Extension fitting. This fitting allows you to raise the fill/drain level in a flood & drain hydroponic system. This can be necessary to set the proper fill level when using taller containers.
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Size: Center, 4’x4′ Plus (+) & Minus (-)
Size: End, 4’x4′ Minus (-)
½" fill/drain fitting. This is the fitting that is commonly used to transfer nutrient solution between the flood table and ...
