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)
QH
Quinton Hazell QCP3761BH Water Pump
£227.69
Stack
Stack Pro Control Turbo Boost Pressure Gauge - 1.0 To +2.0 Bar, Black
£345.09
QH
Quinton Hazell QCP3439BH Water Pump
£58.29
ATL
"ATL Tank Vent Valve -6 Vent Inline To Suit -6 Hose 3/8" hose barb"
£13.56
MG Duff
MG Duff Zinc Shaft Anodes
£20.69
Vikan
Vikan with swivel hinge, length 400 mm, pack of 10, with swivel hinge, length 400 mm, pack of 10, blue
£378.00
Tesla
Tesla Incoloy Immersion Htr 11in+Stat IN11AN
£29.60
QH
Quinton Hazell FC550 Expansion Tank Cap
£42.89
Vikan
Vikan length 400 mm, pack of 10, length 400 mm, pack of 10, white
£318.00
OHS
OHS Adjustable Ribbed Hot Water Bottle Belt - Cream
£10.00
MV
Mv 15Mm Thermostatic Blending Valve TBVB
£53.30
MV
Mv 19Mm Straight Tank Connector 9065
£8.62
QH
Quinton Hazell QCP3891BH Water Pump
£155.09
Gates
Gates RC259 Coolant Tank Cap
£13.19
Vikan
Vikan Ø 34 mm, length 1300 mm, pack of 10, Ø 34 mm, length 1300 mm, pack of 10, yellow
£298.80
Irrigatia
Irrigatia 12 Dripper Extension Kit
£18.00
OHS
OHS Adjustable Ribbed Hot Water Bottle Belt - Brown
£10.00
QH
Quinton Hazell FC502 Expansion Tank Cap
£16.49
Stack
Stack Wiring Harnesses - Standard ST400 Tacho Wiring Harness
£93.01
Davant
Davant 110Mm Solvent Soil Vent Terminal Black SB20
£10.30
Canton
Canton Coolant Expansion And Fill Tank - 2 Quart (1.9 Litre)
£207.36
Gates
Gates RC201 Radiator Cap
£15.39
Westinghouse
Westinghouse 46 cm extension rod in polished brass
£25.14
Canton
Canton Coolant Expansion And Fill Tank - 1 1/4 Quart (1 Litre)
£202.00