Drainage Grates : Square and Rectangular Drainage Grates

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

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Catalog Number Square or Rectangular A B G H Type
R-4894 * Rectangular 33 x 36 2 1-1/2 x 6-1/2 1-1/4 C
R-4895-2 ** Rectangular 36 x 66 2 1-1/2 x 6-1/2 1-1/4 A
R-4837 Rectangular 33 x 36 2 1-1/2 x 6-1/2 1-1/2 A
R-4839 * Rectangular 24 x 35-7/8 1-3/4 7/8 x 9-3/4 1 A
R-4840 * Rectangular 24 x 36 2 2 x 4-3/4 1 C
R-4843 * Rectangular 24 x 36 1-3/4 1-3/4 x 6 1 A
R-4853 Rectangular 24 x 39 2-1/2 1-3/4 x 5-3/4 1-5/8 A
R-4853-A Rectangular 24 x 45 3 1-1/2 x 6-1/4 1-1/4 A
R-4853-B1 Rectangular 24 x 51 3 1-1/2 x 5 1-1/4 C
R-4855 Rectangular 26 x 30 2 1-1/2 x 5 1-1/4 A
R-4857 Rectangular 26 x 45 2 1-1/2 x 5-1/2 1 A
R-4890 * Rectangular 28 x 37 2 1-3/4 x 7-5/8 1-1/4 C
R-4891 ** Rectangular 30 x 48 1-1/2 1-1/2 x 4-1/4 1-1/4 A
R-4893 *** Rectangular 30 x 78 2 1-1/2 x 5 1-1/4 C
R-4893-B * Rectangular 32 x 34 2 1 x 2 1 C
R-4780-A ** Rectangular 22 x 44 1-3/4 3 x 5-1/2 1-1/16 C
R-4762 * Rectangular 22 x 30 1-1/2 2 x 6-1/4 1 C
R-4780 * Rectangular 22 x 37 2 2 x 8 1 C
R-4781 * Rectangular 22 x 48 2-1/2 1-5/8 x 5-3/8 1-1/4 C
R-4795 * Rectangular 22-1/2 x 45 1-1/2 2 x 6 1 A
R-4798 Rectangular 23-1/4 x 36-1/2 2-3/4 1-1/2 x 7-1/4 1 C
R-4821-A * Rectangular 23-7/8 x 26 2 9/16 x 4-15/16 1-1/4 C
R-4825 * Rectangular 24 x 30 1-1/2 1-1/2 x 4-1/4 1-1/4 C
R-4825-A * Rectangular 24 x 30 2-1/4 1-1/4 x 4-3/4 1 A
R-4825-B * Rectangular 24 x 30 2-1/4 1-1/2 x 6 1 C
R-4828 * Rectangular 24 x 33 2-1/4 1 x 4-1/2 1 A
R-4829 * Rectangular 24 x 33 2-1/4 1-1/2 x 6-1/2 1-1/4 C
R-4750 * Rectangular 20 x 30 2 1-3/4 x 6-1/4 1 C
R-4750-1 Rectangular 20 x 48 2 11-1/2 x 5 1 A
R-4751 Rectangular 20-1/2 x 27 2 1-3/4 x 5-1/2 1 C
R-4752 Rectangular 20-1/2 x 36 1-7/8 2 x 5-3/4 1-1/8 C
R-4755-B * Rectangular 21 x 42 1-1/2 1-1/2 x 5-1/2 1 A
R-4755-C * Rectangular 21 x 42 1-1/2 1-1/2 x 5-7/8 1 C
R-4759 Rectangular 22 x 23 1-3/4 1-1/2 x 6 1 C
R-4731 Light Duty Rectangular 19-1/2 x 39 1-1/2 2 x 4-1/2 1 C
R-4732 Rectangular 19-1/2 x 39 1-3/4 1 x 7-1/2 1 A
R-4735 Rectangular 20 x 23-7/8 1 1/16 x 8-1/4 1 A
R-4736 * Rectangular 20 x 24 2 1-1/2 x 2-1/2 1-1/4 C
R-4738 * Rectangular 20 x 24 2 1 x 5 1 A
R-4739 * Rectangular 20 x 24 2 1-1/8 x 4-3/4 1 C
R-4740 * Rectangular 20 x 28-1/2 2 1-3/4 x 8-1/4 1 C
R-4692-A Rectangular 18 x 34 2-1/4 1-7/16 x 8 1 C
R-4698 * Rectangular 18 x 36 1-3/4 2 x 4 1-3/8 A
R-4710 *+ Rectangular 17-3/4 x 35-3/4 2 1-3/4 x 6-1/4 1-1/8 C
R-4711 * Rectangular 18 x 39 2 1-1/4 x 5-1/2 1-1/4 C
R-4718 Rectangular 18-3/4 x 36-3/4 2 2 x 8 1 A
R-4730 Light Duty Rectangular 19-1/2 x 32 1-1/2 2 x 5 1 A
R-4649 Rectangular 17-1/4 x 24 1-3/4 1 x 6-1/2 1 A
R-4652 * Rectangular 17-3/4 x 29-3/4 2 1-1/2 x 4-1/2 1-1/8 A
R-4670-A * Rectangular 18 x 24 1-1/2 1-1/8 x 6-3/4 1-1/8 A
R-4671 * Rectangular 18 x 24 2 1 x 6-1/2 1-1/16 A
R-4672 * Rectangular 18 x 24 2 1-3/8 x 4-1/2 1-1/8 C
R-4689 * Rectangular 18 x 27-1/4 2 2 x 6-3/4 1 C
R-4620 Rectangular 17 x 19 2 1-1/4 x 4-1/4 1-1/8 A
R-4630 Rectangular 17 x 20 1-1/2 1-1/4 x 6-1/2 1 C
R-4632 Rectangular 17 x 21 2 1-3/8 x 8-3/4 1 C
R-4640 Rectangular 17 x 21-1/2 1-3/4 2-1/2 x 4-1/4 1 A
R-4641 Rectangular 17 x 23-7/8 1 1-1/16 x 7 1 A
R-4641-A * Rectangular 17 x 24 2 1 x 7 7/8 A
R-4641-C * Rectangular 17 x 24 2 1 x 6-1/2 1 C
R-4641-F * Rectangular 17 x 34 1-1/2 1-1/2 x 6-3/4 1 A
R-4586 * Rectangular 15-3/4 x 36 1-3/4 1-1/2 x 5-1/4 1-3/8 A
R-4600 Rectangular 16 x 23 2 1-1/4 x 3-3/4 1 A
R-4603-A * Rectangular 16 x 24 1-1/8 3/4 x 5-1/2 1 A
R-4604 Rectangular 16 x 24 1-1/2 2 x 4 7/8 C
R-4604-C * Rectangular 16 x 24 2 2 x 5 2 A
R-4604-D Rectangular 16 x 24 2-1/2 2-1/2 x 6-5/8 3/4 A
R-4608 Rectangular 16-1/2 x 19-3/4 1-1/2 1-1/4 x 6 1 A
R-4610 Rectangular 16-1/2 x 22 1-3/4 1-1/2 x 4 1 A
R-4541 * Rectangular 14-1/2 x 28 1-3/4 1-1/4 x 5 1-1/4 A
R-4544 Rectangular 14-1/2 x 37-3/4 1-3/4 2 x 5-3/8 1-1/4 A
R-4545 Rectangular 14-1/2 x 48 1-3/4 1-1/4 x 5 1-1/4 A
R-4548 Rectangular 15 x 20-1/2 1-1/2 2 x 2 3/4 H
R-4570-1 Rectangular 15 x 23 1-3/4 1-1/2 x 5-1/2 1-1/8 A
R-4570-2 Rectangular 15 x 23-7/8 1-1/2 1 x 6 1 A
R-4573 * Rectangular 15 x 30 2-1/2 1-1/8 x 5-1/2 1 A
R-4575-A * Rectangular 15 x 36 1-3/4 1-13/16 x 6-1/2 3/4 A
R-4579 Rectangular 15-1/8 x 23 1-1/2 1-3/8 x 5-1/2 1-3/8 A
R-4583 Rectangular 15-1/2 x 22-1/4 1-3/4 1-5/8 x 5-1/2 1-3/8 A
R-4584 Rectangular 15-1/2 x 36 1-3/4 1-1/2 x 5-1/4 1-3/8 A
R-4585 Rectangular 15-1/2 x 39 1-3/4 1-7/8 x 5-7/8 1-1/4 A
R-4450 * Rectangular 12 x 24 1-3/4 1 x 4-1/2 1 A
R-4450-A * Rectangular 12 x 24 1-3/4 2 x 2 1 H
R-4451 * Rectangular 12 x 24 2 1-1/2 x 3-3/4 1 C
R-4454 Rectangular 12 x 26 1-1/2 1/2 x 11-1/2 1/2 C
R-4460 * Rectangular 12 x 30 2 1-1/4 x 4 1 A
R-4462 * Rectangular 12 x 35-3/4 1-1/2 3/4 x 9 1 B
R-4470 * Rectangular 12 x 48 1-3/4 1 x 4-1/2 1 A
R-4523 Rectangular 14 x 23-7/8 1 1-1/16 x 5-1/2 1 A
R-4525 * Rectangular 14 x 24 2 1 x 5-1/2 1 A
R-4530 Rectangular 14-1/2 x 22 2 1-1/2 x 5-1/2 1-1/4 A
R-4531 Rectangular 14-1/2 x 23-7/8 1 1 x 5 1 A
R-4540 Rectangular 14-1/2 x 26-1/2 2 2-1/4 x 4 1 C
R-4409-E * Rectangular 10 x 24 1-3/4 1 x 3-1/2 1 A
R-4409-G Rectangular 10 x 24 1-1/2 2 x 8 1 B
R-4421 * Rectangular 10 x 40 1-1/8 1-1/4 x 8-1/2 1 C
R-4423-A Rectangular 10-1/4 x 48 1-5/8 1-1/2 x 3-1/2 1 A
R-4424 Rectangular 10-1/2 x 23-1/8 1-3/4 2 x 2 1 H
R-4430-1 Rectangular 11 x 23-7/8 1-1/8 1/4 x 3-5/16 1 P
R-4430-A Rectangular 11 x 24 1-1/2 3/4 x 4-1/8 3/4 A
R-4430-B Rectangular 11-1/2 x 24 1-1/2 1 x 6-5/8 1 C
R-4435-1 Rectangular 11-7/8 x 14 2 1 x 5-1/2 1 C
R-4443 Rectangular 12 x 14 1-3/4 1-1/2 x 5-1/4 1-1/4 A
R-4449 * Rectangular 12 x 24 1-1/2 1-1/2 x 4-1/4 1 A
R-4389-O Rectangular 6 x 12 1-1/4 3/4 x 4-1/2 1 B
R-4390 Rectangular 6 x 24 1 3/4 x 2-1/8 1 B
R-4403 Rectangular 8 x 14 1 1-1/2 x 5-7/8 1/2 A
R-4404-C Rectangular 8 x 24 1 1/16 x 6 1 B
R-4406 Rectangular 8 x 24 1-3/4 5/16 x 2-5/8 1 B
R-4406-1 Rectangular 8 x 24 1-3/4 1 x 5 3/4 A
R-4406-2 Rectangular 8 x 24 1-3/4 1 x 2 1 C
R-4406-C Rectangular 9-1/4 x 23-7/8 1 1 x 2-7/8 1 A
R-4406-P Rectangular 9 x 23-7/8 1-1/2 1/4 x 2-5/16 1 P
R-4407-2A Rectangular 9-1/2 x 24 1-3/4 1 x 7-1/2 1 B
R-4409-A Rectangular 10 x 24 1-3/4 1-1/4 x 4-3/4 1 C
R-4409-C * Rectangular 10 x 24 1-3/4 1 x 7 1 B
R-4850 * Square 27 x 27 2 2-1/2 x 7-1/2 1 C
R-4852 * Square 27 x 27 2 1-1/2 x 5 1 C
R-4852-A * Square 27 x 27 1 1-1/2 x 5 1 C
R-4859-C * Square 27-1/2 x 27-1/2 1 2 x 7 1 A
R-4859-Q * Square 27-1/2 x 27-1/2 1 3/8 x 7 1-1/8 Q
R-4859-S * Square 27-1/2 x 27-1/2 1 1-1/2 x 4-3/4 1 S
R-4871 * ++ Square 27-1/2 x 27-1/2 1 2 x 24 1 B
R-4880 * Square 28 x 28 2 1-1/2 x 7-1/4 1 C
R-4880-C * Square 30 x 30 1-1/2 1-1/4 x 5-7/8 1-1/4 C
R-4882 * Square 34 x 34 2 2 x 14 1/2 1-1/8 A
R-4882-A * Square 34 x 34 2 1 x 9 1-1/8 A
R-4884-A * ** Square 36 x 36 1-3/4 2 x 4 1-3/8 C
R-4760 * Square 22 x 22 1-3/4 3 x 5-1/5 1 C
R-4765 Square 23 x 23 2 1 x 6-1/2 1 A
R-4766 Rectangular 21 x 28 3/4 2 1/2 1 x 17 1-1/8 B
R-4808-A * Square 24 x 24 2 1/2 x 4-1/2 1-5/8 Q
R-4810 *+ Square 24 x 24 2 1-3/4 x 6 1-1/4 C
R-4820 * Convex Square 24 x 24 2 1-3/4 x 5-7/8 1-3/8 C
R-4826 ** Square 24 x 24 2 1 x 6 1-1/4 A
R-4832 * Square 24 x 24 1-5/8 1-1/16 x 4-3/4 1 C
R-4832-B * Square 26 x 26 1-3/4 1-1/16 x 4 1 C
R-4833 * Square 26 x 26 2 2 x 7 1 A
R-4836 Square 26 x 26 2 1-1/8 x 4-3/4 1-1/4 C
R-4408 * Square 10-1/4 x 10-1/4 1 7/8 x 8-1/4 1 B
R-4441-1 * Square 12 x 12 1 3/8 x 4-1/2 1 Q
R-4511 * Square 14 x 14 1-1/2 1-1/2 x 5-1/8 1-1/8 A
R-4550 * Square 15 x 15 1-1/4 3-1/2 x 3-1/2 3/4 H
R-4552 * Square 16 x 16 1-3/4 1-1/4 x 6-1/4 1-1/4 A
R-4557 * Square 16 x 16 1-1/4 1-3/16 x 3-3/8 3/4 A
R-4558 * Square 17-5/8 x 17-5/8 1-1/4 1 x 5 1/2 C
R-4660 * Square 18 x 18 1-1/2 3 x 4 1/2 1-1/4 C
R-4662 Square 19-3/4 x 19-3/4 2-1/2 1-3/8 x 8-1/2 1 A
R-4720 * Square 20 x 20 1-3/4 1-3/8 x 3-1/2 1-1/4 C
R-4721-A * Square 21 x 21 1-3/4 1-1/2 x 8 1-1/4 A
R-4725 * Square 21 x 21 2 3 x 3 1 H
R-4400-A * Square 8 x 8 1 1 x 5-1/4 1 A
R-4401 * Square 8 x 8 1 3/8 x 3 3/8 A
All dimensions are listed in inches unless otherwise noted.
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