#1 IN QUALITY PRODUCTS & SERVICE
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.
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NDS 900DSG - 9" Downspout Defender Grate
Original price $31.07Original price $31.07 - Original price $31.07Original price $31.07Current price $24.00$24.00 - $24.00Current price $24.00| /4.61 / 5.0
31 Reviews
NDS 9-inch Downspout Defender Grate Model 900DSG Installing catch basins under downspouts is a best practice for managing stormwater and protecting...
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NDS 40 - 6" Black Round Grate for 6" Catch Basins & Pipe
Original price $12.83Original price $12.83 - Original price $12.83Original price $12.83Current price $11.00$11.00 - $11.00Current price $11.00| /4.61 / 5.0
31 Reviews
As a proven alternative to traditional concrete drains, NDS grates feature UV inhibitors that prevent fading and cracking from the sun. These chemi...
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NDS 78 - 4" Round Atrium Grate- Black
Original price $15.32Original price $15.32 - Original price $15.32Original price $15.32Current price $12.50$12.50 - $12.50Current price $12.50| /4.61 / 5.0
31 Reviews
This NDS 4 in. Polyolefin Atrium Grate is designed for landscape applications where debris may clog the grate. The atrium design features enough op...
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NDS 1881 - 18" Square Atrium Grate, Black
Original price $154.58Original price $154.58 - Original price $154.58Original price $154.58Current price $123.25$123.25 - $123.25Current price $123.25| /4.61 / 5.0
31 Reviews
18" Square Atrium Grate Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This grate helps...
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NDS 11 - 4" Round Grate, Black
Original price $4.90Original price $4.90 - Original price $4.90Original price $4.90Current price $4.18$4.18 - $4.18Current price $4.18| /4.61 / 5.0
31 Reviews
NDS 4" Black Round Grate: Round Structural Foam Polyolefin Grate with UV inhibitor. Open surface area approx. 2.60 square inches. 3.41 GPM. ...
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NDS 980 - 9" Square Grate, Black
Original price $36.74Original price $36.74 - Original price $36.74Original price $36.74Current price $29.30$29.30 - $29.30Current price $29.30| /4.61 / 5.0
31 Reviews
9" Square Grate, Black NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and crackin...
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NDS 1290 - 12" Square Atrium Grate, Black
Original price $76.50Original price $76.50 - Original price $76.50Original price $76.50Current price $61.00$61.00 - $61.00Current price $61.00| /4.61 / 5.0
31 Reviews
12" Square Atrium Grate, Black Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This grat...
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NDS 1211 - 12" Square Grate, Black
Original price $54.56Original price $54.56 - Original price $54.56Original price $54.56Current price $43.50$43.50 - $43.50Current price $43.50| /4.61 / 5.0
31 Reviews
12" Black Square Grate NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and crackin...
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NDS 90 - 6" Black Round Atrium Grate for 6" Catch Basins & Pipe
Original price $21.84Original price $21.84 - Original price $21.84Original price $21.84Current price $18.62$18.62 - $18.62Current price $18.62| /4.61 / 5.0
31 Reviews
6" Round Atrium Grate Flat Top Structural Foam Polyolefin Atrium Grate with UV inhibitor. Open surface area approx. 28.40 square inches. 37.00 ...
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NDS 1200DSG - 12" Downspout Defender Grate
Original price $46.13Original price $46.13 - Original price $46.13Original price $46.13Current price $35.00$35.00 - $35.00Current price $35.00| /4.61 / 5.0
31 Reviews
NDS 12-inch Downspout Defender Grate Model 1200DSG Installing catch basins under downspouts is a best practice for managing stormwater and protecti...
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NDS D6 - Duracast In-Line 6" Ductile Iron Round Grate
Original price $74.71Original price $74.71 - Original price $74.71Original price $74.71Current price $59.60$59.60 - $59.60Current price $59.60| /4.61 / 5.0
31 Reviews
6" Round Ductile Iron HD Grate. Use with 6" Corrugated and Sewer & Drain Pipe. Dimensions: 2-7/8" Height Diameter: 8-1/16" Inner diameter: ...
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NDS 981 - 9" Square Atrium Grate, Black
Original price $53.18Original price $53.18 - Original price $53.18Original price $53.18Current price $42.40$42.40 - $42.40Current price $42.40| /4.61 / 5.0
31 Reviews
9" x 9" Square Atrium Grate, Black Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection. This ...
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NDS 913 - 9" Catch Basin Grate, Cast Iron, Black
Original price $141.71Original price $141.71 - Original price $141.71Original price $141.71Current price $113.00$113.00 - $113.00Current price $113.00| /4.61 / 5.0
31 Reviews
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...
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NDS 1811 - 18" Square Grate, Black
Original price $200.31Original price $200.31 - Original price $200.31Original price $200.31Current price $159.70$159.70 - $159.70Current price $159.70| /4.61 / 5.0
31 Reviews
NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cracking from the sun, chemica...
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NDS D10 - Duracast In-Line 10" Round Grate
Original price $188.43Original price $188.43 - Original price $188.43Original price $188.43Current price $150.25$150.25 - $150.25Current price $150.25| /4.61 / 5.0
31 Reviews
10" Round Ductile Iron HD Grate. Includes 1 grate (round). Black. Dimension(s): 2-3/8" H. Diameter: 12-1/2"; inner diameter: 9-13/16". Use with 10"...
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NDS 2411 - 24" Catch Basin Grate, Black
Original price $523.20Original price $523.20 - Original price $523.20Original price $523.20Current price $395.55$395.55 - $395.55Current price $395.55| /4.61 / 5.0
31 Reviews
24" Square Grate, Black NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cracki...
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NDS D8 - Duracast In-Line 8" Round Grate
Original price $150.79Original price $150.79 - Original price $150.79Original price $150.79Current price $120.25$120.25 - $120.25Current price $120.25| /4.61 / 5.0
31 Reviews
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...
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NDS D12 - Duracast In-Line 12" Round Grate
Original price $360.62Original price $360.62 - Original price $360.62Original price $360.62Current price $278.20$278.20 - $278.20Current price $278.20| /4.61 / 5.0
31 Reviews
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...
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NDS 1813 - 18" Catch Basin Grate, Cast Iron, Black
Original price $428.75Original price $428.75 - Original price $428.75Original price $428.75Current price $324.15$324.15 - $324.15Current price $324.15| /4.61 / 5.0
31 Reviews
18" Catch Basin Grates a proven alternative to traditional concrete drains. The NDS 1813 Heavy Duty Cast Iron grate is recommended for heavy duty p...
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NDS D12H-WO - Duracast In-Line 12" Square Grate
Original price $812.13Original price $812.13 - Original price $812.13Original price $812.13Current price $592.31$592.31 - $592.31Current price $592.31| /4.61 / 5.0
31 Reviews
12" Square Ductile Iron HD Grate with Oadap. Includes 1 grate (square hinged cast iron, without adapter). Black. Dimension(s): 13-7/16" L x 13-7/...
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NDS 2413 - 24" Catch Basin Grate, Cast Iron
Original price $828.70 - Original price $828.70Original price$828.70$828.70 - $828.70Current price $828.70| /4.61 / 5.0
31 Reviews
24" Square Grate Cast Iron NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cra...
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NDS 1213 - 12" Square Cast Iron Grate for 12" Catch Basins & Adapters
Original price $191.23Original price $191.23 - Original price $191.23Original price $191.23Current price $152.45$152.45 - $152.45Current price $152.45| /4.61 / 5.0
31 Reviews
12" Square Grate Cast Iron NDS grates are a proven alternative to traditional concrete drains with UV inhibitors are used to prevent fading and cra...
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