Underground non-return valves, one-way valves.

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    Backwater Non Return Anti Flooding Valve - 50mm - Version A

    Backwater Non Return Anti Flooding Valve – 50mm –...

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    £24.99 £29.99 Inc. VAT
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    Backwater Non Return Anti Flooding Valve - 50mm - Version B

    Backwater Non Return Anti Flooding Valve – 50mm –...

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    £24.99 £29.99 Inc. VAT
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    110mm - Non return valve / Anti flood valve - spigot tail - without lockdown lever

    110mm – Non return valve / Anti flood valve – sp...

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    £34.99 £41.99 Inc. VAT
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    110mm - Non return valve / Anti flood valve - spigot tail - with lockdown lever

    110mm – Non return valve / Anti flood valve – sp...

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    £39.99 £47.99 Inc. VAT
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    110mm - Double Flap Non return valve / Anti flood valve with lockdown lever

    110mm – Double Flap Non return valve / Anti flood valv...

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    £59.99 £71.99 Inc. VAT
  • You've just added this product to the cart:

    Vertical Backwater Non return valve / Anti flood valve - 110mm

    Vertical Backwater Non return valve / Anti flood valve ̵...

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    £47.99 £57.59 Inc. VAT
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    Redi - 110mm - Double Flap Non return valve / Anti flood valve - with lockdown lever

    Redi – 110mm – Double Flap Non return valve / An...

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    £119.95 £143.94 Inc. VAT
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    ACO Junior Backflow Gully with integrated non-return valve 105602

    ACO Junior Backflow Gully with integrated non-return valve 1...

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    £129.00 £154.80 Inc. VAT
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    Kessel 71100 110mm Non return valve / Anti flood valve

    Kessel 71100 110mm Non return valve / Anti flood valve

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    £129.00 £154.80 Inc. VAT
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    Kessel 72100 110mm Non return valve / Anti flood valve with emergency closure

    Kessel 72100 110mm Non return valve / Anti flood valve with ...

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    £169.00 £202.80 Inc. VAT
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    Kessel 73100 110mm Double Flap Non return valve / Anti flood valve with emergency closure

    Kessel 73100 110mm Double Flap Non return valve / Anti flood...

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    £199.00 £238.80 Inc. VAT
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    160mm - Non return valve / Anti flood valve - spigot tail - without lockdown lever

    160mm – Non return valve / Anti flood valve – sp...

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    £44.99 £53.99 Inc. VAT
  • You've just added this product to the cart:

    160mm - Non return valve / Anti flood valve - spigot tail - with lockdown lever

    160mm – Non return valve / Anti flood valve – sp...

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    £54.99 £65.99 Inc. VAT
  • You've just added this product to the cart:

    160mm - Double Flap Non return valve / anti flood valve - with lockdown lever

    160mm – Double Flap Non return valve / anti flood valv...

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    £69.99 £83.99 Inc. VAT
  • You've just added this product to the cart:

    Redi - 160mm - Double Flap Non return valve / Anti flood valve - with lockdown lever

    Redi – 160mm – Double Flap Non return valve / An...

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    £139.95 £167.94 Inc. VAT
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    Kessel 71150 160mm Non return valve / Anti flood valve

    Kessel 71150 160mm Non return valve / Anti flood valve

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    £169.00 £202.80 Inc. VAT
  • You've just added this product to the cart:

    Kessel 72150 160mm Non return valve / Anti flood valve with emergency closure

    Kessel 72150 160mm Non return valve / Anti flood valve with ...

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    £189.00 £226.80 Inc. VAT
  • You've just added this product to the cart:

    Kessel 73150 160mm Double Flap Non return valve / Anti flood valve with emergency closure

    Kessel 73150 160mm Double Flap Non return valve / Anti flood...

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    £259.00 £310.80 Inc. VAT
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    200mm - Non return valve / Anti flood valve - spigot tail - with lockdown lever

    200mm – Non return valve / Anti flood valve – sp...

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    £74.99 £89.99 Inc. VAT
  • You've just added this product to the cart:

    200mm - Non return valve / Anti flood valve - spigot tail - with locking lever

    200mm – Non return valve / Anti flood valve – sp...

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    £179.95 £215.94 Inc. VAT
  • You've just added this product to the cart:

    Kessel 71200 200mm Non return valve / Anti flood valve

    Kessel 71200 200mm Non return valve / Anti flood valve

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    £189.00 £226.80 Inc. VAT
  • You've just added this product to the cart:

    Kessel 72200 200mm Non return valve / Anti flood valve with emergency closure

    Kessel 72200 200mm Non return valve / Anti flood valve with ...

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    £499.00 £598.80 Inc. VAT
  • You've just added this product to the cart:

    Kessel 73200 200mm Double Flap Non return valve / Anti flood valve with emergency closure

    Kessel 73200 200mm Double Flap Non return valve / Anti flood...

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    £599.00 £718.80 Inc. VAT
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    250mm - Non return valve / Anti flood valve - spigot tail - with locking lever

    250mm – Non return valve / Anti flood valve – sp...

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    £359.95 £431.94 Inc. VAT