NSF/ANSI 61 Certified for Drinking Water

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The disinfection solution for low volume municipal water treatment

The Constant Chlor® Marathon Feeder System is the latest Constant Chlor innovation, designed specifically to handle conditions and requirements to chlorinate at remote sites, reservoir/boosting sites and secondary disinfection applications at office and institutional buildings. Constant Chlor’s® uniquely developed system treats 250,000 gallons (946,352 l) up to 3PPM, operates at pressure ranges up to 100PSI (6.89 bar) and delivers up to 7lbs (3.17 kg) per day chlorine.


  • Unique briquette shape creates a well-packed spray bed
  • Dry, easy-to-handle formulation
  • Longer shelf life than liquid bleach
  • Meets AWWA Standard B300
  • Provide chlorine residual to mantain ongoing efficacy
  • Extended release

More Information

Marathon Feeder Specs

Width:12"30.48 cm
Depth:13"33.02 cm
Height:31"78.74 cm
Weight (empty):15 lbs6.8 kg
Tubing Size (O.D.):5/8"15.87 mm

Constant Chlor® Marathon Tablets

  • Locking mechanism for more controlled tablet loading
  • Tablets designed specifically for use with Marathon Feeders
  • Dual control mechanism for precision control of chlorine output rate.
  • Pressure rated up to 100 PSI (6.89 bar)
  • NSF 61 Certified