The Planted Tank Forum - View Single Post - Metering(needle) valves selection for our CO2 pressurized system

**oldpunk78** · 11-09-2012, 11:03 PM

I'm 99% sure Swagelok uses WIKA gauges from Germany. I also think these regs are very closely related to the Matheson 3200 series.

11-09-2012, 11:03 PM	#200
oldpunk78 newbie (View User Tanks) PTrader: (102/100%) Join Date: Nov 2008 Location: Redding, CA Posts: 4,419	I'm 99% sure Swagelok uses WIKA gauges from Germany. I also think these regs are very closely related to the Matheson 3200 series.