Storage Tank Accessory, Emergency Vent Cap, 4 inch (Liquidynamics: model 901948)
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| Storage Tank Accessory, Emergency Vent Cap, 4 inch Emergency Vents (pressure relief only) are used on above ground tanks as a code requirement and helps prevent tanks from becoming over-pressurized and rupturing if exposed to fire, UL listed. 4” Emergency Vent, 8 oz./sq. in. opening pressure, with 119,750 CFH @ 2.5 PSI venting capacity. Sized to fit the 275 and 330 gal. oval tanks shown previously, UL Listed. |
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