Description
Features:
- Total Open Area: 174.4 sq. in.
- Frame Size: 19.5″ x 19.5″
- Floor Flow Rate: 788 GPM @ 1.09 ft/sec
- Wall Flow Rate: N/A
- Flow Rate @ 1.5 ft/sec: 812 GPM
18″ x 18″ Grate and Frame
| Part No. | Description | Case Quantity | List (US $) |
| 640-477x V | 18″ x 18″ Grate & Frame | 1 | 533.24 |
Replace the final x in the part number with the color of your choice (see Color Guide for colors)
640-4760 V
Features:
- Total Open Area: 249.6 sq. in.
- Frame Size: 25.33″ x 25.33″
- Floor Flow Rate: 2035 GPM @ 2.62 ft/sec
- Wall Flow Rate: N/A
- Flow Rate @ 1.5 ft/sec: 1168 GPM
24″ x 24″ Grate and Frame
| Part No. | Description | Case Quantity | List (US $) |
| 640-476x V | 24″ x 24″ Grate & Frame | 1 | 686.66 |
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