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
  • Field repairable
  • 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

CSB Corporation Stop


Further Details:

  • Brass body construction, meeting or exceeding the Lead Free (LF) requirements of less than 0.25%
  • Available with PVC or CPVC injection quills and couplings
  • Available in NPT or AWWA Pipe Connections in 3/4" or 1" sizes
  • Field repairable
  • Adjustable Insertion Length from 0 to 7.5" (19cm)
  • 1/2" NPT chemical connection sizes standard
  • Stainless Steel Retainer cable for safe removal of quill from service
  • Maximum pressure to 150 PSIG (10 bar) at 68℉ (20℃)

CSB Corp Stop Brochure

CSB Corp Stop Instruction Manual

CSB Corporation Stop with blue background

More Information on PFS Corporation Stops

PFS Corp Stop Product Literature

CSB Corp Stop Product Literature

Corp Stop Ordering Information

Corp Stop Application Worksheet

Instruction Manual

Corporation Stop Instruction Manual

CSB Corp Stop Instruction Manual

Price Lists

PFS Corp Stop Canadian Price List

PFS Corp Stop USA Price List

CSB Corp Stop Canadian Price List

CSB Corp Stop USA Price List

Parts Catalogue CAD Price List

Parts Catalogue USA Price List