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Sewage Air/Vacuum Valves (ASV) APCO


Technical Information

Air/Vacuum valves allow large volumes of air to be exhausted from or admitted into a pipeline as it is being filled or drained.


The elongated body of the Sewage Air/Vacuum Valve minimizes clogging by permitting use of a much longer float stem to prevent the sewage from fouling up the mechanism.

Size range:
1-14” (25-350mm)


Body styles:
Series 401, 402, 403, 404, 406, 408, 410, 412, 414


Body material:
Cast iron, ductile iron, carbon steel, 316 stainless steel