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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!

    18 products
    Sorting
    pH-up-liquid-1-L
    BSI pH Up liquid 1L - increases the pH level of your pool or spa
    €4.95
    Promotion
    pH-up-liquid-5-L
    Promotion
    BSI pH Up liquid 5L - increases the pH level of your pool or spa
    €13.95 €13.31
    -22%
    Alkalinity-up-5-kg
    -22%
    BSI Alkanity Up 5kg (soluble powder)
    €26.95 €20.95
    Promotion
    pH-down-liquid-5-L
    Promotion
    BSI pH Down liquid 5L - lowers the pH level of your pool or spa
    €13.95 €13.10
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    pH-down-liquid-1-L
    BSI pH Down liquid 1L - lowers the pH level of your pool or spa
    €4.95
    -22%
    pH-up-poeder-2-5-kg
    -22%
    BSI pH Up 2.5kg (powder) - raises the pH level of your pool or spa
    €14.50 €11.37
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    poolstrip-6-in-1-1-stuk-25-strips-new
    poolstrip 6 in 1 | 1 stuk - 25 strips new
    €19.95
    -19%
    Start-set
    -19%
    BSI Start Set - everything you need for a ready-to-use pool!
    €64.95 €52.34
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    -30%
    pH-down-poeder-2-5-kg
    -30%
    BSI pH Down 2.5kg (powder) - lowers the pH level of your pool or spa
    €13.95 €9.70
    -28%
    pH-meter
    -28%
    BSI pH meter and temperature gauge
    €59.95 €43.26
    -24%
    Digital-pH-Meter-Inc-2-Calibration-Sol-
    -24%
    Stock clearance
    Kokido Digital pH Meter
    €39.99 €30.39
    ph-down-vloeibaar-1L
    Temporarily unavailable
    Famiflora pH-minus vloeibaar 1L - verlaagt de pH-waarde van je zwembad of spa!
    €3.50
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    ph-plus-vloeibaar-1L
    Temporarily unavailable
    Famiflora pH-plus vloeibaar 1L - verhoogt de pH-waarde van je zwembad of spa!
    €3.99
    ph-plus-vloeibaar-5L
    Temporarily unavailable
    Famiflora pH-plus vloeibaar 5L - verhoogt de pH-waarde van je zwembad of spa!
    €11.50
    ph-down-poeder-3kg
    Temporarily unavailable
    Famiflora pH-minus poeder 3kg - verlaagt de pH-waarde van je zwembad of spa!
    €8.50
    ph-up-poeder-3kg
    Temporarily unavailable
    Famiflora pH-plus poeder 3kg - verhoogt de pH-waarde van je zwembad of spa!
    €9.99
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop
    ph-down-vloeibaar-5L
    Temporarily unavailable
    Famiflora pH-minus vloeibaar 5L - verlaagt de pH-waarde van je zwembad of spa!
    €8.50
    alkalinity-down-1kg-new
    Temporarily unavailable
    alkalinity down | 1kg new
    €12.95
    Free delivery from € 40
    Tailored advice from our experts
    The sustainable & ecological webshop