Dosing Pump Accessories

Back Pressure Valves

Griffco Back Pressure Valves There are three main types of back pressure valves:

  • M-Series:Low flow (1/4" to 1/2" or DN 8 to DN 15 connections)
  • G-Series:Medium to large flow (1/2" to 4" or DN 15 to DN 100 connections)
  • High Flow:High flow (1/2" to 1" or DN 15 to DN 25 connections)
Variations and Options Include:
  • NEW Unibody:Valvewith union connections, made from a solid PVC or CPVC body
  • PTFE Flanged:G-Series valve with flange connections, made from a solid PTFE body
  • ARV:Air release valve acts as a priming valve for a back pressure valve

Dosing Pump Accessories

Calibration Columns

Milton Roy's calibration columns allow you to calibrate the flow rate of chemical metering pumps and chemical injection systems.

  • To periodically monitor the performance and accuracy of a chemical injection system
  • To insert accurate dosages of chemical into batch processes
  • To calibrate the flow rate of chemical metering pumps and chemical injection systems
  • To periodically monitor the performance and accuracy of a chemical injection system
  • To insert accurate dosages of chemical into batch processes

Dosing Pump Accessories

Pressure Relief Valves

Griffco Pressure Relief Valves There are four main types of pressure relief valves:

  • M-Series:Small connections (1/4" to 1/2" or DN 8 to DN 15)
  • G-Series:Medium to large connections (1/2" to 4" or DN 15 to DN 100)
  • High-Flow:High-flow connections (1/2" to 1" or DN 15 to DN 25)
  • High-Pressure:High-pressure connections up to 2000 psi (138 bar) in sizes from 1/4" to 1" (DN 8 to DN 25)
Variations and Options Include:
  • NEW Unibody:valve with union connections, made from a solid PVC or CPVC body
  • PTFE Flanged:G-Series valve with flange connections, made from a solid PTFE body