dimensions: 2-7/8" Height Diameter: 8-1/16" Inner diameter: ...
View full detailsOriginal price $59.50 - Original price $59.50Original price$59.50$59.50 - $59.50Current price $59.50| /Sold out -
Original price $116.09 - Original price $116.09Original price$116.09$116.09 - $116.09Current price $116.09| /
NDS D8 - Duracast In-Line 8" Round Grate
Only 2 left!8" Round Ductile Iron HD Grate. Includes 1 grate (round). Black. Dimension(s): 2-5/8" H. Diameter: 10-1/8"; inner diameter: 8". Use with 8" Corr...
View full detailsOriginal price $116.09 - Original price $116.09Original price$116.09$116.09 - $116.09Current price $116.09| / -
Original price $11.64 - Original price $11.64Original price$11.64$11.64 - $11.64Current price $11.64| /
NDS 60S - 6" Sand Round Grate for 6" Catch Basins & Pipe
in stockNDS - 60S - 6-Inch Round Grate - Sand Round Grate Size: 6" Fits: Spee-D Basin, 6" Sewer and Drain Pipe and Fittings and 6" Corrugated P...
View full detailsOriginal price $11.64 - Original price $11.64Original price$11.64$11.64 - $11.64Current price $11.64| / -
Original price $60.75 - Original price $60.75Original price$60.75$60.75 - $60.75Current price $60.75| /
NDS 1290 - 12" Square Atrium Grate, Black
in stock12" Square Atrium Grate, Black Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This grat...
View full detailsOriginal price $60.75 - Original price $60.75Original price$60.75$60.75 - $60.75Current price $60.75| / -
Original price $48.50 - Original price $48.50Original price$48.50$48.50 - $48.50Current price $48.50| /
NDS 1210 - 12" Square Catch Basin Grate, Gray
Only 2 left!12" Gray Square Grate NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cracking...
View full detailsOriginal price $48.50 - Original price $48.50Original price$48.50$48.50 - $48.50Current price $48.50| / -
Original price $4.20 - Original price $4.20Original price$4.20$4.20 - $4.20Current price $4.20| /
NDS 9p11 - 4" Drain Grate Sewer & Drain
in stockNDS : 9P11 NDS Drain Grate Round (S&D SPT) PVC White 4 in. DescriptionNDS grates are a proven alternative to traditional concrete drains wi...
View full detailsOriginal price $4.20 - Original price $4.20Original price$4.20$4.20 - $4.20Current price $4.20| / -
Original price $270.12 - Original price $270.12Original price$270.12$270.12 - $270.12Current price $270.12| /
NDS D12 - Duracast In-Line 12" Round Grate
Only 2 left!12" Round Ductile Iron HD Grate. Includes 1 grate (round). Black. Dimension(s): 13.25" L x 13.25" W x 1.84" H. Inner diameter: 11.75".Part of NDS D...
View full detailsOriginal price $270.12 - Original price $270.12Original price$270.12$270.12 - $270.12Current price $270.12| /