Caleffi 304040A Vacuum Relief Valve, 1/2" MNPT

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Caleffi 304040A Genuine OEM Replacement Part

A Caleffi 304040A Vacuum Relief Valve safeguards the system by admitting air under negative pressure, preventing siphon conditions and protecting components across the HVAC network.

Real OEM valves and fittings help preserve coverage by matching factory specs, so service records stay valid and repairs remain eligible under the original terms
Product Type: Vacuum Relief Valve
Size: 1/2"
Connection Type: MNPT

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Caleffi 304040A Vacuum Relief Valve, 1/2" MNPT

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Caleffi 304040A Genuine OEM Replacement Part

Part CALE304040A fits 0 models:

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Caleffi 304040A Vacuum Relief Valve, 1/2" MNPT

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Caleffi 304040A Genuine OEM Replacement Part

Part CALE304040A fits 0 models: