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DRAINAGE
NDS#270 AI.eps
2
3
⁄8"
2
3
⁄8"
1
1
⁄4"
1
3
⁄8"
1
⁄4" Grate
Openings
NDS#70 AI.eps
3
11
⁄16"
1
23
⁄32"
2
7
⁄8"
2
1
⁄4"
NDS#75 AI.eps
4
7
⁄16"
1
7
⁄8"
4
3
⁄16"
2
3
⁄4"
NDS#80 AI.eps
5
3
⁄4"
2
13
⁄16"
5
3
⁄4"
3
7
⁄8"
1
⁄4" Grate
Openings
1
⁄4" Grate
Openings
1
⁄4" Grate
Openings
GRATES: STANDARD, DECORATIVE & METAL
Atrium Grates
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
lbs.
Product
Class Specifications
270 2" Atrium Grate Gray 20 0.10 10ND
Flat-Top PVC Atrium Grate
with UV inhibitor. Open
surface area 4.00 square
inches. 12.24 GPM.
Fits 2" Schedule 40 Fittings.
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
lbs.
Product
Class Specifications
70 3" Atrium Grate Green 20 0.16 10ND
Flat-Top Structural Foam
Polyolefin Atrium Grate
with UV inhibitor. Open
surface area 9.40 square
inches. 28.76 GPM.
72 3" Atrium Grate Gray 20 0.16 10ND
74 3" Atrium Grate
Black 20 0.16 10ND
74S 3" Atrium Grate
Sand 20 0.16 10ND
Fits 3" Sewer and Drain Pipe & Fittings, 3" Corrugated Pipe, and 3" Triple Wall Pipe.
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
lbs.
Product
Class Specifications
75 4" Atrium Grate Green 20 0.21 10ND
Flat-Top Structural Foam
Polyolefin Atrium Grate
with UV inhibitor. Open
surface area 17.00 square
inches. 52.01 GPM.
76 4" Atrium Grate Gray 20 0.21 10ND
78 4" Atrium Grate
Black 20 0.21 10ND
78S 4" Atrium Grate
Sand 20 0.21 10ND
Fits 4" Sewer and Drain Pipe & Fittings, 4" Corrugated Pipe, and 4" Triple Wall Pipe.
Part No. Description Color
Pkg.
Qty.
Wt. Ea.
lbs.
Product
Class Specifications
80 6" Atrium Grate Green 10 0.62 10ND
Flat-Top Structural Foam
Polyolefin Atrium Grate
with UV inhibitor. Open
surface area 28.40 square
inches. 86.88 GPM.
81 6" Atrium Grate Gray 10 0.62 10ND
90 6" Atrium Grate
Black 10 0.62 10ND
90S 6" Atrium Grate
Sand 10 0.62 10ND
Fits Spee-D
®
Basin, 6" Sewer and Drain Pipe & Fittings, 6" Corrugated Pipe.
47
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