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.
15mm Pressure And Temperature Relief Valve (4.5Bar)£54.54 Incl VAT Part No: WSUVTPAdd to basket
High Temperature Header Tank£274.88 – £295.66 Incl VAT Part No: CFE20Select options
12 x 6 x 6″ Copper Back Boiler£299.67 Incl VAT Part No: C51Add to basket
12 x 4 x 6″ Copper Back Boiler£266.91 Incl VAT Part No: C50Add to basket