providing quality product Check Valves

90-3FGR / 90-3FGL Check Valves
AGA® X21 Style
Reverse Flow Check Valves


Reverse flow check valves torch for torch

Helps prevent dangerous reverse flow mixing of gas in gas in hose and regulators
Attached with nut

Stem diameter 5/16"(8mm)


Model Gas
90-3FGR Oxygen
90-3FGL Fuel Gas

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