Morrison Bros 749T-0200 AV 2" 8oz Pressure Vacuum Vent DEF Adapters Maximum Air Inlet Pressure (psi)

Maximum Air Inlet Pressure (psi)    150

finding its way in during delivery

4-5/32" Length

Should not be opened under pressure

This vent must be used in conjunction with a normal vent

Morrison Bros 749T-0200 AV 2" 8oz Pressure Vacuum Vent DEF Adapters Maximum Air Inlet Pressure (psi)Pressure 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. The 749T provides the same functions as the 749 and is designed for use on underground and low volume aboveground tanks storing Diesel Exhaust Fluid (DEF) and other