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DRAINAGE
1" Grate Openings
NDS#D8 AI.eps
8"
1
⁄2"
2
5
⁄8"
1
⁄2"
1" Grate Openings
12
1
⁄2"
NDS#D8 AI.eps
9
1
⁄2"
9
13
⁄16"
2
3
⁄8"
12
1
⁄2"
13
⁄16" Grate Openings
NDS_D12H-WO
12
5
⁄8"
13
7
⁄16"
12
5
⁄8"
3
9
⁄16"
1
1
⁄2"
1" Grate Openings
11.75"
1.84"
13.25"
NDS#D6 AI.eps
2
7
⁄8"
1
⁄4"
5
13
⁄16"
5/8" Grate Openings
8
1
⁄16"
10
1
⁄8"
GRATES: STANDARD, DECORATIVE & METAL
Duracast™ In-Line Grates
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
(lbs.)
Product
Class Specifications
D6 6" Round Grate Black* 1 7.30 10ND
6" Round Heavy-Duty
Ductile Grate with Black
Paint. Open surface area
7.05 square inches. 21.57
GPM. H-20 load rating.
Fits 6" Corrugated and Sewer and Drain Pipe.
D6 is not a custom grate and qualifies for normal NDS freight terms.
Fits SPEE-D
®
Basin.
*Painted for shipping & display only; grate will form iron-oxide patina
(see page 79).
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
(lbs.)
Product
Class Specifications
D8 8" Round Grate Black* 1 14.59 10ND
8" Round Heavy-Duty
Ductile Iron Grate with
Black Paint. Open surface
area 13.98 square inches.
42.77 GPM. Bolt holes
for added security. H-20
load rating.
Fits 8" Corrugated and Sewer and Drain Pipe.
D8 is not a custom grate and qualifies for normal NDS freight terms.
*Painted for shipping & display only; grate will form iron-oxide patina
(see page 79).
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
(lbs.)
Product
Class Specifications
D10 10" Round Grate Black* 1 20.60 10ND
10" Round Heavy-Duty
Ductile Iron Grate with
Black Paint. Open surface
area 26.82 square inches.
82.05 GPM. Bolt holes
for added security. H-20
load rating.
Fits 10" Corrugated and Sewer and Drain Pipe.
D10 is not a custom grate and qualifies for normal NDS freight terms.
*Painted for shipping & display only; grate will form iron-oxide patina
(see page 79).
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
(lbs.)
Product
Class Specifications
D12H-WO 12" Square Hinged Cast Iron Grate
without Adapter
Black* 1 48.00 10ND
H-20 load rating. Open
surface area 48.30 square
inches. 147.76 GPM.
H-20 load rating. Open
surface area 55.16 square
inches. 169.74 GPM.
D12 12" Round Grate Black* 1 16.00 10ND
Fits 12" Corrugated and Sewer and Drain Pipe.
*Painted for shipping & display only; grate will form iron-oxide patina
(see page 79).
50
Product Catalog 2021