Castle - Stainless Steel Unvented Cylinder Spares

The Castle Unvented range are particularly suitable for use in properties with multiple bathrooms and high hot water demand.

1–12 of 14 items

  • Castle - 12 Litre Potable Expansion Vessel

    Castle – 12 Litre Potable Expansion Vessel

    SKU: CS-26-20
    EXCL. TAX £40.78 INCL. TAX £48.93
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  • Castle - 15mm to 22mm Straight Plastic Tundish

    Castle – 15mm to 22mm Straight Plastic Tundish

    SKU: CS-10-9
    EXCL. TAX £13.64 INCL. TAX £16.37
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  • Castle - 18 Litre Potable Expansion Vessel

    Castle – 18 Litre Potable Expansion Vessel

    SKU: CS-26-4
    EXCL. TAX £54.16 INCL. TAX £64.99
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  • Castle - 2 Port Motorised Valve

    Castle – 2 Port Motorised Valve

    SKU: CS-25-2
    EXCL. TAX £69.74 INCL. TAX £83.69
    Out of Stock
  • Castle - 24 Litre Potable Expansion Vessel

    Castle – 24 Litre Potable Expansion Vessel

    SKU: CS-26-5
    EXCL. TAX £57.86 INCL. TAX £69.43
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  • Castle - 3 & 6 Bar Inlet Control Group (New Style)

    Castle – 3 & 6 Bar Inlet Control Group (New Style)

    SKU: CS-38-1
    EXCL. TAX £80.33 INCL. TAX £96.39
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  • Castle - 3 & 6 Bar Multibloc Inlet Control Group

    Castle – 3 & 6 Bar Multibloc Inlet Control Group

    SKU: CS-7-8
    EXCL. TAX £66.23 INCL. TAX £79.47
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  • Castle - 3kW Direct Immersion Heater Element & Thermostat

    Castle – 3kW Direct Immersion Heater Element & Thermostat

    SKU: CS-40-1
    EXCL. TAX £20.07 INCL. TAX £24.08
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  • Castle - 6 Bar Loose Nut Pressure Relief Valve

    Castle – 6 Bar Loose Nut Pressure Relief Valve

    SKU: CS-7-5
    EXCL. TAX £17.11 INCL. TAX £20.53
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  • Castle - 6 Bar O-ring Pressure Relief Valve

    Castle – 6 Bar O-ring Pressure Relief Valve

    SKU: CS-1-21
    EXCL. TAX £14.14 INCL. TAX £16.97
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  • Castle - 7 Bar Temperature & Pressure Relief Valve 1/2"

    Castle – 7 Bar Temperature & Pressure Relief Valve 1/2″

    SKU: CS-7-4
    EXCL. TAX £50.31 INCL. TAX £60.37
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  • Castle - Dual Thermostat & Control

    Castle – Dual Thermostat & Control

    SKU: CS-14-25
    EXCL. TAX £26.17 INCL. TAX £31.40
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