Keep your warranty intact by buying genuine manufacturers spares only through McDonald Water Storage.
Please note that all prices on our online store include VAT and free shipping (for orders over £50) to a mainland UK address, unless otherwise stated. Any additional shipping costs will be shown at the checkout stage of your order process.
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24″ 12kW Immersion Heater
£302.40 Incl VAT Part No: WIH12WRAdd to basket -
21″ 9kW Immersion Heater
£277.20 Incl VAT Part No: WIH9WRAdd to basket -
19″ 6kW Immersion Heater
£264.60 Incl VAT Part No: WIH6WRAdd to basket -
11″ 3kW Immersion Heater
£36.00 Incl VAT Part No: WIHAdd to basket -
27″ 3kW Immersion Heater
£31.50 Incl VAT Part No: WIH27Add to basket -
18″ 3kW Immersion Heater
£31.50 Incl VAT Part No: WIH18Add to basket -
6″ 3kW Immersion Heater
£99.75 Incl VAT Part No: WIH3-6Add to basket -
T-Smart Immersion Heater
£155.93 Incl VAT Part No: WIHTSAdd to basket -
15″ 3kW Heavy Duty Titanium Immersion
£89.25 Incl VAT Part No: WUEIHHDAdd to basket -
11″ 3kW Low Watts Density Immersion Heater
£89.25 Incl VAT Part No: WIHLWDSAdd to basket -
15″ 3kW Immersion (STEELflow)
£63.00 Incl VAT Part No: WUEIHSAdd to basket -
11″ 3kW Unvented Immersion Heater
£63.00 Incl VAT Part No: WUEIHAdd to basket -
16″ 3kW Low Watts Density Immersion Heater
£89.25 Incl VAT Part No: WIHLWDAdd to basket -
9kW 16″ 415V 3 Phase Immersion Heater
£173.25 Incl VAT Part No: WIH9Add to basket -
6kW Immersion Heater + Stat
£173.25 Incl VAT Part No: WIH6Add to basket