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water pump size


New Member
Ok I am wanting to do a tent grow ether a 3x3 or 4x4. A 4 bucket setup 3 grow 1 res. I was looking at 5 gallon,3.5 gallon, 1 gallon bucket setups don't know which. What size pump do I need for top feed ? What size basket ? How far under basket is the water level?
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