Water Heater Accessories
2,469 productsUpdated March 2026
All (2,469)Water Heater Vents(527)Water Heater Elements(144)Water Heater Pans(13)Hot Water Tanks(265)Water Heater Stacks(183)Anode Rods(32)Water-Heater Expansion Tanks(1,145)

QH
Quinton Hazell FC544 Expansion Tank Cap
£10.99

Gates
Gates RC218 Radiator Cap
£38.49

QH
Quinton Hazell QVE552 Expansion Tank
£29.69

EKWB
EKWB EK Water Blocks EK-Quantum Torque Drain Valve Fitting - Black
£30.79

QH
Quinton Hazell QVE572 Expansion Tank
£28.59

QH
Quinton Hazell QVE502 Expansion Tank
£12.09

OHS
OHS Adjustable Ribbed Hot Water Bottle Belt - Charcoal
£10.00

MV
Mv Assorted Ballvalve Washer Box W105
£23.57

Canton
Canton Coolant Expansion And Fill Tank - 2 Quart (1.9 Litre)
£207.36

Stack
Stack ST100 85mm Tachometer - White, 0-8000rpm, White
£282.09

MAHLE
Expansion Tank MAHLE Fits: BMW 3 Touring (E46)
£80.87

D2P Radiator Expansion Header Coolant Tank Compatible With 2004-2014 Opel Astra H H, 2004-2010 Vauxhall Astra MK V 1.3 Replaces 093179469
£30.19

ATL
ATL Tank Vent Valve -6 Vent Tank Mount, Rollover, Float 200mbar
£506.84

Vetus
Vetus Connection Kit for Plastic Drinking Water Tank
£91.58

QH
Quinton Hazell QCP3113 Water Pump
£89.09

Stack
Stack Classic Pro Stepper Motor Oil Temperature Gauge - 40-140 Degrees C, Black
£217.03

QH
Quinton Hazell QVE560 Expansion Tank
£79.19

QH
Quinton Hazell QCP3189 Water Pump
£79.19

Canton
Canton Accusump Oil Pressure Accumulators (Reservoir) / Pre-Oiler - 3 Quart, 4 1/4 Inch Diameter 16 Inch Long
£458.22

FEBI
FEBI Seat Cordoba Expansion Tank | 02264 | GSF Car Parts
£36.35

Jabsco
Jabsco Discharge Vented Loop - 1 (25mm)
£38.95

Stack
Stack Replacement Sensor For Wideband Lambda Gauge - LSU 4.9
£148.17

Vetus
Vetus Stainless Steel Parallel System Wiper Arm
£170.33

QH
Quinton Hazell QCP3868BH Water Pump
£217.79