g
N ote: When specifying/ordering grates, refer to “Choosing the Proper Inlet Grate” on pages 117-118. For a complete listing of FREE OPEN AREAS and WEIR PERIMETERS of all NEENAH grates, refer to pages 306-311.
R-3409 Gutter Inlet Frame, Grate Heavy Duty
COMBINATION INLETS
WEIR
3 2
SQ. PERIMETER CATALOG GRATE FT. LINEAL NUMBER TYPE OPEN FEET R-3409 C 1.5 7.6
R-3413 to R-3416 Series Long Gutter Inlet Frame, Grate Heavy Duty WEIR
SQ. PERIMETER CATALOG GRATE FT. LINEAL NUMBER TYPE OPEN FEET R-3413 C 1.5 9.0 R-3415 A 4.1 13.5 R-3416 A 1.4 9.8
Catalog No. R-3413 R-3415 * R-3416
* Grate in two sections.
A 17 3/4 x 35 3/4 23 x 58 23 1/2 x 35 1/2
B 2 1 2
Dimensions in inches
C 16 x 34 21 x 56 22 x 33
E 28 x 46 35 x 70 34 x 46
F 7 8 1/2 6 1/4
G 1 3/4 x 6 1/4 1 x 8 2 x 9 3/4
H 1 1/8 1 1 1/4
R-3420 Track and Bridge Drain Frame, Grate Heavy Duty
WEIR
SQ. PERIMETER CATALOG GRATE FT. LINEAL NUMBER TYPE OPEN FEET R-3420 A 1.2 10.0
R-3423 Track and Bridge Drain Frame, Grate Heavy Duty
WEIR
SQ. PERIMETER CATALOG GRATE FT. LINEAL NUMBER TYPE OPEN FEET R-3423 B 1.6 9.9
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