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Immersion Heater Spares

If you already own an immersion heater and/or hot water cylinder, you might be looking for some accessories and add-ons, such as washers, flanges, thermostats and more. Here, you'll find a selection of immersion heater spares to improve the durability and efficiency of your immersion heater.

 
 
Filter Results
22 results
214-immersion-heater-washer

2.1/4" Immersion Heater Washer - 10099509

Discount Heating Supplies
£9.96 inc
VAT
✓ 31 In Stock
214-immersion-heater-flange

2.1/4" Immersion Heater Flange - 10099515

Discount Heating Supplies
£11.68 inc
VAT
✓ 11 In Stock
heatrae-sadia-rdt-7-horizontal-resettable-immersion-stat

Heatrae Sadia RDT 7" Horizontal Resettable Immersion Stat - 95980034

Heatrae Sadia
£22.56 inc
VAT
✓ In Stock
1-flat-curved-essex-flange

1" Flat / Curved Essex Flange - 10099372

Discount Heating Supplies
£47.62 inc
VAT
✓ 7 In Stock
12-flat-curved-essex-flange

1/2" Flat / Curved Essex Flange - 10099366

Discount Heating Supplies
£39.67 inc
VAT
✓ 7 In Stock
34-flat-curved-essex-flange

3/4" Flat / Curved Essex Flange - 10099369

Discount Heating Supplies
£45.55 inc
VAT
✓ In Stock
12-flat-curved-compression-connection-essex-flange

1/2" Flat / Curved Compression Connection Essex Flange - 10099393

Discount Heating Supplies
£39.10 inc
VAT
✓ 19 In Stock
34-flat-curved-compression-connection-essex-flange

3/4" Flat / Curved Compression Connection Essex Flange - 10099396

Discount Heating Supplies
£48.82 inc
VAT
✓ 7 In Stock
22mm-x-1-male-x-34-female-surrey-flange

22mm x 1" Male x 3/4" Female Surrey Flange - 10099345

Discount Heating Supplies
£46.43 inc
VAT
Save £28.10 | Was £74.53
✓ 47 In Stock
1-x-22mm-warix-flange

1" x 22mm Warix Flange - 10099327

Discount Heating Supplies
£31.26 inc
VAT
✓ 31 In Stock
22mm-for-cylinder-with-1-bsp-female-outlet-york-flange

22mm For Cylinder With 1" BSP Female Outlet York Flange - 10099349

Discount Heating Supplies
£59.18 inc
VAT
✓ 9 In Stock
214-immersion-heater-plug-and-washer

2.1/4" Immersion Heater Plug And Washer - 10099503

Discount Heating Supplies
£12.68 inc
VAT
✓ 198 In Stock
214-mechanical-flange-with-washer

2.1/4" Mechanical Flange With Washer - 10099311

Discount Heating Supplies
£18.94 inc
VAT
Save £2.30 | Was £21.24
✓ 29 In Stock
34-x-22mm-warix-flange

3/4" x 22mm Warix Flange - 10099320

Discount Heating Supplies
£30.56 inc
VAT
✓ 17 In Stock
15mm-x-1-male-x-12-female-surrey-flange

15mm x 1" Male x 1/2" Female Surrey Flange - 98381635

Grundfos
£45.23 inc
VAT
Save £5.90 | Was £51.13
✓ 7 In Stock
backer-backermatic-11-thermostat

Backer Backermatic 11" Thermostat - E-131165RC

Backer Electric
£20.10 inc
VAT
✓ 5 In Stock
tesla-7-dual-safety-rod-thermostat-ts220

Tesla 7'' Dual Safety Rod Thermostat - TS220

Tesla UK
£19.25 inc
VAT
✓ 109 In Stock
tesla-18-dual-safety-rod-thermostat

Tesla 18' Dual Safety Rod Thermostat - TS230

Tesla UK
£37.87 inc
VAT
✓ 510 In Stock
tesla-11-re-settable-rod-thermostat-for-immersion-heaters-ts225

Tesla 11" Re Settable Rod Thermostat for Immersion Heaters - TS225

Tesla UK
£37.38 inc
VAT
✓ 47 In Stock
214-immersion-heater-dzr-plug-and-washer

2.1/4" Immersion Heater DZR Plug And Washer - 10099506

Discount Heating Supplies
£13.08 inc
VAT
✗ Extended Lead Time, 2 Weeks+
backer-backermatic-7-thermostat

Backer Backermatic 7" Thermostat - E-13765RC

Backer Electric
£19.70 inc
VAT
✗ Extended Lead Time, 2 Weeks+
heatrae-sadia-rdt-11-horizontal-resettable-immersion-stat

Heatrae Sadia RDT 11" Horizontal Resettable Immersion Stat - 95980035

Heatrae Sadia
£21.67 inc
VAT
✗ Extended Lead Time, 2 Weeks+