Wet/Dry Filters and flooding.

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ahfu25

Candiru
MFK Member
Sep 30, 2006
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NYC
Im getting a 55 gallon that is drilled with a overflow kit installed and comes with a wet dry filter. I just started looking up on here and other sites on how a wet/dry works. I read a couple of storys of peoples whole basements being flooded on a regular basis with these wet/dry filters. It kinda scaring me cuz im gonna put this tank in my room and the room is carpeted. Can anyone give me reason to why floods happen with wet/dry's and how to avoid them. Thanx
 
Couple reasons you can have flooding with a wet/dry.

1 - With a Continous syphon overflow box(your tank is drilled so no worry on this one) the syphon breaks and the pump pumps the water out of the sump and if there is enough water in the sump, over filling the tank.

2 - The power goes out and either your intake or return lines syphon from the tank, if they are deep enough in your tank, then you could have alot of water on the floor as your sump cant handle it all.


To prevent flooding make sure you only keep enough water in your sump so that you pump works correctly and doesnt suck air. Also set your overflow box and your return lines high enough in your tank so that if the power goes out, only so much water flows back into your sump.
 
Letsgometsreyes;566069; said:
... Can anyone give me reason to why floods happen with wet/dry's...

1. Wet/dry filters are not meant for retards.

2. Said wet/dry filter was given to said retard by other retard in hopes that first retard would drown when system floods basement.


Seriously though, a properly installed wet/dry will not flood or overflow even when the power goes out. When the power comes back on a good system will restart without any assistance.
 
Oh yeah, you wanted real reasons.

1. The number one reason is bad planning.

2. The tank is drilled on the bottom and a riser tube is not installed. Again, bad planning...

3. The installer does not understand overflows. Again, the retard factor :D

4. As mentioned above, more water is allowed to drain from the tank than the wet/dry can hold. Again, bad planning...

5. A dead fish infront of the outlet when a secondary outlet was neglected because "that'll never happen". Again, bad planning...

6. An overflow that was improperly designed and never tested to see if it will restart after a power failure. Enter the retard factor one more time...

7. A properly designed overflow that does not have a ball valve to restrict the flow, and then later modified by plugging or capping the vent because it is "too noisy". (Retard factor).

8. The wet/dry is later filled to run like a sump and then the power goes out.

9. To lessen the number of times the system needs to be topped off, extra water is added reducing the capacity to hold the emergency surge volume.

10. OOPS!
 
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