Clack Water Softener (WS1) and Carbon Filter

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Clack Water Softener with Integrated Clack Carbon Filtration System

Experience cleaner, softer water with the Clack WS1 Water Softener paired seamlessly with a Clack Carbon Filter, designed for maximum efficiency and reliability.

This system offers flexibility with your choice of Clack WS1 Backwashing Carbon Filter or Clack Upflow Filter, allowing you to tailor your water treatment to your specific needs.

Clack Softener with Carbon Filter

What's Included


  • WS1 EE Control Valve & Softener Tank
  • Choice of WS1 Backwashing or Upflow Head
  • Brine Tank + Assembly + EZsalt Smart Sensor
  • Clack Bypass Valve
  • 8% Crosslinked Resin
  • Choice of Carbon Media
  • Fittings of Your Choice
  • 5 Year Limited Warranty for Control Valve (10 Years on Tanks)
  • Free Shipping
  • Free Replacement Parts for Life

Key Features:

  • Dual Carbon Filter Options: Choose between the traditional Clack Backwashing Carbon Filter for effective contaminant removal or the innovative Clack Upflow Filter that enhances filtration efficiency by optimizing water flow.
  • Big Blue Sediment Filter: Comes standard with a 10" or 20" Big Blue Sediment Filter (based on system size) to capture larger particles, protecting your softener and carbon filter from sediment damage.
  • Reliable Clack Control Valve: Ensures precise regeneration cycles and easy programming, enhancing system longevity and performance.
  • Softener and Carbon Filtration Combo: Provides comprehensive treatment by softening hard water minerals while removing chlorine, organic compounds, and other impurities for better tasting, cleaner water.
  • Durable Construction: Built with high-quality materials designed to withstand regular use and maintain consistent water quality.
  • Cost-Effective: Combines multiple filtration steps into one streamlined system, reducing installation time and maintenance costs.
Clack Softener with Carbon Filter

Carbon Media Options

  • OLC 12x30 Activated Coconut Shell Carbon: With a slightly larger granule size, this carbon is optimized for high-flow applications, providing superior chlorine removal and long-lasting performance.
  • Jacobi 12x40 Coconut Shell Carbon: Made from sustainably sourced coconut shells, this media is excellent for removing chlorine, VOCs, and organic compounds while imparting no taste or odor to the water.
  • Jacobi 12x40 Catalytic Coconut Shell Carbon: Combines the natural efficiency of coconut shell carbon with catalytic properties for advanced filtration of chloramines, hydrogen sulfide, and other challenging contaminants.
  • Centaur 12x40 Coconut Shell Carbon: A premium-grade coconut-based catalytic carbon, offering excellent removal of chloramines, hydrogen sulfide, and organic contaminants with minimal pressure drop and no taste or odor carryover.
  • Centaur 12x40 Catalytic Carbon: A high-activity catalytic carbon ideal for removing chloramines, hydrogen sulfide, and other stubborn contaminants. Perfect for applications requiring enhanced chemical reduction.
  • Filtrasorb 12x40 Bituminous Coal Carbon: A durable bituminous coal-based carbon designed for general-purpose filtration, providing effective removal of chlorine, organic compounds, and taste and odor issues.
  • Filtrasorb 12x40 Bituminous Coal Acid Rinse Carbon: Specially acid-washed for enhanced purity, this carbon reduces the potential for pH spikes and leaching, making it suitable for applications requiring low ash and minimal trace impurities.
Carbon Media Options

Free Salt Monitoring Sensor Included!

Every WS1 water softener system we sell now includes the revolutionary EZsalt Smart Sensor at no additional cost. This advanced sensor connects to your smartphone, sending real-time alerts when salt runs low and eliminating surprise outages.

Included Features:

  • 24/7 Monitoring: Check salt levels instantly from your phone
  • Automatic Alerts: Never worry about running out of salt again
  • Quick Setup: Seamlessly integrates with your new system
  • Optional Delivery: Connect with local dealers for automated salt delivery
Learn More
EZsalt softener sensor with app

Clack WS1 EE Valve Specs

Control Valve Model CL-WS1-EE
Inlet/Outlet Fittings 3/4" to 1.5" NPS
Cycles Up to 6
Regeneration Downflow
Drain Line 1/2" OD
Brine Line 3/8" or 1/2" OD Poly Tube Compression
Supply Voltage 100VAC to 120VAC
Service Flow Rate 27 GPM
WS1 eevControl Valve

C-Series Softener Sizing

Capacity Tank Size Salt Capacity Flow Rate Resin Cu. Ft.
32,000 Grains 9 x 48 200 lbs 10 GPM 1.00
40,000 Grains 10 x 44 225 lbs 13 GPM 1.25
48,000 Grains 10 x 54 250 lbs 16 GPM 1.50
64,000 Grains 12 x 48 300 lbs 18 GPM 2.00
80,000 Grains 13 x 54 400 lbs 20 GPM 2.50


Clack Water Softener (WS1) and Carbon Filter Reviews