Weldmonger Dual Flowmeter with the Best Warranty in the Biz
A dual flowmeter is a convenient way to purge stainless steel with only one argon tank. Another use is to run 2 machines off one tank which comes in clutch when you run out of gas on a weekend.
Whenever you make a full penetration weld on stainless steel, nickel alloys, or titanium, purging the backside with argon is best practice.
Certain industries like sanitary work for food service mandate an argon purge.