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Collection: Class B

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Iron Age (33 products)
NDS (24 products)
Polycast (7 products)
Polylok (1 product)
TDS (38 products)
ULMA (45 products)
ZURN (2 products)

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Drainage Application

Chemical Processing (6 products)
Decorative (59 products)
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General Purpose Drainage - Exterior (52 products)
General Purpose Drainage - Interior (55 products)
Residential (82 products)
Sport Complex - Recreational (34 products)
Transportation (3 products)

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Drainage System

3000 Series (1 product)
Bronze Age (22 products)
D100 (6 products)
Dura Slope (1 product)
FE0600 (1 product)
FF Series (1 product)
FP1200 (1 product)
HYDROPLUS (37 products)
HYDROPLUS Mini (11 products)
M100K (6 products)
M100KX (6 products)
M100V (6 products)
MAX Mini (13 products)
MEA EN2000 (3 products)
Mini Channel (25 products)
Point Drain (1 product)
Polycast 500 (2 products)
Polycast 600 (6 products)
Polylok (1 product)
Pro Series 12 (2 products)
SS0600 (4 products)
U100K (8 products)
U100KX (7 products)
Z882 (1 product)
Z886 (1 product)

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A (18 products)
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EPS Foam (1 product)
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Form Your Own OR Site Built (1 product)
Plastic (PP, HDPE, PE) (39 products)
Plastic (PP, HDPE, PE) - Gray (25 products)
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Polymer Concrete - Polyester (15 products)
Polymer Concrete - Vinyl-Ester (2 products)
Stainless 304 (4 products)

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Catch Basin Grate (1 product)
Channel Grate (42 products)
Channel Kit (48 products)
Grate (43 products)
Kit (48 products)

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Grate Material / Color / Finish

Aluminum (3 products)
Bronze - Brushed (3 products)
Bronze - Natural (3 products)
Ductile/Cast Iron - Baked on Oil Finish (17 products)
Ductile/Cast Iron - Raw (18 products)
Fiberglass - 1.5" Mesh (1 product)
Fiberglass - Bar (7 products)
Fiberglass - Perforated (1 product)
Galvanized Steel (9 products)
Plastic/HDPE - Black (4 products)
Plastic/HDPE - Gray (1 product)
Stainless Steel 304 (7 products)
Stainless Steel 316L (17 products)

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2.75" (25 products)
4.81" (45 products)
4.88" (1 product)
5.25" (10 products)
5.38" (1 product)
6.00" (1 product)
8.00" (1 product)
8.75" (3 products)
11.25" (1 product)
11.88" (2 products)
4.52" Dia. (1 product)

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Grate Thickness

0.38" (25 products)
0.75" (61 products)
1.00" (2 products)
1.44" (1 product)
1.50" (1 product)
3" & 4" Sch 40 PVC (1 product)

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Grate Pattern

ACANTHUS (3 products)
ANISE (1 product)
BAR (7 products)
BARS (3 products)
CARBOCHON (2 products)
CATHEDRAL (3 products)
FLOWER GRID (1 product)
FOAM (2 products)
INTERLAKEN (4 products)
JANIS (2 products)
LUNARIA (3 products)
MESH (16 products)
MINNIONE (2 products)
MISSION BAY (1 product)
OBLIO (4 products)
PARADISE (2 products)
PERFORATED (6 products)
QUE (2 products)
RAIN (1 product)
REGULAR JOE (6 products)
RIVER ROCK (2 products)
SLOTTED (5 products)
SQ DECO (2 products)
STAR (3 products)
TRANSVERSE SLOTTED (1 product)
WEDGE WIRE (7 products)

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Grate Pattern Style

ABSTRACT (4 products)
GEOMETRIC (13 products)
INDUSTRIAL (23 products)
NATURE (10 products)
PATRIOTIC (5 products)
PERFORATED (12 products)
SLOTTED (23 products)
TRADITIONAL (6 products)

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Galvanized (12 products)
No Edging (79 products)
No Frame (79 products)
Stainless (22 products)

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Iron Age (33 products)
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TDS (38 products)
ULMA (45 products)
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Drainage Application

Chemical Processing (6 products)
Decorative (59 products)
Food Processing (4 products)
General Purpose Drainage - Exterior (52 products)
General Purpose Drainage - Interior (55 products)
Residential (82 products)
Sport Complex - Recreational (34 products)
Transportation (3 products)

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Drainage System

3000 Series (1 products)
Bronze Age (22 products)
D100 (6 products)
Dura Slope (1 products)
FE0600 (1 products)
FF Series (1 products)
FP1200 (1 products)
HYDROPLUS (37 products)
HYDROPLUS Mini (11 products)
M100K (6 products)
M100KX (6 products)
M100V (6 products)
MAX Mini (13 products)
MEA EN2000 (3 products)
Mini Channel (25 products)
Point Drain (1 products)
Polycast 500 (2 products)
Polycast 600 (6 products)
Polylok (1 products)
Pro Series 12 (2 products)
SS0600 (4 products)
U100K (8 products)
U100KX (7 products)
Z882 (1 products)
Z886 (1 products)

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Plastic (PP, HDPE, PE) (39 products)
Plastic (PP, HDPE, PE) - Gray (25 products)
Plastic (PP, HDPE, PE) - Sand (24 products)
Polymer Concrete - Polyester (15 products)
Polymer Concrete - Vinyl-Ester (2 products)
Stainless 304 (4 products)

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Catch Basin Grate (1 products)
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Channel Kit (48 products)
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Aluminum (3 products)
Bronze - Brushed (3 products)
Bronze - Natural (3 products)
Ductile/Cast Iron - Baked on Oil Finish (17 products)
Ductile/Cast Iron - Raw (18 products)
Fiberglass - 1.5" Mesh (1 products)
Fiberglass - Bar (7 products)
Fiberglass - Perforated (1 products)
Galvanized Steel (9 products)
Plastic/HDPE - Black (4 products)
Plastic/HDPE - Gray (1 products)
Stainless Steel 304 (7 products)
Stainless Steel 316L (17 products)

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Grate Width

2.75" (25 products)
4.81" (45 products)
4.88" (1 products)
5.25" (10 products)
5.38" (1 products)
6.00" (1 products)
8.00" (1 products)
8.75" (3 products)
11.25" (1 products)
11.88" (2 products)
4.52" Dia. (1 products)

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Grate Thickness

0.38" (25 products)
0.75" (61 products)
1.00" (2 products)
1.44" (1 products)
1.50" (1 products)
3" & 4" Sch 40 PVC (1 products)

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Grate Pattern

ACANTHUS (3 products)
ANISE (1 products)
BAR (7 products)
BARS (3 products)
CARBOCHON (2 products)
CATHEDRAL (3 products)
FLOWER GRID (1 products)
FOAM (2 products)
INTERLAKEN (4 products)
JANIS (2 products)
LUNARIA (3 products)
MESH (16 products)
MINNIONE (2 products)
MISSION BAY (1 products)
OBLIO (4 products)
PARADISE (2 products)
PERFORATED (6 products)
QUE (2 products)
RAIN (1 products)
REGULAR JOE (6 products)
RIVER ROCK (2 products)
SLOTTED (5 products)
SQ DECO (2 products)
STAR (3 products)
TRANSVERSE SLOTTED (1 products)
WEDGE WIRE (7 products)

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Grate Pattern Style

ABSTRACT (4 products)
GEOMETRIC (13 products)
INDUSTRIAL (23 products)
NATURE (10 products)
PATRIOTIC (5 products)
PERFORATED (12 products)
SLOTTED (23 products)
TRADITIONAL (6 products)

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Galvanized (12 products)
No Edging (79 products)
No Frame (79 products)
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93 products

POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

POLYLOK PL-90860 Class B Mesh Polypropylene 5" x 48" Grate

Regular price From $97.89 USD

Regular price Sale price From $97.89 USD
Unit price per
Perforated 316 Stainless Steel Grate 3″x36″ Load Class B

Perforated 316 Stainless Steel Grate 3″x36″ Load Class B

Regular price $249.00 USD

Regular price Sale price $249.00 USD
Unit price per
Bronze Age TDS-SLOT-0336-L Slotted 316L Stainless Steel 3″x36″ Grate Load Class B

Bronze Age TDS-SLOT-0336-L Slotted 316L Stainless Steel 3″x36″ Grate Load Class B

Regular price $249.00 USD

Regular price Sale price $249.00 USD
Unit price per
Bronze Age™ TDS-SLOT-0312-L Slotted 316L Stainless Steel 3″x12″ Grate

Bronze Age™ TDS-SLOT-0312-L Slotted 316L Stainless Steel 3″x12″ Grate

Regular price $83.00 USD

Regular price Sale price $83.00 USD
Unit price per
ULMA HYDROPLUS with Ductile Iron Slotted Grate (461D) Class E

ULMA HYDROPLUS with Ductile Iron Slotted Grate (461D) Class E

Regular price From $210.46 USD

Regular price Sale price From $210.46 USD
Unit price per
Bronze Age™ BA-BARS-0312-A Bars Aluminum 3" x 12" Grate

Bronze Age™ BA-BARS-0312-A Bars Aluminum 3" x 12" Grate

Regular price $91.00 USD

Regular price Sale price $91.00 USD
Unit price per
NDS DS-221 Class B Slotted Galvanized 6" x 24" Grate

NDS DS-221 Class B Slotted Galvanized 6" x 24" Grate

Regular price $86.49 USD

Regular price Sale price $86.49 USD
Unit price per
TDS DG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

TDS DG3045 Class B Fiberglass 1.5" Sq. Mesh 8" x 48" Grate

Regular price $296.41 USD

Regular price Sale price $296.41 USD
Unit price per
Perforated 304 Stainless Steel Grate 3″x36″ Load Class B

Perforated 304 Stainless Steel Grate 3″x36″ Load Class B

Regular price $153.00 USD

Regular price Sale price $153.00 USD
Unit price per
Bronze Age TDS-CATH-0336-L Cathedral 316L Stainless Steel 3″x36″ Grate Load Class B

Bronze Age TDS-CATH-0336-L Cathedral 316L Stainless Steel 3″x36″ Grate Load Class B

Regular price $249.00 USD

Regular price Sale price $249.00 USD
Unit price per
SS600 Stainless Steel Drain Kit w/ DG0657 Perforated Stainless Steel Grate | Class B

SS600 Stainless Steel Drain Kit w/ DG0657 Perforated Stainless Steel Grate | Class B

Regular price From $1,061.21 USD

Regular price Sale price From $1,061.21 USD
Unit price per
POLYCAST® 600 Series Kit w/DG0644 Fiberglass Grate & Stainless Edge- Load Class B

POLYCAST® 600 Series Kit w/DG0644 Fiberglass Grate & Stainless Edge- Load Class B

Regular price From $434.34 USD

Regular price Sale price From $434.34 USD
Unit price per
ULMA U100K Drainage Kit with TDS Vinyl Ester Bar Grate 0.9″ on center - Class B

ULMA U100K Drainage Kit with TDS Vinyl Ester Bar Grate 0.9″ on center - Class B

Regular price From $637.05 USD

Regular price Sale price From $637.05 USD
Unit price per
Zurn P12-HPD Class B ADA Compliant Longitudinal Heel-Proof Ductile Iron 12" x 24" Grate

Zurn P12-HPD Class B ADA Compliant Longitudinal Heel-Proof Ductile Iron 12" x 24" Grate

Regular price $403.20 USD

Regular price Sale price $403.20 USD
Unit price per
ULMA HYDROPLUS w/ Iron Age IA-BAY-0520-HP-BF Mission Bay HP BoOF Cast Iron Grate Class B

ULMA HYDROPLUS w/ Iron Age IA-BAY-0520-HP-BF Mission Bay HP BoOF Cast Iron Grate Class B

Regular price From $563.02 USD

Regular price Sale price From $563.02 USD
Unit price per
ULMA HYDROPLUS with Stainless Steel Wedge Wire (436) Grate Class B

ULMA HYDROPLUS with Stainless Steel Wedge Wire (436) Grate Class B

Regular price From $583.89 USD

Regular price Sale price From $583.89 USD
Unit price per

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Resources

Shipping / Returns

Determining Your Grate Size

Load Class Chart

Drainage News

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

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