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    • pH and alkalinity

    pH and alkalinity

    A good pH value is ideal so that the chlorine can do its job properly. 🏊

    The ideal pH value?     Between 7 and 7,6.
    With pH up & pH down you can easily adjust your pool values.

    A summer-ready pool in 5 steps? Poolboy Marcel is already standing by with his tips!

    17 products
    Sorting
    pH-up-liquid-1-L
    BSI pH Up liquid 1L - increases the pH level of your pool or spa
    €4.95
    ph-down-vloeibaar-5L
    Famiflora pH-minus liquid 5L - lowers the pH level of your pool or spa!
    €8.50
    ph-plus-vloeibaar-5L
    Famiflora pH-plus liquid 5L - raises the pH level of your pool or spa!
    From €11.96
    ph-up-poeder-3kg
    Famiflora pH-plus powder 3kg - raises the pH level of your pool or spa!
    €9.99
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    Promotion
    pH-up-liquid-5-L
    Promotion
    BSI pH Up liquid 5L - increases the pH level of your pool or spa
    €13.95 €13.06
    -20%
    pH-up-poeder-2-5-kg
    -20%
    BSI pH Up 2.5kg (powder) - raises the pH level of your pool or spa
    €14.50 €11.62
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    ph-plus-vloeibaar-1L
    Famiflora pH-plus liquid 1L - raises the pH level of your pool or spa!
    €3.99
    Promotion
    pH-down-liquid-5-L
    Promotion
    BSI pH Down liquid 5L - lowers the pH level of your pool or spa
    €13.95 €13.06
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    -18%
    Alkalinity-up-5-kg
    -18%
    BSI Alkanity Up 5kg (soluble powder)
    €26.95 €22.00
    -31%
    pH-down-poeder-2-5-kg
    -31%
    BSI pH Down 2.5kg (powder) - lowers the pH level of your pool or spa
    €13.95 €9.57
    -19%
    pH-meter
    -19%
    BSI pH meter and temperature gauge
    €59.95 €48.27
    pH-down-liquid-1-L
    BSI pH Down liquid 1L - lowers the pH level of your pool or spa
    €4.95
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    alkalinity-down-1kg-new
    BSI - Alkalinity Down 1 kg - soluble powder
    €12.95
    -18%
    Start-set
    -18%
    BSI Start Set - everything you need for a ready-to-use pool!
    €64.95 €53.55
    -17%
    poolstrip-6-in-1-1-stuk-25-strips-new
    -17%
    BSI Test Strips - 7-in-1 - 25 pieces
    €19.95 €16.60
    ph-down-poeder-3kg
    Famiflora pH-minus powder 3kg - lowers the pH level of your pool or spa!
    €8.50
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    ph-down-vloeibaar-1L
    Temporarily unavailable
    Famiflora pH-minus liquid 1L - lowers the pH level of your pool or spa!
    €3.50