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.
- "Lid Vent" is a required field.
- "Inlet Valve" is a required field.
- "Screened Overflow" is a required field.
- "Warning Pipe" is a required field.
- "Tank Outlet" is a required field.
- "Drain Valve" is a required field.
- "Encapsulated Ply Baseboard" is a required field.
- "Lid Mounted Level Switch" is a required field.
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15mm Bent Swivel Ballofix
£28.99 Excl. VAT Part No: WTBFAdd to basket -
Cold Water Control Pack 3
£206.45 Excl. VAT Part No: WUCWCP3Add to basket -
15mm Auto Air Vent (Bottle Type)
£35.61 Excl. VAT Part No: WP15AAVAdd to basket -
ELECTRAflow Controller
£0.00 Part No: WECRead more -
Byelaw 30 Kit
£45.85 Excl. VAT Part No: WPB30Add to basket -
100mm Dial Pressure Gauge (0-7B)
£42.24 Excl. VAT Part No: WCPGAdd to basket -
PT1000 Sensor and Cable
£96.60 Excl. VAT Part No: WECPROBEAdd to basket -
28mm Zone Valve
£101.83 Excl. VAT Part No: WUEMZV28Add to basket -
22mm Pressure Reducing Valve (3.0Bar)
£90.67 Excl. VAT Part No: WUVPR3Add to basket -
PW501.INS.AB4 500 litres AB/CAT5 Airgap – FVH
£1,192.00 Excl. VAT Part No: PW501.INS.AB4Add to basket -
PW2250.INS/2.AB4 2250 litres AB/CAT5 Airgap – FVH
£3,251.13 Excl. VAT Part No: PW2250.INS-2.AB4Add to basket -
ACL Wiring Centre LCW1
£36.75 Excl. VAT Part No: WTWCAdd to basket -
1″ Flow Limiting Valve
£124.72 Excl. VAT Part No: WCPFLAdd to basket -
PW1000.INS/2 1000 litres AG/AF Airgap
£1,878.63 Excl. VAT Part No: PW1000.INS-2.AGAdd to basket -
PW1501.INS.AB4 1500 litres AB/CAT5 Airgap – FVH
£2,260.56 Excl. VAT Part No: PW1501.INS.AB4Add to basket -
PW501.INS/2 500 litres AG/AF Airgap
£1,417.31 Excl. VAT Part No: PW501.INS-2.AGAdd to basket -
PW2501.INS/2.AB4 2501 litres AB/CAT5 Airgap – FVH
£3,909.06 Excl. VAT Part No: PW2501.INS-2.AB4Add to basket -
22mm Anti-Vacuum Valve
£36.18 Excl. VAT Part No: WUAVVAdd to basket -
Charging Pump (DAB)
£451.50 Excl. VAT Part No: WCPFPAdd to basket -
PW1050.INS/2 1050 litres AG/AF Airgap
£2,562.21 Excl. VAT Part No: PW1050.INS-2.AGAdd to basket