
A Sub-surface Valve System for Waterworks that allows you to select a number of A.R.I. Air Valve models for underground usage. Valve maintenance is performed above ground, reducing the hazards of confined space operation.
Product Page (PDF)
Size Unit
Size range
Pressure rating
Working pressure range
Working temperature
Maximum working temperature:
60° CMaximum intermittent temperature:
90° CAvailable construction materials
Composite material, Stainless Steel, Ductile Iron
End connection type
Threaded BSP/NPT or flanged ends to meet various requested standards.