PFS Corporation Stop

PFS Corporation Stops have been designed to inject chemical into the center stream of the flow.

Standard features include:

Caution: When installing or removing quill from corporation valve gland, ensure that the system pressure is at 0 psig.


Corporation Stop


Further Details:

  • Standard insertion lengths available are 2 5⁄8 inches and 4 5⁄8 inches
  • Custom insertion lengths available upon request
  • Available in PVC, CPVC, PP, PVDF, 316 S/S, and Hastelloy C276. Other materials available upon request
  • Maximum temperature (metallic options) of 176℃ (350℉)
  • Maximum pressure (metallic options) of 2000 psig
  • Standard 1/8" discharge orifice for high velocity discharge. Optional 1/4" discharge orifice available for higher capacity flow

PFS Corp Stop Instruction Manual

Corporation Stop in Metal and Plastic

Retractable Corporation Stop


Further Details:

  • Allows installation and retrieval of the quill under full operating pressure up to 1000 psig
  • Titanium Gr. 5 retractable rod for compact design
  • 3 materials of construction for greater durability: 316 S/S, Alloy 20, and Hastelloy
  • Connection in NPT, metric or flanged
  • Extensive variety of designs, materials, and size configurations to best suit your application
  • Retrofit kit is available for standard PFS Corporation Stops

PFS Retractable Corp Stop Brochure

Retractable Corporation Stop High Pressure in Metal

More Information on PFS Corporation Stops

PFS Corp Stop Product Literature

Corp Stop Ordering Information

Corp Stop Application Worksheet

Instruction Manual

Corporation Stop Instruction Manual

Price Lists

PFS Corp Stop Canadian Price List 2017

PFS Corp Stop USA Price List 2017

Parts Catalogue CAD Price List 2017

Parts Catalogue USA Price List 2017