CTX-250 ClorShock tablets 30g

Chlorine treatment for water recovery

  • Fast-dissolving
  • The tablets have an effervescent effect ensuring swift rise in chlorine rate
  • Stable chlorine, lasts longer in the water.
  • Does not modify pH
  • Recommended for use in tiled pools or in skimmer
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Owing to its high solubility in water the required quantity of residual chlorine is rapidly obtained.
The free residual chlorine obtained in the water offers higher stability against ultraviolet light.
Does not alter the pH of the pool water.
Product suitable for the disinfection of swimming pools made with ceramic materials.
Avoid prolonged contact of this product on swimming pools surfaces made with polyester, vinyl or liner. This product could discolours these surfaces.

CODE Description
75133 1 Kg
75134 5 Kg
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Instructions for use


Always adjust the pH before adding chlorine to the water, to make it as effective as possible.
A) Introduce the necessary product doses into the skimmers. Connect the filtering equipment after and you will have the product dissolved in the water, because water will be flowing through the skimmers.
B) It can also introduce the product in a doser. Fill it with tablets of product and afterwards make the water flow through the doser.
The product should be added preferably at sunset and without the presence of swimmers in the pool water.

The level of free residual chlorine should always be between 0,5 – 2 mg/L. This level is easily determined using a chlorine and pH test kit, and should be measured twice daily.


Initial Treatment: Add 1 or 2 tablets of product for 1 m3. Wait for two hours before adjusting the pH level between 7,2 - 7,6 using either ctx 10 pH Minus solid or ctx 20 pH Plus solid.
The Initial treatment should be repeated whenever the water does not appear transparent.
Maintenance Treatment: Once the pH level of the water has been adjusted, add 1 or 2 tablets of product for 10 m3 of water.
This dose is merely meant as a guideline and may be modified according to differing characteristics of the pool or climate.

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