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Flashback Arrestors and Check Valves

RADNOR™ Model FA-30 Fuel Gas And Oxygen Regulator Flashback Arrestor Set

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RADNOR™ Model FA-30 Fuel Gas And Oxygen Regulator Flashback Arrestor Set

RADNOR™ Model FA-30 Fuel Gas And Oxygen Regulator Flashback Arrestor Set

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Airgas Part #:RAD64003942

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RADNOR™ Model FA-10 Fuel Gas And Oxygen Torch Flashback Arrestor Set

RADNOR™ Model FA-10 Fuel Gas And Oxygen Torch Flashback Arrestor Set

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Airgas Part #:RAD64003941

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Western Oxygen Heavy Duty Flashback Arrestor

Western Oxygen Heavy Duty Flashback Arrestor

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Airgas Part #:WESFA-100P

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Western Oxygen Torch Flashback Arrestor

Western Oxygen Torch Flashback Arrestor

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Airgas Part #:WESFA-130P

Victor® Flamebuster™ Model FB-1 Fuel Gas And Oxygen Flashback Arrestor Set

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Victor® Flamebuster™ Model FB-1 Fuel Gas And Oxygen Flashback Arrestor Set

Victor® Flamebuster™ Model FB-1 Fuel Gas And Oxygen Flashback Arrestor Set

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Airgas Part #:VIC0656-0001

RADNOR™ Model WE-61 Fuel Gas And Oxygen Check Valve Set (Regulator Bushing Adaptor Model)

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RADNOR™ Model WE-61 Fuel Gas And Oxygen Check Valve Set (Regulator Bushing Adaptor Model)

RADNOR™ Model WE-61 Fuel Gas And Oxygen Check Valve Set (Regulator Bushing Adaptor Model)

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Airgas Part #:RAD64003949

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Western Fuel Gas Torch Flashback Arrestor

Western Fuel Gas Torch Flashback Arrestor

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Airgas Part #:WESFA-200P

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Victor® Fuel Gas And Oxygen Retro-Fit Kit

Victor® Fuel Gas And Oxygen Retro-Fit Kit

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Airgas Part #:VIC0656-0046

Harris® FlashGuard® Model 88-5 FBR (R&L) Fuel Gas And Oxygen Regulator Type Flashback Arrestor Set

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Harris® FlashGuard® Model 88-5 FBR (R&L) Fuel Gas And Oxygen Regulator Type Flashback Arrestor Set

Harris® FlashGuard® Model 88-5 FBR (R&L) Fuel Gas And Oxygen Regulator Type Flashback Arrestor Set

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Airgas Part #:HCL4301651

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Victor® Flamebuster™Model FB-F Fuel Gas Flashback Arrestor

Victor® Flamebuster™Model FB-F Fuel Gas Flashback Arrestor

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Airgas Part #:VIC0657-0011

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Victor® Vanguard™ Fuel Gas And Oxygen Cartridge

Victor® Vanguard™ Fuel Gas And Oxygen Cartridge

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Airgas Part #:VIC0657-0036

Harris® FlashGuard® Model 88-5 FBT (R&L) Fuel Gas And Oxygen Torch Type Flashback Arrestor Set

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Harris® FlashGuard® Model 88-5 FBT (R&L) Fuel Gas And Oxygen Torch Type Flashback Arrestor Set

Harris® FlashGuard® Model 88-5 FBT (R&L) Fuel Gas And Oxygen Torch Type Flashback Arrestor Set

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Airgas Part #:HCL4302202

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Victor® Flamebuster™ Model FBHC-O Oxygen Torch Flashback Arrestor

Victor® Flamebuster™ Model FBHC-O Oxygen Torch Flashback Arrestor

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Airgas Part #:VIC0657-0076

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Victor® Flamebuster™Model FB-FR Fuel Gas Flashback Arrestor

Victor® Flamebuster™Model FB-FR Fuel Gas Flashback Arrestor

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Airgas Part #:VIC0657-0015

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Victor® Flamebuster™Model FB-OR Oxygen Flashback Arrestor

Victor® Flamebuster™Model FB-OR Oxygen Flashback Arrestor

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Airgas Part #:VIC0657-0014

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Western Heavy Duty Check Valve

Western Heavy Duty Check Valve

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Airgas Part #:WESCV-4MSS

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Lincoln® DownFlex® Spark Arrestor

Lincoln® DownFlex® Spark Arrestor

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Airgas Part #:LINKP2752-12

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Harris® Model 147.031 225 PSI 1" Oxygen Dry-Type Flashback Arrestor

Harris® Model 147.031 225 PSI 1" Oxygen Dry-Type Flashback Arrestor

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Airgas Part #:HCL4300228

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RADNOR™ Model WE-60 Fuel Gas And Oxygen Check Valve Set (Torch Model)

RADNOR™ Model WE-60 Fuel Gas And Oxygen Check Valve Set (Torch Model)

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Airgas Part #:RAD64003948

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Harris® Model 8530 20 PSI 1/2" Acetylene Dry-Type Flashback Arrestor

Harris® Model 8530 20 PSI 1/2" Acetylene Dry-Type Flashback Arrestor

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Airgas Part #:HCL4300222

Check Valves And Flash Arrestors At Airgas

Airgas offers a wide variety of check valves and flash arrestors from leading manufacturers like RADNOR™️, Western Enterprises, Harris Products Group and Victor that are critical for on-the-job safety. They prevent reverse gas flow and extinguish flashback fire during the oxyfuel processes. Choose from demand valves, plug assemblies, retrofit kits, adapters, inlet checks, torch/hose connection sets, and more with Airgas's convenient one-stop shopping.


Airgas is a leading single-source supplier for all things gases, welding equipment and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.