In a natural disaster, stormwater drainage system components can struggle to keep up with demand. Ideally, the system would continue to drain the influx of water. But even if the system can’t work fast enough, preventing backflow is essential. Check valves help a system maintain one-way flow. Learn how to avoid choosing the wrong check valve to prevent valves from being stuck in an open position, corrosion, water hammer and other problems that put system components at risk.
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