Product Catalog

Double Orifice Air Valve (QB2)

Name: Double Orifice Air Valve (QB2)
Brand: KINGNA
SKU: air-valve-double

Industrial valves and fittings dispatch fast — wear parts and complete machines quoted on request.

Air Release Valves

Air valves that vent and admit air to keep pipelines flowing and prevent vacuum collapse.

QB2 · DN50 – DN200

Releases air and admits air on vacuum to protect pipelines.

FGP4X · DN50 – DN150

High-capacity air release for filling and vacuum protection of transmission mains.

CARX · DN50 – DN200

Combined air-release and vacuum-break function in one body.

Single Orifice · DN15 – DN50

Float-operated air release for heating, HVAC and plumbing lines.

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