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From our technical experts

Lo-Chlor Ultra Spa Clarifier


  • Fast acting, non-toxic, natural clarifier
  • New concentrated formulation
  • Maintains crystal clear water
  • 485ml Bottle


Ultra Spa Clarifier is fast-acting hot tub water clarifier based on a natural polymer called Chitosan. This product is both non-toxic and biodegradable and can be used with all recognised sanitisers.

  • New concentrated formulation
  • Fast acting, non-toxic and readily biodegradable natural clarifier
  • Removes body fats, cosmetic oils & suntan lotions
  • Improves filtration due to its “enzymatic effect” on unwanted pollution
  • Compatible with all recognised sanitisers
  • Full instructions on packaging
  • 485ml Bottle



  1. Ensure that your hot tub/spa water is correctly balanced.
  2. Clean the filter/s prior to use – we recommend the use of Lo-Chlor Instant Filter Cleaner for cartridge filters.
  3. Add the required amount of product to the hot tub/spa (use the dose rate below).
  4. Run the circulation pump for a minimum of 1 hour.
  5. Repeat the dosage on a fortnightly basis and when refilling the hot tub/spa.


Dose at a rate of 100ml per 1,800 litres spa volume every fortnight.

Water Volume Dose
900 Litres 50ml
1,800 Litres 100ml
2,700 Litres 150ml
3,600 Litres 200ml

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Returns Policy

Your rights to return goods are protected under the EU Distance Selling Directive.

You are entitled to cancel your order and return the goods within 7 working days for a full refund not including the cost of delivery. Do this by contacting us by email or telephone and quoting the order number supplied to you. Your refund will be paid within 30 days. You are responsible for the cost and risk of loss or damage when returning the goods, so you should take out enough postal insurance to cover their value. This cancellation policy does not affect your rights when we are at fault - for example, if goods are faulty or incorrectly-described.

Exclusions: Bespoke items (made to measure items) are not included and cannot be returned. If a bespoke item is faulty then the product warranty /guarantee will take effect.

Any goods returned should be in saleable condition.

These terms apply to your order. We may change our terms and conditions at any time, so please do not assume that the same terms will apply in the future.

None of these terms affect your legal rights and these are not diminished in any way. If any term is held to be invalid under any applicable statute or rule of law, that term is automatically omitted from the terms to minimum extent necessary to comply with the law and without affecting the validity or enforceability of the remainder.

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