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Collection: 9” - 12” Grates

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232 products

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D & L Foundry (3 products)
EJCO (East Jordan) (3 products)
Fibergrate (33 products)
General Foundry (1 products)
Iron Age Designs (36 products)
NDS (136 products)
NEENAH (1 products)
Hubbell - POLYCAST (9 products)
ULMA (17 products)
USF (2 products)
TDS (Trench Drain Systems) (52 products)
Zurn (7 products)

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Residential (191 products)
Decorative (129 products)
Sports Complex - Recreational (147 products)
Chemical Processing (37 products)
General Purpose Drainage - Interior (179 products)
General Purpose Drainage - External (182 products)
Transportation (35 products)

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900 Series (45 products)
1200 Series (102 products)
1800 Series (4 products)
2400 Series (4 products)
FE0800 (1 products)
Fibergrate Kit (30 products)
Flo-Well (1 products)
Foundry (11 products)
FP0800 (7 products)
MultiV+200D (9 products)
MV+200K (9 products)
MV+200KX (9 products)
Point Drain (8 products)
POLYCAST 500 (4 products)
POLYCAST 600 (7 products)
POLYCAST 700 (7 products)
POLYCAST 900 (3 products)
Pro Series 12 (2 products)
Z882 (4 products)
Z886 (3 products)

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Class A (36 products)
Class B (87 products)
Class C (29 products)
Class D (10 products)
Class E (19 products)
Class F (3 products)
H-20 (6 products)

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Form Your Own OR Site Built (41 products)
Fiberglass - Polyester (8 products)
Plastic - (PP, HDPE, PE) (147 products)
Polymer Concrete - Polyester (26 products)
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Catch Basin Grate (49 products)
Frame & Grate - Grate (6 products)
Part (25 products)
Channel Part (3 products)
Catch Basin Part (21 products)
Kit (127 products)
Channel Kit (20 products)
Catch Basin Kit (87 products)
Frame & Grate - Kit (20 products)

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Ductile/Cast Iron - Baked on Oil Finish (23 products)
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Fiberglass (3 products)
Fiberglass - 0.75" Sq Micro-Mesh (7 products)
Fiberglass - 1.50" Sq Mesh (10 products)
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Fiberglass - 1.00" x 2.00" HLC (6 products)
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9.0" x 9.0" for NDS 900 Series (47 products)
9.00" (23 products)
10.00" (5 products)
10.25" (2 products)
10.33" (3 products)
10.66" for TDS FP/FF/FE 0800 (8 products)
10.75" (3 products)
11.25" (7 products)
12.0" x 12.0" for NDS 1200 Series (107 products)
12" x 24" for Hubbell Polycast (1 products)
12.00" (22 products)
12.25" (1 products)
12.33" (3 products)
12.50" (4 products)
18.0" x 18.0" for NDS 1800 Series (4 products)
24.0" x 24.0" for NDS 2400 Series (4 products)

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0.75" (19 products)
1.00" (1 products)
1.125" (137 products)
1.44" (7 products)
1.50" (55 products)
2.00" (4 products)

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ATRIUM (12 products)
BAR (4 products)
BOTANICAL (16 products)
BULLSEYE (6 products)
HLC (2 products)
I-BAR (6 products)
INTERLAKEN (12 products)
LOCUST (6 products)
MESH (12 products)
MICRO-MESH (9 products)
OBLIO (6 products)
PERFORATED (1 products)
SLOTTED (79 products)
SUN (6 products)
T-BAR (6 products)
TRANSVERSE SLOTTED (5 products)
WAVE (18 products)

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GEOMETRIC (24 products)
INDUSTRIAL (29 products)
NATURAL (1 products)
NATURE (45 products)
PERFORATED (1 products)
SLOTTED (106 products)

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Edging - None (155 products)
Edging - Galvanized (10 products)
Edging - Stainless (10 products)
Edging - Ductile Iron (20 products)
Frame - None (155 products)
Frame - Galvanized (14 products)
Frame - Stainless (14 products)
Frame - HDPE (1 products)
Frame - Ductile Iron (8 products)
Frame - Fibergrate - EZ (30 products)
Frame - Fibergrate - WYE (30 products)

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232 products

NDS 12" Catch Basin Kit with NDS Botanical Grate | Baked on Oil Finish

NDS 12" Catch Basin Kit with NDS Botanical Grate | Baked on Oil Finish

Regular price From $410.04 USD

Regular price Sale price From $410.04 USD
Unit price per
NDS 1280 Atrium HDPE 12" X 12" Grate - GREEN

NDS 1280 Atrium HDPE 12" X 12" Grate - GREEN

Regular price $87.23 USD

Regular price Sale price $87.23 USD
Unit price per
NDS 1290 Atrium HDPE 12" X 12" Grate - BLACK

NDS 1290 Atrium HDPE 12" X 12" Grate - BLACK

Regular price $87.23 USD

Regular price Sale price $87.23 USD
Unit price per
NDS 1213 Class C Slotted Cast Iron 12" x 12" Grate

NDS 1213 Class C Slotted Cast Iron 12" x 12" Grate

Regular price $218.04 USD

Regular price Sale price $218.04 USD
Unit price per
Trench•Era™ FP Series Drain System w/DG0846 10" Wide Class F Grate - MD Galvanized Frame

Trench•Era™ FP Series Drain System w/DG0846 10" Wide Class F Grate - MD Galvanized Frame

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Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Stainless Frame

Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Stainless Frame

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Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Galvanized Frame

Trench•Era™ FP Series Drain System w/DG0875 10" Wide Class E ADA Grate - HD Galvanized Frame

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Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Stainless Frame

Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Stainless Frame

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Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Galvanized Frame

Trench•Era™ FP Series Drain System w/DG0841 10" Wide Class C Grate - HD Galvanized Frame

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Trench•Era™ FP Series Drain System w/DG0842 10" Wide Class E Grate - HD Stainless Frame

Trench•Era™ FP Series Drain System w/DG0842 10" Wide Class E Grate - HD Stainless Frame

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Trench•Era™ FP Series Drain System w/DG0846 10" Wide Class F Grate - HD Stainless Frame

Trench•Era™ FP Series Drain System w/DG0846 10" Wide Class F Grate - HD Stainless Frame

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NDS® 9" Catch Basin Kit w/FG-MESH Fiberglass Mesh Grate

NDS® 9" Catch Basin Kit w/FG-MESH Fiberglass Mesh Grate

Regular price From $87.92 USD

Regular price Sale price From $87.92 USD
Unit price per
NDS® 9" Low Profile Catch Basin Kit w/FG-MICRO Fiberglass Micro Mesh Grate

NDS® 9" Low Profile Catch Basin Kit w/FG-MICRO Fiberglass Micro Mesh Grate

Regular price From $105.61 USD

Regular price Sale price From $105.61 USD
Unit price per
NDS® 9" Catch Basin Kit w/FG-MICRO Fiberglass Micro Mesh Grate

NDS® 9" Catch Basin Kit w/FG-MICRO Fiberglass Micro Mesh Grate

Regular price From $111.50 USD

Regular price Sale price From $111.50 USD
Unit price per
Trench•Era™ FP Series Drain System w/DG0846 10" Wide Class F Grate - HD Galvanized Frame

Trench•Era™ FP Series Drain System w/DG0846 10" Wide Class F Grate - HD Galvanized Frame

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NDS® 9" Low Profile Catch Basin Kit with Fiberglass MESH Grate

NDS® 9" Low Profile Catch Basin Kit with Fiberglass MESH Grate

Regular price From $82.03 USD

Regular price Sale price From $82.03 USD
Unit price per
NDS 999 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - GRAY

NDS 999 Class A ADA Compliant Slotted HDPE 9" x 9" Grate - GRAY

Regular price $49.51 USD

Regular price Sale price $49.51 USD
Unit price per
NDS 9" Catch Basin Kit with NDS Slotted Grate | Green

NDS 9" Catch Basin Kit with NDS Slotted Grate | Green

Regular price From $103.50 USD

Regular price Sale price From $103.50 USD
Unit price per
NDS 991 Atrium HDPE 9" X 9" Grate - GREEN

NDS 991 Atrium HDPE 9" X 9" Grate - GREEN

Regular price $60.63 USD

Regular price Sale price $60.63 USD
Unit price per
NDS 9" Catch Basin Kit with NDS Atrium Grate | Green

NDS 9" Catch Basin Kit with NDS Atrium Grate | Green

Regular price From $119.56 USD

Regular price Sale price From $119.56 USD
Unit price per

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Resources

Shipping / Returns

Determining Your Grate Size

Load Class Chart

Drainage News

How Do You Clean Out a Trench Drain Without Damaging It?
May 27, 2026
What is Load Class and Why Is It Important?
Feb 23, 2024
Keeping Livestock Safe – Grate Ideas
Feb 02, 2024
TDS Bronze Age™ Collection
Oct 31, 2023

On Sale

ULMA HYDROPLUS Mini w/ BARS Ductile Iron Grate Class C
~~$237.16~~ $183.00
ULMA HYDROPLUS Mini w/ FERN Ductile Iron Grate Class C
~~$237.16~~ $183.00
ULMA HYDROPLUS Mini w/ CATHEDRAL Ductile Iron Grate Class C
~~$237.16~~ $183.00

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