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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1/2″ x 15mm Expansion Relief Valve (5.0Bar)
£41.97 Excl. VAT Part No: WUVER5Add to basket -
3/4″ x 22mm Expansion Relief Valve (3.5Bar)
£48.60 Excl. VAT Part No: WUVER322Add to basket -
1/2″ x 15mm Expansion Relief Valve (3.5Bar)
£41.97 Excl. VAT Part No: WUVERAdd to basket -
28mm Single Check Valve
£43.47 Excl. VAT Part No: WUVC1Add to basket -
22mm Check Valve
£39.78 Excl. VAT Part No: WUVCAdd to basket -
22 x 28mm Tundish – Compression
£21.83 Excl. VAT Part No: WUTUND1Add to basket -
15 x 22mm Tundish – Straight
£15.59 Excl. VAT Part No: WUTUNDAdd to basket -
28mm Zone Valve
£78.83 Excl. VAT Part No: WUEMZV28Add to basket -
22mm Zone Valve
£60.64 Excl. VAT Part No: WUEMZVAdd to basket -
Stat for WUEIH
£17.46 Excl. VAT Part No: WSTAdd to basket -
11″ 3kW Unvented Immersion Heater
£55.13 Excl. VAT Part No: WUEIHAdd to basket -
Dual Thermostat Controller
£52.92 Excl. VAT Part No: WUEDACAdd to basket -
Cold Water Control Pack 5
£345.68 Excl. VAT Part No: WUCWCP5Add to basket -
Cold Water Control Pack 4
£264.60 Excl. VAT Part No: WUCWCP4Add to basket -
Cold Water Control Pack 3
£213.00 Excl. VAT Part No: WUCWCP3Add to basket -
1″ Anti-Vacuum Valve
£75.80 Excl. VAT Part No: WUAVV1Add to basket -
22mm Anti-Vacuum Valve
£28.73 Excl. VAT Part No: WUAVVAdd to basket -
22mm Y Strainer Comp x Comp
£17.47 Excl. VAT Part No: WTYSAdd to basket -
ACL Wiring Centre LCW1
£24.35 Excl. VAT Part No: WTWCAdd to basket -
22mm Thermostatic Mixing Valve (Old Style)
£117.18 Excl. VAT Part No: WTTMVSAdd to basket