Powell Fabrication & Manufacturing, Inc.

Gas Scrubber




Powell is the only manufacturer to offer emergency shutdown systems with pneumatic or electric actuators for use on either small containers (150 lb. – 1 ton) or large containers (such as 90 ton railcars). Powell has taken great care to design dependable systems that are convenient to use, powerful, versatile, and most importantly, reliable. We are proud to have developed valve closure systems superior to any other shutdown system available on the market.

Scrubber Systems

Valve Closure Systems

Compressed Gas Valves

Various Cylinder, Ton Container, and Railcar Valves compatible with both Electric and Pneumatic actuators.  More...

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Provent Gas Equipment Scrubber

Quality Built for Long Performance

The Powell ProVent Chlorine/Sulfur Dioxide Equipment Scrubber is designed to evacuate transfer hoses, piping, and vaporizers used for chlorine process systems. The Powell ProVent, which can be sized for your specific needs, recirculates a caustic soda solution through an eductor to safely neutralize any chlorine remaining in the hoses or piping. In case of power failure, the scrubber can still neutralize chlorine or sulfur dioxide under pressure.

Features include the following:

  • Tefzel®-lined magnetic drive pump or optional titanium pump.
  • Fiberglass or chlorobutyl rubber-lined tank.
  • Halar®-lined steel eductor. Halar®-lined steel eductor.
  • Halar®-lined steel pipe and fittings.
  • Optional oxidation reduction potential (ORP) or pH alarm system.

Provent Scrubber System


for 150 lb & ton Containers

for Railcars & Bullet Tanks

Other Safety Systems


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