they get into the house and are drawn to water to lay eggs. I had a HUGE problem with them several grows backAh. Lot more plumbing and stuff involved than just regular DWC. I aim for max simplicity myself.
As long as it works for you. What was the problems with mosquitoes?
Air pumps draw air (CO2) in and it comes out through the air stones, plus, pumps are noisy. Much better is a deep cycle timer (depending on gallons just a couple minutes to recirculate/aerate the rez powering a pump in the rez circulates and aerates without adding CO2. The bottle with stones in it takes it to another level, but is not necessary
hth
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