CI Valves


  • CI Control Valves Produced by Clack Corporation
  • Reliable, robust and versatile for a range of water treatment solutions
  • Available in 1", 1.25", 1.5" and 2" to suit a range of flow rates
  • Fully programmable with a range of operation modes available
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CI Valves


The Clack CI Control Valve is a robust and reliable valve created with the water treatment professional in mind. Supplied as 1″, 1.25″, 1.5″ and 2″ sized valves, the CI can be used for single vessel systems, duplex systems including MAV (motorised access valve) and NHBP (No Hardness Bypass Valve) configurations.

The CI Control Valve boasts a whole host of features, including:

A range of sizes suitable for all applications from domestic cabinet softeners, up to industrial systems.

Solid State Microprocessor with Easy Access Front Panel Settings

Front Panel Display for Time of Day, Days Until Regeneration, Volume Remaining and Current Flow Rate

Four Modes of Operation; Meter Immediate, Meter Delayed, Time Clocke Delayed and Pressure Differential

Programmable in PPM, French Degrees, German Degrees or Cubic Meters

Fully Programmable Regeneration Cycle Sequence (up to a maximum of 9).

Programmable Regeneration Cycle Times

Treated Water Regenerant Refill

Low Salt Alarm



Inlet/Outlet Fittings1"1.25"1.5"2"
Valve MaterialsNorylNorylBrassBrass
Service Flow Rate
(@ 15 psi/1 bar drop) lpm
Backwash Flow Rate
(@ 25 psi/ 1.7 bar drop)
CyclesUp to 9
RegenerationDownflow / UpflowDownflowDownflowDownflow
Operating Pressure (bars)1.4 - 8.6
Operating Temperature4 - 43oC
Cycles of Operation
1. Backwash1 - 120 min.
2. Rinse1 - 120 min.
3. Brine1 - 180 min.
4. Regenerant Refill0.05 - 95kg
5. Service1 - 480 min.
Compatible with
Sodium Chloride, Potassium Chloride, Potassium Permanganate, Sodium Bisulfite, Chlorine and Cloramines


Clack CI Valves are Suitable for
  • Domestic Cabinet Softeners
  • Commercial Applications
  • Industrial Water Treatment Requirements
  • Water Softeners & Problem Water Treatment

Bespoke Water Treatment Systems

J&F offers bespoke, all-inclusive water treatment solutions, including new installations and decommissioning of old systems. Get in touch today to find out how we can help.

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The complete J&F Product Range

J&F Water Treatment offers a full range of products including water softeners, filters and housings, conditioning products and reverse osmosis systems.

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