Universal V421-2020 is a 2'' x 2'' Vent Valve Assembly with Cage Assembly. The #37 when used in conjunction with the V421 Vent Valve, protects against overfill of the UST. Signals the tranport driver when the tank is filled to 90% capacity, in accordance with current EPA guidelines.

Feature

• Protects against overfill of USTs
• Signals the transport driver when the tank is filled to 90% capacity, in accordance with current EPA guidelines
• Fuel levels force the ball to a seating position, which restricts the venting system and slows the delivery rate dramatically
• Alerts the transport driver to stop product drop
• Retro-fittable and allows easy extraction for tank testing
• Utilized in vapor recovery applications
• For use on gravity delivery only
• V421 includes cage assembly
• Compatible with E-85
• Polymeric-coated steel body
• Aluminum (cage assembly)