### Active Aqua 3 4" Fill Drain Fitting pack of 10
filldrain fitting.This is the fitting that is commonly used to transfer nutrient solution between the flood table and the reservoir in flood - drain hydroponic systems via tubing and a pump.
### Active Aqua 3 4" Fill Drain Fitting pack of 10
filldrain fitting.This is the fitting that is commonly used to transfer nutrient solution between the flood table and the reservoir in flood - drain hydroponic systems via tubing and a pump.
