Reopening your pool: things to do to start up your swimming pool after the winter
► With the return of the fine weather it's time to prepare your swimming pool. Follow these steps for a pleasant bathing experience:
 Clean the swimming pool.
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Check that your installation works properly (filter, pump, etc.)
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Clean the water line with hth BORKLER GEL. Remove any dirt from the swimming pool using hth accessories.

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 Clean the filter:
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Descale the sand filter with hth FILTERWASH.
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Adjust the water level in the swimming pool.

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 Analyse and treat the water:
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Check the pH with the hth CHLORINE/pH KIT and adjust it if necessary with hth pH+ to increase the pH or hth pH- to reduce it.
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Deliver a shock chlorination with 150 g of hth SHOCK per 10 m3 of water, with the filter running for at least 24 hours.

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 Regular maintenance:
Provide maintenance treatment every week:
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Check the pH using the hth CHLORINE/pH KIT
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Disinfect the water with 1 hth STICK per 20 m3 of water.
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Add a ½ litre of hth SUPER KLERAL per 25 m3 of water every 2 weeks.
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For crystal clear water, put one hth REGULARFLOC® flocculant cartridge per 25 m3 of water in the skimmer every 2 weeks.
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