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hth extra large winter chemical kit closing swimming pools 180m3 h2ofun

Extra Large HTH Winter Chemical Kit For Closing Swimming Pools


  • HTH Winter Chemical Kit For Closing Extra Large Swimming Pools
  • Previously Branded Fi-Clor
  • For Large Pools Up To 180m3
  • HTH Non-Copper MultiFunctional Longlife Algicide
  • HTH Shock Chlorine Granules
  • HTH Pool Chemicals to keep your pool clean over Winter

DELIVERY: We aim to send all products out on a next working day service but all standard deliveries will be within 5 working days

RETURNS: This product can be returned in original packaging, suitable for resale, within 14 days from date of delivery.


HTH Winter Pool Chemical Kits will provide you with the essential water treatment products to keep your swimming pool clean throughout the winter months.

Winterising you pool correctly with HTH (previously Fi-Clor) Chemicals. This will help avoid costly repair bills and leave you with a clean pool to start the new season. Our HTH Brand Winter Swimming Pool Chemicals have been packaged to suit all styles of swimming pool. HTH Swimming Pool Winter Closing Kits for Closing Small, Medium, Large & Extra Large Pools.

When closing your swimming pool for winter with HTH Winter Closing Chemicals it is vital you protect the swimming pool as much as you can, large scale units such as heat pumps and pumps have their own manufactures guidelines you should followed for winterising. But keeping the water intact and protecting your pool liner from staining is the same across the board. The pool should be shock treated first with HTH Superfast Shock, a powerful oxidizing agent that helps burn off any remaining impurities and leaves your pool clean and clear before you add the HTH Super Kleral Multifunctional Longlife algaecide. 

HTH Shock – An easy method for shock dosing your swimming pool water. An effective way to deal with water problems and restore clear sparkling water. To ensure safe to use of your pool, maintain a free level between 1-3 ppm and a pH level of between 7.2 and 7.6

HTH Super Kleral Multi-Functional Longlife Algicide - A copper free longlife algicide that has Anti-Scale & Anti-Stain properties that will help keep your pool clear all Winter.

X-Large - Closing Pools For Winter up to 180 cubic metres - 5kg HTH Shock Granules & 6 Litres HTH Super Kleral Multifunctional Algicide


Small to Medium - Closing Pools For Winter up to 45 cubic metres - Max Pool Size 24ft x 12ft - 1kg HTH Shock Granules & 3 Litres HTH Super Kleral Multifunctional Algicide

Large - Closing Pools For Winter up to 100 cubic metres - Max Pool Size 40ft x 20ft  - 1 x 5kg HTH Shock Granules & 3 Litres HTH Super Kleral Multifunctional Algicide

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