Product Overview
Quick Highlights
- Waterway part number 640-4721V (640-4721 V)
- Main Drain Grate and Frame
- Color: Black
- VGB Compliant
- Grate Size: Approximately 12" x 12"
- Frame Size: 13.250" x 13.250"
- Floor Flow Rate: 356 GPM @ 1.83 ft/sec
- Wall Flow Rate: 280 GPM @ 1.44 ft/sec
- Flow Rate @ 1.5 ft/sec: 292 GPM
- Original Waterway replacement part
Technical Specs
Total Open Area: 62.4 sq. inches
Floor Flow Rate: 356 GPM @ 1.83 ft/sec
Wall Flow Rate: 280 GPM @ 1.44 ft/sec
Flow Rate @ 1.5 ft/sec: 292 GPM
