Check valve
Underground Storage Tank Equipment
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2 Inch Angle Check Valve - Single Poppet Spring Loaded
Item No. 137-0300AV
Fitted with a light spring & soft seat made for standard check valve applications
1 1/2 Inch Buna Union Check Valve With Screen
Item No. 200AS-15
Easily inserted onto existing union fittings in suction systems
2 Inch Pressure Relief Nipple Check Valve Bronze Viton Seats
Item No. 212VPR-20-3650
Mounted in fuel lines at the submersible pump to hold the prime and prevent premature tripping of mechanical leak detectors
1-1/2 Inch Open Vent Upward Aluminum
Item No. 23-0044
Installed on the top of vent pipes from underground or aboveground fuel storage tanks always open to the atmosphere to allow any pressure or vacuum in the tank to vent
1-1/2 Inch Swing Check Valve - Threaded Brass
Item No. 246A-0100AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
2 Inch Swing Check Valve - Threaded Brass
Item No. 246A-0200AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
2 Inch Swing Check Valve - Threaded Brass With Thermal Expansion Relief At 25 Psi
Item No. 246A-0600AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
2 Inch Threaded Ductile Iron Swing Check Valve
Item No. 246ADI-0500AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
2 Inch Updraft Vent
Item No. 354-0200AV
Open vent design used on underground and above ground tanks
4 Inch Updraft Vent
Item No. 354-0400AV
Open vent design used on under ground and above ground tanks
2 Inch Slip-On Adapter For Series 523 Vents
Item No. 523SA-1002
Converts a 523V and 623V vent to a 2 inch slip on vent
3 Inch Slip-On Adapter For Series 523 Vents
Item No. 523SA-1003
Converts a 523V and 623V ent to a 3 inch slip on vent
2 Inch Nipple Check Valve With 25 Psi Expansion Relief
Item No. 530-0100AV
One way check valve used to prevent backflow
4 Inch Coaxial Overfill Prevention Valve For Tanks Up To 8 Foot
Item No. 61SOC-4001
Used for coaxial fill applications tanks equipped with single product / vapor return connection
4 Inch Coaxial Overfill Prevention Valve For Tanks Up To 10 Foot
Item No. 61SOC-4011
Used for coaxial fill applications tanks equipped with single product / vapor return connection
Float Kit For The 61So And 71So Series Overfill Prevention Valve
Item No. 61SOK-0001
Nitrile rubber, closed cell foam construction
4 Inch Dual Point Carb Approved Overfill Prevention Valve (E85 M85) (Does Not Include Lower Drop Tube)
Item No. 61SOM-412C-EVR
For tanks up to 10 Foot
4 Inch Coaxial Poppeted Overfill Valve For Tanks Up To 8 Foot - Carb Approved
Item No. 61SOP-4002
Used in poppeted coaxial fill applications where C.A.R.B. requirements have been adopted
4 Inch Coaxial Poppeted Overfill Valve For Tanks Up To 10 Foot - Carb Approved
Item No. 61SOP-4012
Used in poppeted coaxial fill applications where C.A.R.B. requirements have been adopted