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Cylinder Spares

Cylinder Spares - Genuine Hot Water Cylinder Parts

We’ve stocked some essential cylinder spares here for quick and easy access, helping you keep hot water systems running safely and efficiently. From immersion heaters and thermostats to valves and other key components, you’ll find reliable parts ready to order.

You can choose to click and collect the items listed on this site from any of our stores nationwide or have them shipped directly to your location. Free delivery is available on orders over £50 (ex VAT).

For a wider choice, including technical diagrams and manuals, visit our dedicated Spares site where you can search by part number, manufacturer, or GC code.

Find more products and use our Parts Identifier at Mr Central Heating Spares.

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23 Items

11" Copper Immersion Heater

11" Copper Immersion Heater

£16.28 £13.57
18 Available for Delivery
Select your local store for Stock Availability.
11" Incoloy Immersion Heater

11" Incoloy Immersion Heater

£18.85 £15.71
73 Available for Delivery
Select your local store for Stock Availability.
11" Replacement Immersion Heater Dual Safety Thermostat

11" Replacement Immersion Heater Dual Safety Thermostat

£7.38 £6.15
27 Available for Delivery
Select your local store for Stock Availability.
18" Replacement Immersion Heater Dual Safety Thermostat

18" Replacement Immersion Heater Dual Safety Thermostat

£7.87 £6.56
46 Available for Delivery
Select your local store for Stock Availability.
27" Copper Immersion Heater

27" Copper Immersion Heater

£18.13 £15.11
22 Available for Delivery
Select your local store for Stock Availability.
27" Incoloy Immersion Heater

27" Incoloy Immersion Heater

£24.16 £20.13
62 Available for Delivery
Select your local store for Stock Availability.
36" Incoloy Immersion Heater

36" Incoloy Immersion Heater

£28.45 £23.71
63 Available for Delivery
Select your local store for Stock Availability.
36"Copper  Immersion Heater

36"Copper Immersion Heater

£26.68 £22.23
19 Available for Delivery
Select your local store for Stock Availability.
7" Replacement Immersion Heater Dual Safety Thermostat

7" Replacement Immersion Heater Dual Safety Thermostat

£7.13 £5.94
33 Available for Delivery
Select your local store for Stock Availability.
Altecnic 15mm X 22mm Dry Tap Tundish

Altecnic 15mm X 22mm Dry Tap Tundish

£21.19 £17.66
186 Available for Delivery
Select your local store for Stock Availability.
Altecnic 28mm x 22mm Plastic Tundish

Altecnic 28mm x 22mm Plastic Tundish

£10.58 £8.82
45 Available for Delivery
Select your local store for Stock Availability.
On Sale
Evolve 15mm x 1/2" 10bar Unvented T & P Relief Valve

Evolve 15mm x 1/2" 10bar Unvented T & P Relief Valve

£25.52 £21.27
590 Available for Delivery
Select your local store for Stock Availability.
On Sale
Evolve 15mm x 1/2" 4bar Unvented T & P Relief Valve

Evolve 15mm x 1/2" 4bar Unvented T & P Relief Valve

£17.86 £14.88
1282 Available for Delivery
Select your local store for Stock Availability.
On Sale
Evolve 15mm x 1/2" 6bar Unvented T & P Relief Valve

Evolve 15mm x 1/2" 6bar Unvented T & P Relief Valve

£21.44 £17.87
597 Available for Delivery
Select your local store for Stock Availability.
Evolve 15mm x 1/2" 7bar Unvented T & P Relief Valve

Evolve 15mm x 1/2" 7bar Unvented T & P Relief Valve

£23.48 £19.57
288 Available for Delivery
Select your local store for Stock Availability.
On Sale
Evolve 22mm x 3/4" 10bar Unvented T & P Relief Valve

Evolve 22mm x 3/4" 10bar Unvented T & P Relief Valve

£38.36 £31.97
1268 Available for Delivery
Select your local store for Stock Availability.
On Sale
Evolve 22mm x 3/4" 6bar Unvented T & P Relief Valve

Evolve 22mm x 3/4" 6bar Unvented T & P Relief Valve

£31.97 £26.64
1249 Available for Delivery
Select your local store for Stock Availability.
On Sale
Evolve 22mm x 3/4" 7bar Unvented T & P Relief Valve

Evolve 22mm x 3/4" 7bar Unvented T & P Relief Valve

£34.09 £28.41
1217 Available for Delivery
Select your local store for Stock Availability.
Tesla 14" Copper Immersion Heater c/w Stat

Tesla 14" Copper Immersion Heater c/w Stat

£20.50 £17.08
3 Available for Delivery
Select your local store for Stock Availability.
Tesla 14" Incoloy Unvented 3kW Immersion Heater

Tesla 14" Incoloy Unvented 3kW Immersion Heater

£37.08 £30.90
146 Available for Delivery
Select your local store for Stock Availability.
Tesla 30" Copper Immersion Heater c/w Stat

Tesla 30" Copper Immersion Heater c/w Stat

£30.36 £25.30
36 Available for Delivery
Select your local store for Stock Availability.
Unvented Cold Water Group Set

Unvented Cold Water Group Set

£43.64 £36.37
246 Available for Delivery
Select your local store for Stock Availability.
Unvented Cylinder Tundish

Unvented Cylinder Tundish

£8.83 £7.36
2229 Available for Delivery
Select your local store for Stock Availability.

23 Items