Slot Drain Flow Rates

Slot Drain Systems are engineered to deliver exceptional flow rates, ensuring optimal performance under the toughest conditions. Thoroughly tested to meet stringent international standards, our drains guarantee reliability and longevity.

AVAILABLE SLOT WIDTHS AND FLOW RATES FOR ALL STANDARD SLOT DRAINS
FLOW RATE
(Slot Width)
11 GPM
(½”)
18 GPM
(1”)
27 GPM
(1 ¼”)
10,000 Series
8000 Series
7000 Series
6000 Series
4000 Series
3000 Series

Flow rates measure the throughput of the drain and are measured in gallons per minute or GPM. Slot Drain Systems Drains are rated in GPM per foot of drain. The intake rate of a drain is determined by the width of its slot opening, with larger openings having greater flow rates.

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