Water Heater Accessories
1,788 productsUpdated April 2026
All (1,788)Water Heater Vents(392)Water Heater Elements(108)Water Heater Pans(10)Hot Water Tanks(248)Water Heater Stacks(65)Anode Rods(16)Water-Heater Expansion Tanks(856)
Caldercraft
Caldercraft Cowl Ventilators 7.5 x 18mm
£4.28
QH
Quinton Hazell FC558 Expansion Tank Cap
£15.39
Stack
Stack Replacement Sensor For Wideband Lambda Gauge - LSU 4.9
£148.17
Vikan
Vikan length 600 mm, pack of 20, length 600 mm, pack of 20, white
£394.80
FEBI
FEBI Expansion Tank | 02136 | GSF Car Parts
£34.33
T7Design
T7Design Heater / Demister Vent - 2.5" OD Inlet
£25.69
QH
Quinton Hazell FC544 Expansion Tank Cap
£10.99
QH
Quinton Hazell FC539 Expansion Tank Cap
£6.59
XR822975 Water Heater Control Valve Replacement For Jaguar S-Type
£61.39
QH
Quinton Hazell QVE559 Expansion Tank
£57.19
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
SKF
Water Pump Skf Fits: FORD GALAXY
£45.43
Stack
Stack Professional Fuel Pressure Gauge For High Pressure Systems - Black Dial Face 0-7 Bar, Black
£268.34
6420101791 Pressure Control Engine Valve Replacement For Mercedes C E S Class Sprinter Vito Mixto
£66.19
Diablo IV: Vessel of Hatred - Expansion Bundle Steam Account
£63.08
Stack
Stack Battery Voltmeter Gauge - White Dial Face, White
£75.63
Tesla
Tesla Incoloy Immersion Htr 30in+Stat IN30AN
£38.66
Canton
Canton Coolant Expansion And Fill Tank - 1 1/4 Quart (1 Litre)
£202.00
QH
Quinton Hazell QVE567 Expansion Tank
£76.99
QH
Quinton Hazell FC513 Expansion Tank Cap
£10.99
Metec
Metec MD4Z Zinc Disc Anode
£17.40
ATL
ATL Tank Vent Valve -6 Vent Inline To Suit -6 JIC Ends 50mbar Pressure Relief
£133.64
QH
Quinton Hazell QCP3257 Water Pump
£58.29
Stack
Stack Analogue Fluid Temperature Sensor - 1/8 Inch BSPT
£86.70