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![4 inch 71SO Series CARB EVR Certified Vaportight E85-Compatible OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial 4 inch 71SO Series CARB EVR Certified Vaportight E85-Compatible OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial](https://shop.sourcena.com/lowres/detail/71SOM-412C.jpg)
4 inch 71SO Series CARB EVR Certified Vaportight E85-Compatible OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial
Item No. 71SOM-412C
The OPW 71SO Overfill Prevention Valve is a 2-Point Shut-off Valve designed to prevent the overfill of Underground Storage Tanks by providing a positive shut-off of product delivery. When the liquid level rises to about 95 Percent of tank capacity, the valve automatically slows flow. If the delivery is not stopped and liquid rises to about 98 Percent of tank capacity, the valve closes completely and liquid cannot flow.
![Emergency Shear Valve 1-1/2 Inch Double Poppet Female Stainless Steel Emergency Shear Valve 1-1/2 Inch Double Poppet Female Stainless Steel](https://shop.sourcena.com/lowres/detail/A0060-023S.jpg)
Emergency Shear Valve 1-1/2 Inch Double Poppet Female Stainless Steel
Item No. A0060-023S
Stainless Steel body and top for E85/DEF/ Ultra Low Sulfur Diesel
![Overfill Prevention Valve Dual Point Vapor-Tight 4 Inch X 13 Foot [Evr] Overfill Prevention Valve Dual Point Vapor-Tight 4 Inch X 13 Foot [Evr]](https://shop.sourcena.com/lowres/detail/A1100EVR-055.jpg)
Overfill Prevention Valve Dual Point Vapor-Tight 4 Inch X 13 Foot [Evr]
Item No. A1100EVR-055
Screw together style
![Overfill Prevention Valve Dual Point Vapor-Tight 4 Inch X 15 Foot [Evr] Overfill Prevention Valve Dual Point Vapor-Tight 4 Inch X 15 Foot [Evr]](https://shop.sourcena.com/lowres/detail/A1100EVR-056.jpg)
Overfill Prevention Valve Dual Point Vapor-Tight 4 Inch X 15 Foot [Evr]
Item No. A1100EVR-056
Screw together style
![Lifting Handle With Foot Pedal For FL Series Watertight Covers Lifting Handle With Foot Pedal For FL Series Watertight Covers](https://shop.sourcena.com/lowres/detail/FL7A.jpg)
Lifting Handle With Foot Pedal For FL Series Watertight Covers
Item No. FL7A
Raintight or fully watertight options
![Dual Point Hydrostatic Sensors For Brine-Filled Double-Wall Tanks Dual Point Hydrostatic Sensors For Brine-Filled Double-Wall Tanks](https://shop.sourcena.com/lowres/detail/794380-303.jpg)
Dual Point Hydrostatic Sensors For Brine-Filled Double-Wall Tanks
Item No. 794380-303
Used On TLS-350 and TLS-450
![Lifting Handle For Raised Covers - Fl42/Fl36 Lifting Handle For Raised Covers - Fl42/Fl36](https://shop.sourcena.com/lowres/detail/FL7.jpg)
Lifting Handle For Raised Covers - Fl42/Fl36
Item No. FL7
To easily and safely remove and replace raised covers
![4 Inch Tank Monitor Cap & Adapter With 1/2 Inch Threaded Porthole & Cable Connector 4 Inch Tank Monitor Cap & Adapter With 1/2 Inch Threaded Porthole & Cable Connector](https://shop.sourcena.com/lowres/detail/305XPA-1200AK.jpg)
4 Inch Tank Monitor Cap & Adapter With 1/2 Inch Threaded Porthole & Cable Connector
Item No. 305XPA-1200AK
Keeps water dirt and debris out of the tank prevents vapors from escaping
![1-1/2 Inch Female NPT 10 Series Double-Poppet Emergency Shut-Off Shear Valve 1-1/2 Inch Female NPT 10 Series Double-Poppet Emergency Shut-Off Shear Valve](https://shop.sourcena.com/lowres/detail/10BFP-5726.jpg)
1-1/2 Inch Female NPT 10 Series Double-Poppet Emergency Shut-Off Shear Valve
Item No. 10BFP-5726
Installed on fuel supply lines beneath dispenser at grade level
![1-1/2 Inch NPT Male 10 Series Double-Poppet Emergency Shut-Off Shear Valve 1-1/2 Inch NPT Male 10 Series Double-Poppet Emergency Shut-Off Shear Valve](https://shop.sourcena.com/lowres/detail/10BHMP-5830.jpg)
1-1/2 Inch NPT Male 10 Series Double-Poppet Emergency Shut-Off Shear Valve
Item No. 10BHMP-5830
Installed on fuel supply lines beneath dispenser at grade level
![4 Inch Evr Approved Tank Monitor Cap & Adapter Kit With 1/2 Inch Connector 4 Inch Evr Approved Tank Monitor Cap & Adapter Kit With 1/2 Inch Connector](https://shop.sourcena.com/lowres/detail/305XPA-1100AKEVR.jpg)
4 Inch Evr Approved Tank Monitor Cap & Adapter Kit With 1/2 Inch Connector
Item No. 305XPA-1100AKEVR
Combination cap and Adapter kit for leak detection systems
![4 inch 71SO Series CARB EVR Certified Vaportight OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial 4 inch 71SO Series CARB EVR Certified Vaportight OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial](https://shop.sourcena.com/lowres/detail/71SO-410C.jpg)
4 inch 71SO Series CARB EVR Certified Vaportight OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial
Item No. 71SO-410C
The OPW 71SO Overfill Prevention Valve is a 2-Point Shut-off Valve designed to prevent the overfill of Underground Storage Tanks by providing a positive shut-off of product delivery. When the liquid level rises to about 95 Percent of tank capacity, the valve automatically slows flow. If the delivery is not stopped and liquid rises to about 98 Percent of tank capacity, the valve closes completely and liquid cannot flow.
![4 inch 71SO Series CARB EVR Certified Vaportight Testable OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial 4 inch 71SO Series CARB EVR Certified Vaportight Testable OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial](https://shop.sourcena.com/lowres/detail/71SO-410CT.jpg)
4 inch 71SO Series CARB EVR Certified Vaportight Testable OPV Overfill Prevention Valve For Up To 10 Foot Diameter Tank With 10 Foot Burial
Item No. 71SO-410CT
The OPW 71SO Overfill Prevention Valve is a 2-Point Shut-off Valve designed to prevent the overfill of Underground Storage Tanks by providing a positive shut-off of product delivery. When the liquid level rises to about 95 Percent of tank capacity, the valve automatically slows flow. If the delivery is not stopped and liquid rises to about 98 Percent of tank capacity, the valve closes completely and liquid cannot flow.