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Griffco Valve, Inc., manufactures high quality chemical feed equipment for pumps and systems, including:

  • Back pressure valves
  • Pressure relief valves
  • Calibration columns
  • Injection valves
  • Corporation stops
  • Gauge guards
  • Pulsation dampeners
  • Y strainers
  • chemical feed accessories

Griffco is NSF, CE, CRN and ISO 9001 certified. All products manufactured by Griffco are proudly made in the USA.

In processing industries such as water and wastewater, desalination, mining, pulp and paper, oil and gas, power generation, and many others, Griffco Valve customers count on our products and technical support to help achieve optimum productivity at a reasonable price. Our accessories are used primarily on chemical dosing skids, but they can be installed to protect expensive capital equipment including pressure vessels, filtration equipment, and energy efficient recovery systems.

More

Griffco - Air Release Back Pressure Valve
999-1412-001

Griffco - Air Release Back Pressure Valve
More
Griffco - Air Release Back Pressure Valve
Griffco - Air Release Back Pressure Valve
999-1412-001

Air release valve acts as a priming valve for a back pressure valve.

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Griffco - G Series Back Pressure Valve
999-1412-002

Griffco - G Series Back Pressure Valve
More
Griffco - G Series Back Pressure Valve
Griffco - G Series Back Pressure Valve
999-1412-002

Griffco G-Series diaphragm back pressure valves are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - G Series Pressure Relief Valve
999-1412-003

Griffco - G Series Pressure Relief Valve
More
Griffco - G Series Pressure Relief Valve
Griffco - G Series Pressure Relief Valve
999-1412-003

Griffco G-Series diaphragm pressure relief valves are designed to protect chemical feed systems from over pressure damage caused by defective equipment or a blockage in the chemical feed line. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - Glass Calibration Columns
999-1412-004

Griffco - Glass Calibration Columns
More
Griffco - Glass Calibration Columns
Griffco - Glass Calibration Columns
999-1412-004

Griffco PVC and Borosilicate Glass calibration cylinders are designed to enhance the performance of a chemical feed system by providing a verification of the flow rate of the chemical feed pump.

More

Griffco - High Flow Back Pressure Valve
999-1412-005

Griffco - High Flow Back Pressure Valve
More
Griffco - High Flow Back Pressure Valve
Griffco - High Flow Back Pressure Valve
999-1412-005

Griffco High-Flow diaphragm back pressure valves are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Larger orifice size makes the valves ideal for use with higher viscosity fluids.

More

Griffco - High Flow Pressure Relief Valve
999-1412-006

Griffco - High Flow Pressure Relief Valve
More
Griffco - High Flow Pressure Relief Valve
Griffco - High Flow Pressure Relief Valve
999-1412-006

Griffco High-Flow diaphragm pressure relief valves are designed to protect chemical transfer systems from over pressure damage caused by defective equipment or a blockage in the chemical feed chemical feed line. Large orifice sizes facilitate high flows and higher viscosity fluids.

More

Griffco - High Pressure Relief Valve
999-1412-007

Griffco - High Pressure Relief Valve
More
Griffco - High Pressure Relief Valve
Griffco - High Pressure Relief Valve
999-1412-007

Griffco High-Pressure diaphragm pressure relief valves are designed to protect chemical feed systems from over pressure damage caused by defective equipment or a blockage in the chemical feed chemical feed line. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - M Series Back Pressure Valve
999-1412-008

Griffco - M Series Back Pressure Valve
More
Griffco - M Series Back Pressure Valve
Griffco - M Series Back Pressure Valve
999-1412-008

Griffco M-Series diaphragm back pressure valves are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - M Series Pressure Relief Valve
999-1412-009

Griffco - M Series Pressure Relief Valve
More
Griffco - M Series Pressure Relief Valve
Griffco - M Series Pressure Relief Valve
999-1412-009

Griffco M-Series diaphragm back pressure valves are designed to protect chemical feed systems from over pressure damage caused by defective equipment or a blockage in the chemical feed line. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - PTFE Flanged Back Pressure Valve
999-1412-010

Griffco - PTFE Flanged Back Pressure Valve
More
Griffco - PTFE Flanged Back Pressure Valve
Griffco - PTFE Flanged Back Pressure Valve
999-1412-010

Griffco G-Series diaphragm back pressure valves with solid PTFE flanges are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - PTFE Flanged Pressure Relief Valve
999-1412-011

Griffco - PTFE Flanged Pressure Relief Valve
More
Griffco - PTFE Flanged Pressure Relief Valve
Griffco - PTFE Flanged Pressure Relief Valve
999-1412-011

Griffco G-Series diaphragm pressure relief valves with solid PTFE flanges are designed to protect chemical feed systems from over pressure damage caused by defective equipment, a blockage in the chemical feed line, or a shut valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

More

Griffco - PVC Calibration Columns
999-1412-012

Griffco - PVC Calibration Columns
More
Griffco - PVC Calibration Columns
Griffco - PVC Calibration Columns
999-1412-012

Griffco PVC and Borosilicate Glass calibration cylinders are designed to enhance the performance of a chemical feed system by providing a verification of the flow rate of the chemical feed pump. Griffco offers a wide range of calibration column sizes and material options that work in many different applications.

More

Griffco - Unibody Back Pressure Valve
999-1412-013

Griffco - Unibody Back Pressure Valve
More
Griffco - Unibody Back Pressure Valve
Griffco - Unibody Back Pressure Valve
999-1412-013

Griffco's new Unibody back pressure valve is the latest innovation to ensure leak-free connections and operation.

More

Griffco - Unibody Pressure Relief Valve
999-1412-014

Griffco - Unibody Pressure Relief Valve
More
Griffco - Unibody Pressure Relief Valve
Griffco - Unibody Pressure Relief Valve
999-1412-014

Griffco's new Unibody back pressure valve is the latest innovation to ensure leak-free connections and operation.

 

Contact Us

Maltz Sales Company
17 Powder Hill Road
Lincoln, RI 02865
USA
Phone: 508.203.2400
Toll Free: 800.370.0439
Fax: 508.203.2401

sales@maltzsales.com

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