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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Thermostatic Mixing Valve 28mm
£192.89 Incl VAT Part No: WTTMV28Add to basket -
22mm Pressure and Temperature Relief Valve (7.0Bar)
£70.74 Incl VAT Part No: WUVTP722Add to basket -
15mm Pressure and Temperature Relief Valve (7.0Bar)
£54.54 Incl VAT Part No: WUVTP7Add to basket -
15mm Pressure And Temperature Relief Valve (4.5Bar)
£54.54 Incl VAT Part No: WUVTPAdd to basket -
22mm Pressure Reducing Valve (1.5Bar)
£100.22 Incl VAT Part No: WUVPRCAdd to basket -
22mm Pressure Reducing Valve (3.0Bar)
£100.22 Incl VAT Part No: WUVPR3Add to basket -
28mm Pressure Reducing Adjust. Valve
£128.52 Incl VAT Part No: WUVPR1Add to basket -
22mm Pressure Reducing Valve (2.1Bar)
£100.22 Incl VAT Part No: WUVPRAdd to basket -
3/4″ x 22mm Expansion Relief Valve (5.0Bar)
£55.54 Incl VAT Part No: WUVER522Add to basket -
1/2″ x 15mm Expansion Relief Valve (5.0Bar)
£47.96 Incl VAT Part No: WUVER5Add to basket -
3/4″ x 22mm Expansion Relief Valve (3.5Bar)
£55.54 Incl VAT Part No: WUVER322Add to basket -
1/2″ x 15mm Expansion Relief Valve (3.5Bar)
£47.96 Incl VAT Part No: WUVERAdd to basket -
28mm Single Check Valve
£49.68 Incl VAT Part No: WUVC1Add to basket -
22mm Check Valve
£45.47 Incl VAT Part No: WUVCAdd to basket -
22 x 28mm Tundish – Compression
£24.95 Incl VAT Part No: WUTUND1Add to basket -
15 x 22mm Tundish – Straight
£17.82 Incl VAT Part No: WUTUNDAdd to basket -
28mm Zone Valve
£90.09 Incl VAT Part No: WUEMZV28Add to basket -
22mm Zone Valve
£69.30 Incl VAT Part No: WUEMZVAdd to basket -
Stat for WUEIH
£19.95 Incl VAT Part No: WSTAdd to basket -
11″ 3kW Unvented Immersion Heater
£63.00 Incl VAT Part No: WUEIHAdd to basket