FloraFlex 3/4'' Air Bleed Valve (pack of 6) ventilation They are designed with true

They are designed with true solar symmetry for true photochemical reactions in living organisms

plants must host microbial life in their root zone to ensure proper digestion

Very High Aerodynamic Efficiency

1 quart (32 oz) of Pro-TeKt

Available Phosphate (P2O5) 1

FloraFlex 3/4'' Air Bleed Valve (pack of 6) ventilation They are designed with trueThe FloraFlex Air Bleed Valve (3 4'') can be installed on any mainline to prevent air locks. When water starts to flow, air is forced out of the Air Bleed Valve. When water hits the valve, the valve closes and water flows freely through the line. This product gives you more control over the accuracy of your feedings. A quantity of 1 equals 1 pack of six pieces. 3 4'' Male pipe thread Max operating pressure 80 psi Min operating pressure 5 psi (opens