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 17 items

  • 6 bar Pressure Relief Alternative Valve (Only) For CWIC200001 valve

    SKU: UN-42-8
    EXCL. TAX £14.14 INCL. TAX £16.97
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  • Castle - 12 Litre Potable Expansion Vessel

    Castle – 12 Litre Potable Expansion Vessel

    SKU: CS-26-26
    EXCL. TAX £29.80 INCL. TAX £35.76
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  • Castle – 15mm to 22mm Straight Plastic Tundish

    SKU: CS-10-9
    EXCL. TAX £5.82 INCL. TAX £6.98
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  • Castle - 18 Litre Potable Expansion Vessel

    Castle – 18 Litre Potable Expansion Vessel

    SKU: CS-26-24
    EXCL. TAX £33.18 INCL. TAX £39.82
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  • Honeywell V4043H 1056 - 2 Port Motorised Zone Valve 22mm V4043H1056

    Castle – 2 Port Motorised Valve Alternative

    SKU: CS-25-2
    EXCL. TAX £45.81 INCL. TAX £54.97
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  • Castle - 24 Litre Potable Expansion Vessel

    Castle – 24 Litre Potable Expansion Vessel

    SKU: CS-26-25
    EXCL. TAX £39.15 INCL. TAX £46.98
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  • Castle - 3 & 6 Bar Inlet Control Group (New Style)

    Castle – 3 & 6 Bar Inlet Control Group

    SKU: CS-38-1
    EXCL. TAX £38.23 INCL. TAX £45.87
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  • Castle – 3 & 6 Bar Inlet Control Group Alternative

    SKU: CS-42-1
    EXCL. TAX £24.96 INCL. TAX £29.95
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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 £72.39 INCL. TAX £86.87
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  • 1" 3/4" 3kW Immersion Heater 14"

    Castle – 3kW Direct Immersion Heater Element & Thermostat

    SKU: CS-40-1
    EXCL. TAX £20.81 INCL. TAX £24.97
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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 £17.24 INCL. TAX £20.69
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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 £11.64 INCL. TAX £13.97
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