This is our record of Amazon price changes for ST-4 Safety Pop Off Valve - Pressure Relief Valve 250 PSI, 1/2" NPT, Replace for #131081 3559097 3403479 Safety Valve (B09FJXJ6FB) since we began monitoring it.
| Price Type | Lowest Ever | Highest Ever | Current + | Average |
|---|---|---|---|---|
| Amazon | (Jul 12, 2026) | (Jul 12, 2026) | 0,00 € (Jul 12, 2026) |
Amazon Price
Jul 12, 2026 10:44 PM
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