R-1879-B9G
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| A | B | C | E | F | Grate Type | Open Area | Perimeter | Shape |
|---|---|---|---|---|---|---|---|---|
| 18-3/4 x 31-3/4 | 1-1/2 | 30 x 36 | 36 x 42 | 4 | A | 3.2 | 11.6 | Square/Rectangular |
| All dimensions are listed in inches unless otherwise noted. | ||||||||
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