Morrison Bros 749-0100 AV 2" FNPT Pressure Vacuum Vent For Underground and Low Volume Tanks Oil Drains Mis-filling prevention device eliminates the

Mis-filling prevention device eliminates the risk of accidental DEF filling or environmental contamination

Inlet Size: 1" NPT

pails of grease

Maximum Flow Rate (cc/min)    30283

Morrison Bros 749-0100 AV 2" FNPT Pressure Vacuum Vent For Underground and Low Volume Tanks Oil Drains Mis-filling prevention device eliminates thePressure vacuum vents are installed on the top of underground and low volume aboveground storage tank vent pipes. Vent allows tank to breathe during filling and discharging operations. Pressure and vacuum poppet seal vapors in tank when pressure is equalized. Settings are approximate. WARNING: Fig. 749 P V vent must only be used in conjunction with motor fueling and or low capacity flow. Fluid handling in lines larger than that used for retail service