Specifications

Air-operated sequential vapor valves are used to connect tank compartments to the rollover rail vapor recovery system

 Air-operated sequential vapor valves

are used to connect tank compartments to the rollover rail vapor recovery system, effectively sealing the tank compartments when transporting, then opening to allow vapor flow during loading and unloading.

 

Handle fuel vapors safely and efficiently with this lightweight aluminum vapor valve. The air-operated valve allows fast vapor flow during loading and unloading. The poppet is designed to open into the tank, preventing accidental leakage from product surges or from a tank truck rollover. Easy-to-use air line connections are located outside the compartment for convenient installation and maintenance.

 

Features:

 

4" high-capacity design provides superior flow for faster loading and unloading
Multiple mounting options, stainless steel spring, 1/4NPT air lineholes
Minimum operating pressure, 60 PSI; units begin to sequence at 50 PSI and begin to exhaust at 40PSI
For use with 20manhole,4TTMA bolt pattern mounting
Easy working with high neck design
Safe inward opening valve, easy maintenance of  viton ORing seals
Built in sequencing feature allows control of emergency valve if desired