Chlorogene T25


Chlorogene T25 is a Chlorine Dioxide donor, its ideal when added to Hot Tub water for removing Biofilms and dealing with micro bacteria.

Add Chlorogene T25 tablet(s) on commission of Hot Tub water and/or decommissioning of water (drain down) to provide a safe environment for bathers, the product goes to work straight away with a very quick contact time on bacteria and microorganisms.

Ensure you use Chlorogene as part of your weekly / ongoing water management regime.

Chlorogene T25 Tablets have been developed specifically for use as a safe, highly effective anti-microbiological control. The tablets only release chlorine dioxide when in contact with water.

  • Removes Biofilms from internal pipework on Hot Tubs, Spas, Swim Spas and Jetted Baths
  • Ideal for treating high TVC’s and failed colony counts in Hot Tubs and Swimming Pools
  • Kills viruses, pathogens and bacteria
  • Removes sludge and slime
SKU: CHLORT25 Categories: , , ,



The product exhibits the following features and benefits:

  • A solution of high purity Chlorine dioxide is created in minutes.
  • Each 25g tablet releases approximately 2000 parts per million available chlorine dioxide per 1 litre of water. For higher concentrations simply add more tablets.
  • Strong and durable
  • Compact and easy to use tablet.
  • Ideal to meet requirements for small to medium quantities of chlorine dioxide.
  • Limited waste – make as much chlorine dioxide as you need.
  • Requires no equipment or additional precursor chemicals.
  • Highly effective for microbiological control including biofilm and against Legionella bacteria.


  • Remove all chemical feeders from the hot tub prior to application of Chlorogene T25.
  • Ensure the water is circulating before adding Chlorogene T25 to the water.
  • Remove covers before application.
  • Remove cartridge filter(s) prior to application of Chlorogene T25.
  • Turn on the circulation (pumps) and open all diverter valves.
  • Wearing protective gloves and eye protection remove Chlorogene T25 from the foil pouch (add 1 or 2 tablet(s) directly to the skimmer weir/filter housing. The tablet will dissolve in approximately 1 minute (water temp 360C).
  • In some cases, after a few minutes, the water may turn cloudy; this indicates Chlorogene T25 has removed stubborn deposits held within the internal pipework (including biofilms) if this happens then add a further Chlorogene T25 tablet and then drain the water after 15 minutes and refill. This will subside in time, it’s an indication the internal pipework is dirty (presence of Biofilms).
  • As an ongoing maintenance regime, add Chlorogene T25 prior to each drain down of hot tub water.
  • Use Chlorogene to re-commission the water prior to use with Cartridges filters in-situ.
  • Always use a primary sanitiser such as chlorine or bromine in an in-line feeder, but remove when applying Chlorogene T25 to the water.

Additional information

Weight.25 kg

Pot of 5 tablets, Single Tablet