Morrison Bros 354-0400 AV 4" Updraft Vent Valve Handles Female NPT threads

Female NPT threads

2" npt x 64" Interstitial max tank depth

and both on and off-road applications

Explosion-proof motor and UL listing assure the highest level of safety engineering

the NEW OPW EDGE™ Double Wall Spill Container installs in the same space as single wall buckets

Morrison Bros 354-0400 AV 4" Updraft Vent Valve Handles Female NPT threadsAtmospheric updraft vents are installed on the top of storage tank vent pipes on underground and aboveground fuel storage tanks. Note: Open vents will allow unrestricted evaporation of product. Standard Features Directs vapors outward and upward in accordance with NFPA 30 Protects the vent line from debris and insects Water resistant rain cap sheds water away from the vent line Slip on design with set screws for easy installation Internal drain