Netafim Mini Combination Air Relief Valve HGC744386 It is safe to use

It is safe to use up to a couple of days before harvest

Includes battery

it works by inhibiting mycelial growth

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Netafim Mini Combination Air Relief Valve HGC744386 It is safe to useMaximum operating pressure: 150 psi For discharge of large volumes of air, along mains and at the end of mainlines Place before water meters and automatic metering valves for accurate flow readings Place at high points in the pipe network or upstream of manifolds Air Vents are used to control the air in irrigation systems for proper watering and accurate measurements for flow and water meters. Netafim provides air vents to discharge and admits air as