{"id":646,"date":"2026-05-11T15:44:00","date_gmt":"2026-05-11T13:44:00","guid":{"rendered":"https:\/\/piscinistes-charente-maritime.fr\/blog\/?p=646"},"modified":"2026-05-11T15:44:00","modified_gmt":"2026-05-11T13:44:00","slug":"ph-ideal-piscine-chlore","status":"publish","type":"post","link":"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/","title":{"rendered":"Quel est le pH id\u00e9al pour une piscine au chlore ?"},"content":{"rendered":"<p><strong>Le pH id\u00e9al d&#39;une piscine au chlore<\/strong> se situe entre <strong>7,2 et 7,4<\/strong>. En dehors de cette plage, votre chlore perd son efficacit\u00e9, et vos baigneurs trinquent.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"Estivage : l&#039;analyse du pH et du Chlore 2 l Tutos Caron Piscines\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/4gYQPmEx0CE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sommaire<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Le_pH_ideal_piscine_chlore_en_un_coup_doeil\" >Le pH id\u00e9al piscine chlore en un coup d&#39;\u0153il<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Pourquoi_le_chlore_desequilibre-t-il_le_pH\" >Pourquoi le chlore d\u00e9s\u00e9quilibre-t-il le pH ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Comment_mesurer_le_pH_de_votre_piscine\" >Comment mesurer le pH de votre piscine ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Choisir_le_bon_outil\" >Choisir le bon outil<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Quand_tester\" >Quand tester ?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Comment_corriger_le_pH_de_votre_piscine\" >Comment corriger le pH de votre piscine ?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#pH_trop_bas_inferieur_a_72\" >pH trop bas (inf\u00e9rieur \u00e0 7,2)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#pH_trop_eleve_superieur_a_74\" >pH trop \u00e9lev\u00e9 (sup\u00e9rieur \u00e0 7,4)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Automatiser_pour_ne_plus_y_penser\" >Automatiser pour ne plus y penser<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Les_erreurs_qui_coutent_cher\" >Les erreurs qui co\u00fbtent cher<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Et_maintenant\" >Et maintenant ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Quel_est_le_pH_ideal_pour_une_piscine_au_chlore\" >Quel est le pH id\u00e9al pour une piscine au chlore ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Le_chlore_fait-il_baisser_le_pH_de_la_piscine\" >Le chlore fait-il baisser le pH de la piscine ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Comment_relever_le_pH_dune_piscine\" >Comment relever le pH d&rsquo;une piscine ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Quel_taux_de_chlore_pour_une_piscine\" >Quel taux de chlore pour une piscine ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/piscinistes-charente-maritime.fr\/blog\/ph-ideal-piscine-chlore\/#Comment_savoir_si_le_pH_de_ma_piscine_est_bon\" >Comment savoir si le pH de ma piscine est bon ?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 id=\"le-ph-id\u00e9al-piscine-chlore-en-un-coup-d\u0153il\"><span class=\"ez-toc-section\" id=\"Le_pH_ideal_piscine_chlore_en_un_coup_doeil\"><\/span>Le pH id\u00e9al piscine chlore en un coup d&#39;\u0153il<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Un seul chiffre \u00e0 retenir : <strong>7,2 \u00e0 7,4<\/strong>. Dans cette plage, 50 \u00e0 70 % du chlore est actif contre bact\u00e9ries et virus. Au-dessus de 7,6, ce taux chute sous 50 %. En dessous de 7, l&#39;eau corrode tout sur son passage.<\/p>\n<table>\n<thead>\n<tr>\n<th>Param\u00e8tre<\/th>\n<th>Valeur cible<\/th>\n<th>Cons\u00e9quence si hors plage<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>pH<\/td>\n<td>7,2 \u00e0 7,4<\/td>\n<td>Chlore inefficace, irritations, corrosion<\/td>\n<\/tr>\n<tr>\n<td>Chlore libre<\/td>\n<td>1,5 \u00e0 2 mg\/L<\/td>\n<td>Eau non d\u00e9sinfect\u00e9e ou agressive<\/td>\n<\/tr>\n<tr>\n<td>TAC<\/td>\n<td>80 \u00e0 120 ppm<\/td>\n<td>pH instable<\/td>\n<\/tr>\n<tr>\n<td>Acide cyanurique<\/td>\n<td>30 \u00e0 50 ppm (ext\u00e9rieur)<\/td>\n<td>Chlore d\u00e9grad\u00e9 par les UV<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Contr\u00f4lez ces quatre param\u00e8tres ensemble. L&#39;un influe sur l&#39;autre.<\/p>\n<h2 id=\"pourquoi-le-chlore-d\u00e9s\u00e9quilibre-t-il-le-ph-\"><span class=\"ez-toc-section\" id=\"Pourquoi_le_chlore_desequilibre-t-il_le_pH\"><\/span>Pourquoi le chlore d\u00e9s\u00e9quilibre-t-il le pH ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Le chlore, surtout sous forme d&#39;hypochlorite, acidifie naturellement l&#39;eau. R\u00e9sultat : votre <strong>pH piscine chlore<\/strong> descend apr\u00e8s chaque traitement.<\/p>\n<p>Ajoutez le chlore en petites doses. Attendez 4 \u00e0 6 heures, puis testez. Jamais l&#39;inverse.<\/p>\n<h2 id=\"comment-mesurer-le-ph-de-votre-piscine-\"><span class=\"ez-toc-section\" id=\"Comment_mesurer_le_pH_de_votre_piscine\"><\/span>Comment mesurer le pH de votre piscine ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 id=\"choisir-le-bon-outil\"><span class=\"ez-toc-section\" id=\"Choisir_le_bon_outil\"><\/span>Choisir le bon outil<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Deux options concr\u00e8tes : les bandelettes (pr\u00e9cision de \u00b10,2, comptez 10 \u00e0 20 \u20ac) ou le testeur \u00e9lectronique (pr\u00e9cision de \u00b10,1, entre 30 et 50 \u20ac). Pour une piscine de plus de 50 m\u00b3, le photom\u00e8tre vaut l&#39;investissement.<\/p>\n<h3 id=\"quand-tester-\"><span class=\"ez-toc-section\" id=\"Quand_tester\"><\/span>Quand tester ?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Le matin, apr\u00e8s au moins 4 heures de filtration. Jamais juste apr\u00e8s un ajout de produit. La <strong>r\u00e9glementation fran\u00e7aise<\/strong> fixe un pH entre 6,5 et 7,8 pour les piscines collectives. Pour une piscine priv\u00e9e, visez 7,2 \u00e0 7,4 sans attendre l&#39;inspection.<\/p>\n<h2 id=\"comment-corriger-le-ph-de-votre-piscine-\"><span class=\"ez-toc-section\" id=\"Comment_corriger_le_pH_de_votre_piscine\"><\/span>Comment corriger le pH de votre piscine ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 id=\"ph-trop-bas-inf\u00e9rieur-\u00e0-72\"><span class=\"ez-toc-section\" id=\"pH_trop_bas_inferieur_a_72\"><\/span>pH trop bas (inf\u00e9rieur \u00e0 7,2)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ajoutez du carbonate de sodium. Dose : 1 kg pour 10 m\u00b3 hausse le pH d&#39;environ 0,2. Faites tourner la pompe 2 heures, puis retestez.<\/p>\n<h3 id=\"ph-trop-\u00e9lev\u00e9-sup\u00e9rieur-\u00e0-74\"><span class=\"ez-toc-section\" id=\"pH_trop_eleve_superieur_a_74\"><\/span>pH trop \u00e9lev\u00e9 (sup\u00e9rieur \u00e0 7,4)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Utilisez du bisulfate de sodium. M\u00eame logique : 1 kg pour 10 m\u00b3 abaisse le pH de 0,2. Ne surdosez pas, l&#39;eau deviendrait agressive pour les muqueuses et les \u00e9quipements.<\/p>\n<table>\n<thead>\n<tr>\n<th>Produit correcteur<\/th>\n<th>Usage<\/th>\n<th>Prix indicatif (1 kg)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Bisulfate de sodium<\/td>\n<td>Abaisser le pH<\/td>\n<td>5 \u00e0 10 \u20ac<\/td>\n<\/tr>\n<tr>\n<td>Carbonate de sodium<\/td>\n<td>\u00c9lever le pH<\/td>\n<td>5 \u00e0 10 \u20ac<\/td>\n<\/tr>\n<tr>\n<td>Bicarbonate de sodium<\/td>\n<td>Remonter le TAC<\/td>\n<td>10 \u00e0 20 \u20ac<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"automatiser-pour-ne-plus-y-penser\"><span class=\"ez-toc-section\" id=\"Automatiser_pour_ne_plus_y_penser\"><\/span>Automatiser pour ne plus y penser<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Un r\u00e9gulateur pH (pH-m\u00e8tre + pompe doseuse) g\u00e8re tout seul les corrections. Comptez 500 \u00e0 1 500 \u20ac \u00e0 l&#39;installation. Rentabilis\u00e9 en deux saisons pour une piscine de plus de 50 m\u00b3. <em>Hayward<\/em> et <em>Zodiac<\/em> proposent des mod\u00e8les fiables dans cette gamme.<\/p>\n<h2 id=\"les-erreurs-qui-co\u00fbtent-cher\"><span class=\"ez-toc-section\" id=\"Les_erreurs_qui_coutent_cher\"><\/span>Les erreurs qui co\u00fbtent cher<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Ajouter du chlore sans tester le pH d&#39;abord. Classique, et pourtant.<\/li>\n<li>N\u00e9gliger le TAC. Sans un TAC entre 80 et 120 ppm, le pH repart dans tous les sens d\u00e8s qu&#39;on touche \u00e0 quoi que ce soit.<\/li>\n<li>Stocker le chlore \u00e0 plus de 30 \u00b0C ou \u00e0 l&#39;humidit\u00e9. Efficacit\u00e9 divis\u00e9e par deux.<\/li>\n<\/ul>\n<p><strong>Testez votre eau deux fois par semaine<\/strong>, trois fois en plein \u00e9t\u00e9 ou apr\u00e8s une forte affluence. C&#39;est 5 minutes qui \u00e9vitent 300 \u20ac de produits correctifs.<\/p>\n<h2 id=\"et-maintenant-\"><span class=\"ez-toc-section\" id=\"Et_maintenant\"><\/span>Et maintenant ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V\u00e9rifiez votre pH d\u00e8s aujourd&#39;hui avec une bandelette. S&#39;il d\u00e9passe 7,4 ou descend sous 7,2, corrigez avant le prochain bain. Un <strong>pH piscine chlore<\/strong> bien r\u00e9gl\u00e9, c&#39;est une eau cristalline, des baigneurs confortables et des \u00e9quipements qui durent.<\/p>\n<p><em>Camille<\/em><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\">\n<div itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h3><span class=\"ez-toc-section\" id=\"Quel_est_le_pH_ideal_pour_une_piscine_au_chlore\"><\/span><span itemprop=\"name\">Quel est le pH id\u00e9al pour une piscine au chlore ?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">Entre 7,2 et 7,4. Dans cette plage, le chlore actif d\u00e9sinfecte efficacement sans irriter les yeux ni la peau.<\/p>\n<\/div>\n<\/div>\n<div itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h3><span class=\"ez-toc-section\" id=\"Le_chlore_fait-il_baisser_le_pH_de_la_piscine\"><\/span><span itemprop=\"name\">Le chlore fait-il baisser le pH de la piscine ?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">Oui, le chlore acidifie naturellement l&rsquo;eau. Testez le pH 4 \u00e0 6 heures apr\u00e8s chaque ajout et corrigez si besoin.<\/p>\n<\/div>\n<\/div>\n<div itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h3><span class=\"ez-toc-section\" id=\"Comment_relever_le_pH_dune_piscine\"><\/span><span itemprop=\"name\">Comment relever le pH d&rsquo;une piscine ?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">Ajoutez du carbonate de sodium par petites doses : 1 kg pour 10 m\u00b3 hausse le pH d&rsquo;environ 0,2. Faites circuler l&rsquo;eau 2 heures avant de retester.<\/p>\n<\/div>\n<\/div>\n<div itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h3><span class=\"ez-toc-section\" id=\"Quel_taux_de_chlore_pour_une_piscine\"><\/span><span itemprop=\"name\">Quel taux de chlore pour une piscine ?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">1,5 \u00e0 2 mg\/L de chlore libre, avec un pH maintenu entre 7,2 et 7,4 pour que la d\u00e9sinfection soit r\u00e9elle.<\/p>\n<\/div>\n<\/div>\n<div itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n<h3><span class=\"ez-toc-section\" id=\"Comment_savoir_si_le_pH_de_ma_piscine_est_bon\"><\/span><span itemprop=\"name\">Comment savoir si le pH de ma piscine est bon ?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n<p itemprop=\"text\">Testez avec des bandelettes ou un photom\u00e8tre. Entre 7,2 et 7,4, tout va bien. En dehors, ajustez avant de vous baigner.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Le pH id\u00e9al d&#39;une piscine au chlore se situe entre 7,2 et 7,4. En dehors de cette plage, votre chlore perd son efficacit\u00e9, et vos baigneurs trinquent. Le pH id\u00e9al piscine chlore en un coup d&#39;\u0153il Un seul chiffre \u00e0 retenir : 7,2 \u00e0 7,4. Dans cette plage, 50 \u00e0 70 % du chlore est&#8230;<\/p>\n","protected":false},"author":1,"featured_media":647,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[5],"tags":[],"class_list":["post-646","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-entretien-piscine"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ph ideal piscine chlore : les erreurs \u00e0 \u00e9viter en 2026<\/title>\n<meta name=\"description\" content=\"Ph ideal piscine chlore : gardez une eau saine et du chlore efficace. 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