HTH Chlorine Stabiliser 3kg

HTH Chlorine Stabiliser 3kg – HTH Chlorine Stabiliser protects chlorine in outdoor pools by minimising wasteful loss of sanitiser to sunlight.

£34.99 inc VAT

In stock

Product reference: 5306 Category:


HTH Chlorine Stabiliser 3kg
InstructionsCalculate the volume of water in your pool if in doubt refer to the Fi-Clor Swimming Pool Handbook in our downloads section.
Take a cyanuric acid reading using your test kit or test strips. If the reading is below 30mg/l (ppm), you will need to add Fi-Clor Chlorine Stabiliser as below.
The Chlorine Stabiliser can take a few days to dissolve. During this period assist dissolution by sweeping any accumulated product with a pool brush, keeping filters running. Do not backwash.
Warning: Do not use together with other products. May release dangerous gases (chlorine).
Precautions: Never mix chemicals, except by dosing into the pool separately and at different times.
Never add chemicals to the water when bathers are in the pool.
Store in a cool, dry, well ventilated, secure place away from oxidising and reducing agents, eg, petrol, oil, solvents and organic materials; ammonia, fertiliser and nitrogen compounds; strong acids and alkalis.
Avoid direct contact with pool chemicals.
Should there be skin contact with chemicals, wash thoroughly.
Disposal when empty – providing it has been rinsed out on the pool, this container may be disposed of via household recycling.

Warranty & Returns

This product is fully CE approved, but as a chemical based product returns are restricted, and the means of return have to be approved by us, prior to the item being returned due to the nature of these goods.

Should you require any further information, please email where we will respond to your request quickly.

Stock & Delivery

This product is in stock at our warehouse and is ready for Express or Economy Delivery Service.

Delivery – Mainland UK
Orders placed before 2pm Monday to Friday we aim to dispatch on the same day, after 2pm will be the following working day. This does not include Bank Holidays, which are classed as non-working days. Should you require a Saturday delivery or have any other delivery enquiries, please email who will respond to your request quickly.

Try to include your mobile phone number in the checkout area so that our delivery drivers can contact you should they need any further assistance or clarification in delivering your order.

Please ensure you leave detailed information if your delivery address is hard to find or a new housing development. If you know there is a possibility of missing the delivery, you can at the checkout stage leave instructions for the delivery driver to leave without signature and place your goods with a neighbour or in a discreet place out of sight for your later retrieval.

Please note some areas including Scotland(post codes AB, FK, IV, KW, PA, PH, HS, KA, ZE, TR, DD,PH, PA, KY, AB, DD, KW, IV, HS), Isle of Wight, Isle of Man, will need extra carriage. We no longer ship to Jersey, Guernsey or Northern Ireland.


If you are unable to thoroughly check your delivery upon receipt, sign for it as UNCHECKED. If the package is damaged in any way, no matter how small, please sign for it as DAMAGED. We CANNOT CLAIM from our carriers for any damaged items that have not been signed for as UNCHECKED or DAMAGED.

If you sign for a delivery as OK, which you later find to be damaged, our carriers WILL NOT accept liability and you may be charged for the damaged items, in this case a delivery charge for replacement items WILL be made.