Drainage Grates: Floor Drains

Neenah Foundry offers a variety of cast iron floor drains. Select from the list below to find the floor drains that fit your needs.

R-4937-A+

R-4937-A

Floor Drain, Grate

Light Duty

R-4937-A Floor Drain, Grate

  • Outlet for 3" inside pipe caulk
Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4937-A B 0.2 2.7

R-4937-B+

R-4937-B

Floor Drain, Grate

Light Duty

R-4937-B Floor Drain, Grate

  • Outlet for 4" inside pipe caulk
Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4937-B G 0.1 2.2

R-4937-C Series+

R-4937-C Series

Floor Drain Frame, Hinged Strainer

Light Duty

R-4937-C Series Floor Drain Frame, Hinged Strainer

Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet Size
R-4937-C1 H 0.2 4.0 To fot 4" soil pipe
R-4937-C2 H 0.2 4.0 To fot 5" soil pipe
R-4937-C3 H 0.2 4.0 To fot 6" soil pipe

R-4938+

R-4938

Transit Frame, Grate

Light Duty

R-4938 Transit Frame, Grate

Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4938 A 0.8 6.9

R-4938-B+

R-4938-B

Gutter Drain Frame, Grate

Light Duty

R-4938-B Gutter Drain Frame, Grate

  • Note pavement anchors. Grate is secured in frame with countersunk pentagonal-head-bolt-operated locking device.
Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4938-B A 0.2 3.2

R-4939 Series+

R-4939 Series

Hinged Drain Frame, Grate

Light Duty

R-4939 Series Hinged Drain Frame, Grate

  • Suitable for use in basements or garages.
Catalog Number Size Outside Grate Diameter Clear Opening Grate Thickness
R-4939-B 9 x 9 7 6-1/2 1/2
R-4939-C 13 x 13 10-1/2 10 1/2

R-4941-A+

R-4941-A

Floor Drain Frame, Grate

Light Duty

R-4941-A Floor Drain Frame, Grate

Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4941-A B 0.4 4.7

R-4941-B+

R-4941-B

Floor Drain Frame, Grate

Light Duty

R-4941-B Floor Drain Frame, Grate

Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4941-B B 0.4 4.7

R-4942-A+

R-4942-A

Floor Drain Frame, Grate

Light Duty

R-4942-A Floor Drain Frame, Grate

Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet
R-4942-A A 0.7 6.5

R-4943 Series+

R-4943 Series

Trap Drain with Sediment Bucket

Heavy Duty

R-4943 Series Trap Drain with Sediment Bucket

Ideal for use in manufacturing plants where organic debris is a problem. Frame is Class 35 gray iron, grate is Ductile Iron grade 55ksi for concentrated loading. Flashing clamps also available when specified for second floor installation.

Catalog Number Grate Type Square Feet Open Weir Perimeter Lineal Feet Size
R-4943 K 0.3 5.4 5" inside caulk
R-4943-A K 0.3 5.4 4" pipe, side outlet
R-4943-B K 0.3 5.4 4" pipe, bottom outlet

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