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-3273-A Combination Inlet Frame, Grate, Curb Box
3
COMBINATION INLETS
Heavy Duty
Standard Grate (shown): Type C Also available with grate Type S.
WEIR
SQ. PERIMETER CATALOG GRATE FT. LINEAL NUMBER TYPE OPEN FEET R-3273-A C 1.2 4.7 R-3273-A S 1.0 4.7
R-3274 Combination Inlet Frame, Grate, Curb Box Heavy Duty
WEIR
SQ. PERIMETER CATALOG GRATE FT. LINEAL Standard Grate (shown): Type C NUMBER TYPE OPEN FEET Also available with grate Type S, R-3274 C 1.2 4.9 R-3159-A S 1.3 4.9
order R-3159-A.
Available with 3” radius semi-roll curb box.
R-3274-A Combination Inlet Frame, Grate, Curb Box Heavy Duty
WEIR
SQ. PERIMETER
Standard Grate (shown): Type C CATALOG GRATE FT. LINEAL NUMBER TYPE OPEN FEET Also available with grate Type S. R-3274-A C 1.4 4.9 R-3274-A S 1.3 4.9 R-3274-B C 1.4 4.9 R-3274-B S 1.3 4.9
Available with mountable curb box, order R-3274-B.
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