The Planted Tank Forum - View Single Post - Need help understanding sump filtration please
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Old 01-29-2013, 11:44 PM   #23
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Originally Posted by HD Blazingwolf View Post
It will not.. for it to drain, the valve will have to be open, so in the event of power loss, it will continue to drain until the siphon is broken
maybe my terminology is wrong, but a check valve stuck in the intake or just a hole just below the surface to suck in air once the water level drops below it. would the air not break the siphon?
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