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Happy Holidays! We will be closed starting Wednesday, Dec 24th and will reopen for regular business hours on Monday, December 29th.
Happy Holidays! We will be closed starting Wednesday, Dec 24th and will reopen for regular business hours on Monday, December 29th.

NDS Square Catch Basins

9 in., 12 in., 18 in., 24 in. Square Catch Basins

The square catch basin works with a drain grate to capture stormwater runoff and standing water from lawns, landscaped areas, under downspouts, patios, and walkways and direct it to drain pipe to prevent property damage. 

Key Features

  • Keyed side opening locks outlet adapter in place for a soil-tight fit
  • Robust supporting ribs built underneath the grate seat for durability
  • Built-in sump area collects particles before they can enter the pipeline; makes it easier to clean
  • Available in 9, 12, 18, and 24 in. sizes
  • Grate options are available in a variety of colors, materials, and styles
  • The square catch basin is available in a kit which includes a basin, grate, outlet adapters, and plug
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$10.50
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$10.50
$8.40
$8.40 - $8.40
$8.40

NDS 1266 - 6" Universal Locking Outlet for 9" to 24" Catch Basins

Make installation of catch basin to 6 in. drain pipe fast, easy, and worry-free. The Locking Outlet Adapter features locking flex tabs; connects 9 ...

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$10.50
$10.50 - $10.50
$10.50
$8.40
$8.40 - $8.40
$8.40
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$895.34
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$895.34
$255.00
$255.00 - $255.00
$255.00

NDS 1882BLKIT - 18" Catch Basin Kit with Black Plastic Grate

Stormwater that can’t properly drain not only creates a big, mucky mess—it can also lead to soil erosion, slippery and unsafe surfaces, and irrever...

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$895.34
$895.34 - $895.34
$895.34
$255.00
$255.00 - $255.00
$255.00
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$7.81
$7.81 - $7.81
$7.81
$6.25
$6.25 - $6.25
$6.25

NDS 1243 - 3" & 4" Universal Outlet for 9" to 24" Catch Basins

Make the installation of your catch basin or low-profile adapter to your drainage system quick, easy, and worry-free. The Locking Outlet Adapter fe...

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$7.81
$7.81 - $7.81
$7.81
$6.25
$6.25 - $6.25
$6.25
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$6.25
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$6.25
$5.00
$5.00 - $5.00
$5.00

NDS 1206 - 6" Universal Catch Basin Plug for 9" to 24" Catch Basins

Gravity plays a big part in carrying stormwater from your catch basin drain to your drainage system, and the outlet plug can help. Use the 6 i...

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$6.25
$6.25 - $6.25
$6.25
$5.00
$5.00 - $5.00
$5.00
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$8.56
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$8.56
$6.85
$6.85 - $6.85
$6.85

NDS 1241 - 3" & 4" Universal Outlet Adapter w/ 4" Spigot

Make the transition from Pop-Up Drainage Emitter with Elbow to 3 in. & 4 in. single-wall corrugated pipes and 4 in. Sch. 40 pipe with this Adap...

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$8.56
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$8.56
$6.85
$6.85 - $6.85
$6.85
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$9.06
$9.06 - $9.06
$9.06
$7.25
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$7.25

NDS 1245 - 3" & 4" Offset Universal Outlet for 9" to 24" Catch Basins

Set the right inlet and outlet heights to optimize your drainage system. The Offset Outlet Adapter features an asymmetrical design to adjust the he...

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$9.06
$9.06 - $9.06
$9.06
$7.25
$7.25 - $7.25
$7.25
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$152.63
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$152.63
$122.10
$122.10 - $122.10
$122.10

NDS 1891 - 18" Square Atrium Grate, Green

Out of sight, out of mind? Not when it comes to maintaining your drainage system. Keep your underground drain pipes running smoothly with the 18 in...

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$152.63
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$152.63
$122.10
$122.10 - $122.10
$122.10
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$21.81
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$21.81
$17.45
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$17.45

NDS 1888 - 8" Universal Locking Outlet for 18" & 24" Catch Basins

Make installation of catch basin to 8 in. drain pipe quick, easy, and worry-free. The Outlet Adapter connects 18 in. and 24 in. catch basin drains ...

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$21.81
$21.81 - $21.81
$21.81
$17.45
$17.45 - $17.45
$17.45
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Save 72% Save %
$895.34
$895.34 - $895.34
$895.34
$255.00
$255.00 - $255.00
$255.00

NDS 1882GRKIT - 18" Catch Basin Kit with Green Plastic Grate

Stormwater that can’t properly drain not only creates a big, mucky mess—it can also lead to soil erosion, slippery and unsafe surfaces, and irrever...

View full details
$895.34
$895.34 - $895.34
$895.34
$255.00
$255.00 - $255.00
$255.00
Save 72% Save %
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$152.63
$152.63 - $152.63
$152.63
$122.10
$122.10 - $122.10
$122.10

NDS 1881 - 18" Square Atrium Grate, Black

Out of sight, out of mind? Not when it comes to maintaining your drainage system. Keep your underground drain pipes running smoothly with the 18 in...

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$152.63
$152.63 - $152.63
$152.63
$122.10
$122.10 - $122.10
$122.10
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$145.88
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$145.88
$116.70
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$116.70

NDS 1816 - 18" Catch Basin Riser

Need to capture surface water with a catch basin or low-profile adapter that sits deep in the ground? We got you. The 8 in. Riser adds up to 8 in. ...

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$145.88
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$145.88
$116.70
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$116.70
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$181.06
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$181.06
$144.85
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$144.85

NDS 1811 - 18" Square Grate, Black

Protect your drainage system with a durable drain grate that blocks out leaves and debris before they can enter and obstruct the pipeline as it dra...

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$181.06
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$181.06
$144.85
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$144.85
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$127.69
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$127.69
$102.15
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$102.15

NDS 1830 - 18" Catch Basin Low Profile Adapter

Preventing drainage problems before it causes damage to your property is easier than you think. Ideal for spaces where a traditional catch basin wo...

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$127.69
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$127.69
$102.15
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$102.15
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$593.69
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$593.69
$474.95
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$474.95

NDS 1815 - 18" Square Catch Basin Grate, Galvanized Steel

The heavy-duty powerhouse of grates, the 18 in. Square Catch Basin Drain Grate in galvanized steel is a tough, resilient drain protector that block...

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$593.69
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$593.69
$474.95
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$474.95
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$186.69
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$186.69
$149.35
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$149.35

NDS 1812 - 18" Catch Basin Grate, Green

Protect your drainage system with a durable drain grate that blocks out leaves and debris before they can enter and obstruct the pipeline as it dra...

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$186.69
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$186.69
$149.35
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$149.35
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$211.81
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$211.81
$169.45
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$169.45

NDS 1812S - 18" Catch Basin Grate, Sand

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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$211.81
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$211.81
$169.45
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$169.45
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$273.00
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$273.00
$218.40
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$218.40

NDS 1882 - 18" Square Basin, 2 Openings

When stormwater floods playgrounds, playing fields, parking lots, and shopping plazas, it indicates the excess water can’t properly drain. Without ...

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$273.00
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$273.00
$218.40
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$218.40
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$231.31
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$231.31
$185.05
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$185.05

NDS 1800 - 18" Expandable Catch Basin 2 Openings

Having trouble with stormwater flooding playgrounds, playing fields, parking lots, and plazas? Here’s how to drain excess water away before it lead...

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$231.31
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$231.31
$185.05
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$185.05
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$399.56
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$399.56
$319.65
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$319.65

NDS 1813 - 18" Catch Basin Grate, Cast Iron, Black

The tough, weather-resistant 18 in. Square Catch Basin Drain Grate is made of sturdy cast iron and built to stand up to the elements. It stands gua...

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$399.56
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$399.56
$319.65
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$319.65
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$201.19
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$201.19
$160.95
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$160.95

NDS 1810 - 18" Catch Basin Grate, Gray

Protect your drainage system with a durable drain grate that blocks out leaves and debris before they can enter and obstruct the pipeline as it dra...

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$201.19
$201.19 - $201.19
$201.19
$160.95
$160.95 - $160.95
$160.95
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$275.88
$275.88 - $275.88
$275.88
$220.70
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$220.70

NDS 1804 - 18" Expandable Catch Basin 4 Openings

Does stormwater leave pools of water on playgrounds, playing fields, parking lots, and plazas? Take care of the flooding before it results in slipp...

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$275.88
$275.88 - $275.88
$275.88
$220.70
$220.70 - $220.70
$220.70
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