
HTH Nettoyant Filtre à Sable Filterwash - 1 L reviews: 4.8/5 based on 4 analyzed reviews from 2 sites, updated September 7, 2026.
Praised: cleaning efficiency and powerful descaling.
Written by Augur from the 4 reviews analyzed
This chemical cleaner is designed for the care and maintenance of swimming pool sand filters. Users find it highly effective at removing accumulated impurities and restoring filtration performance.… It proves particularly efficient for deep descaling and complete cleaning of the filter media.
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