3-1/2 Inch
2 Inch
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![2 Inch Primary Adapter Spigot X Male NPT 2 Inch Primary Adapter Spigot X Male NPT](https://shop.sourcena.com/lowres/detail/22350206.jpg)
2 Inch Primary Adapter Spigot X Male NPT
Item No. 22350206
Proven reliable fiberglass pipe system
![2 Inch LCX Containment Termination 2 Inch LCX Containment Termination](https://shop.sourcena.com/lowres/detail/22469205.jpg)
2 Inch LCX Containment Termination
Item No. 22469205
Installs in one half the time of conventional fiberglass pipe
![2 Inch 3000/Lcx Sump Penetration 2 Inch 3000/Lcx Sump Penetration](https://shop.sourcena.com/lowres/detail/22650400.jpg)
2 Inch 3000/Lcx Sump Penetration
Item No. 22650400
Installs in one half the time of conventional fiberglass pipe
![2 Inch Swing Check Valve - Threaded Brass 2 Inch Swing Check Valve - Threaded Brass](https://shop.sourcena.com/lowres/detail/246A-0200AV.jpg)
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 2 Inch Swing Check Valve - Threaded Brass With Thermal Expansion Relief At 25 Psi](https://shop.sourcena.com/lowres/detail/246A-0600AV.jpg)
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 2 Inch Threaded Ductile Iron Swing Check Valve](https://shop.sourcena.com/lowres/nophoto.gif)
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 Tank Monitor Cap & Adapter With 3/8 Inch Threaded Porthole And Cable Connector 2 Inch Tank Monitor Cap & Adapter With 3/8 Inch Threaded Porthole And Cable Connector](https://shop.sourcena.com/lowres/detail/305XPA-2200AK.jpg)
2 Inch Tank Monitor Cap & Adapter With 3/8 Inch Threaded Porthole And Cable Connector
Item No. 305XPA-2200AK
Combination cap and Adapter kit for leak detection systems
![2 Inch Tank Monitor Cap & Adapter With 1/2 Inch Port & Cable Connector 2 Inch Tank Monitor Cap & Adapter With 1/2 Inch Port & Cable Connector](https://shop.sourcena.com/lowres/detail/305XPA-2400AK.jpg)
2 Inch Tank Monitor Cap & Adapter With 1/2 Inch Port & Cable Connector
Item No. 305XPA-2400AK
Keeps water dirt and debris out of the tank prevents vapors from escaping
![2 Inch Single Poppet Foot Valve 2 Inch Single Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/334-0400AV.jpg)
2 Inch Single Poppet Foot Valve
Item No. 334-0400AV
Installed at the inlet of a suction line bottom of the storage tank
![2 Inch Double Poppet Foot Valve 2 Inch Double Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/335A-0200AV.jpg)
2 Inch Double Poppet Foot Valve
Item No. 335A-0200AV
Installed at the inlet of a suction line normally at the bottom of the storage tank as a prime holding valve.
![2 Inch Updraft Vent 2 Inch Updraft Vent](https://shop.sourcena.com/lowres/detail/354-0200AV.jpg)
2 Inch Updraft Vent
Item No. 354-0200AV
Open vent design used on underground and above ground tanks
![2 Inch Slip-On Adapter For Series 523 Vents 2 Inch Slip-On Adapter For Series 523 Vents](https://shop.sourcena.com/lowres/detail/523SA-1002.jpg)
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
![2 Inch Nipple Check Valve With 25 Psi Expansion Relief 2 Inch Nipple Check Valve With 25 Psi Expansion Relief](https://shop.sourcena.com/lowres/detail/530-0100AV.jpg)
2 Inch Nipple Check Valve With 25 Psi Expansion Relief
Item No. 530-0100AV
One way check valve used to prevent backflow
![2 Inch X 6-1/8 Inch Ball Float Vent Valve 2 Inch X 6-1/8 Inch Ball Float Vent Valve](https://shop.sourcena.com/lowres/detail/53VML-0060.jpg)
2 Inch X 6-1/8 Inch Ball Float Vent Valve
Item No. 53VML-0060
Ball bloat vent valves protrude into underground storage tanks from extractor fittings at the Stage I vapor return riser pipe or tank vent line during a product delivery as the tank level rises a counterweight stainless steel ball seats on the valve body and restricts flow of vapors back to the transport truck
![2 Inch X 12 Inch Ball Float Vent Valve 2 Inch X 12 Inch Ball Float Vent Valve](https://shop.sourcena.com/lowres/detail/53VML-0120.jpg)
2 Inch X 12 Inch Ball Float Vent Valve
Item No. 53VML-0120
Ball bloat vent valves protrude into underground storage tanks from extractor fittings at the Stage I vapor return riser pipe or tank vent line during a product delivery as the tank level rises a counterweight stainless steel ball seats on the valve body and restricts flow of vapors back to the transport truck