For Delivery Friday Order By 5.00pm Today

For Delivery Friday Order By 5.00pm Today

Tel: 01302 888101
Every Part We Show Is New and Genuine
Next Working Day Delivery - Order By: Mon-Fri 5:00pm

IMPORTANT INFORMATION: 

Please Note: Next Day Deliveries

Whilst we are continuing to dispatch orders same-day, we are aware that a small proportion of these orders are not being delivered within 24 hours.  If your order is required urgently, please consider selecting a timed delivery service from the available options. Our couriers are experiencing some delays to their services across the whole delivery network. This is due to unprecedented demand on their services due to several factors, including general Christmas demand.

Delivery Page

Catalogue  : Glow-worm Boiler Spares  : Glow-worm Thermostats

Glow-worm Thermostats

Glow-worm Thermostats
Order Code: 037478

Glowworm 0020061584 Overheat Thermostat

Overheat Thermostat - 130 Deg C
Price:
£15.70 ex VAT £18.84 inc VAT
Availability: 3-5 Working Days
Order Code: 052678

Glowworm 0020061592 Thermostat

Thermostat
Price:
£15.68 ex VAT £18.82 inc VAT
Availability: 3-5 Working Days
Order Code: 008265

Glowworm 2000800999 Thermostat

Sealed System Thermostat
Price:
£29.99 ex VAT £35.99 inc VAT
Availability: In Stock
Order Code: 002599

Glowworm 202503 Thermostat

Thermostat (395-704) S202503
Price:
£45.85 ex VAT £55.02 inc VAT
Availability: In Stock
Order Code: 008224

Glowworm 416188 Overheat Thermostat

Overheat Thermostat Elmwood 2455R.857.1 (355-495)
Price:
£28.17 ex VAT £33.80 inc VAT
Availability: In Stock
Order Code: 008257

Glowworm 432868 DHW High Limit Thermostat

DHW High Limit Thermostat 2455R-82-796 (313-024)
Price:
£15.04 ex VAT £18.05 inc VAT
Availability: In Stock
Order Code: 008252

Glowworm 432869 CH Overheat Thermostat

CH Overheat Thermostat 2455R-410-920 (376-988)
Price:
£42.67 ex VAT £51.20 inc VAT
Availability: In Stock
Order Code: 008225

Glowworm 2000800014 Overheat Thermostat

Overheat Thermostat c/w leads 2455R-105-095 (313-064)
Price:
£29.94 ex VAT £35.93 inc VAT
Availability: In Stock
Order Code: 008227

Glowworm 800272 Thermostat

Thermostat LM7P8510 (397-982)
Price:
£49.98 ex VAT £59.98 inc VAT
Availability: In Stock
Order Code: 008223

Glowworm 2000800437 Control Thermostat

Control Thermostat (278-009) 5-Pin
Price:
£72.86 ex VAT £87.43 inc VAT
Availability: In Stock
Order Code: 008228

Glowworm 2000800439 Control Thermostat

Control Thermostat C77PO141 (313-990)
Price:
£82.05 ex VAT £98.46 inc VAT
Availability: In Stock
Order Code: 008229

Glowworm 2000800476 Control Thermostat

Control Thermostat
Price:
£58.46 ex VAT £70.15 inc VAT
Availability: In Stock
Order Code: 008230

Glowworm 2000800477 Overheat Thermostat

Overheat Thermostat
Price:
£35.03 ex VAT £42.04 inc VAT
Availability: In Stock
Order Code: 008231

Glowworm 2000800608 Thermostat

Thermostat
Price:
£69.86 ex VAT £83.83 inc VAT
Availability: In Stock
Order Code: 008232

Glowworm 2000800632 Overheat Thermostat

Overheat Thermostat
Price:
£24.48 ex VAT £29.38 inc VAT
Availability: In Stock
Order Code: 007562

Glowworm 2000800723 Safety Device Thermostat

Safety Device Thermostat
Price:
£39.40 ex VAT £47.28 inc VAT
Availability: In Stock
Order Code: 008253

Glowworm 2000800745 Overheat Thermostat

Overheat Thermostat
Price:
£15.24 ex VAT £18.29 inc VAT
Availability: In Stock
Order Code: 008261

Glowworm S800849 Thermostat

Thermostat
Price:
£29.94 ex VAT £35.93 inc VAT
Availability: In Stock
Order Code: 008233

Glowworm S800850 Control Thermostat

Control Thermostat 2-Pin
Price:
£30.55 ex VAT £36.66 inc VAT
Availability: In Stock
Order Code: 008255

Glowworm 2000801179 Overheat Thermostat

Overheat Thermostat (E27-159)
Price:
£17.67 ex VAT £21.20 inc VAT
Availability: In Stock
Order Code: 008241

Glowworm 2000801183 Overheat Thermostat

Overheat Thermostat (E27-356)
Price:
£14.06 ex VAT £16.87 inc VAT
Availability: In Stock
Order Code: 008243

Glowworm 2000801232 Overheat Thermostat

Overheat Thermostat
Price:
£15.59 ex VAT £18.71 inc VAT
Availability: In Stock
Order Code: 008275

Glowworm 801724 Overheat Thermostat

Overheat Thermostat
Price:
£17.48 ex VAT £20.98 inc VAT
Availability: In Stock
Order Code: 008277

Glowworm 2000801913 Overheat Thermostat

Overheat Thermostat
Price:
£11.96 ex VAT £14.35 inc VAT
Availability: In Stock
Order Code: 008280

Glowworm S202516 Thermostat

Thermostat (394-299)
Price:
£50.85 ex VAT £61.02 inc VAT
Availability: In Stock
Order Code: 008219

Glowworm S800271 Thermostat

Price:
£79.85 ex VAT £95.82 inc VAT
Availability: In Stock
Order Code: 008219

Glowworm 2000800271 Thermostat

Price:
£79.85 ex VAT £95.82 inc VAT
Availability: In Stock
Order Code: 008223

Glowworm 800437 Control Thermostat

Price:
£72.86 ex VAT £87.43 inc VAT
Availability: In Stock
Order Code: 008224

Glowworm S416188 Overheat Thermostat

Overheat Thermostat Elmwood
Price:
£28.17 ex VAT £33.80 inc VAT
Availability: In Stock
Order Code: 008224

Glowworm 2000416188 Overheat Thermostat

Price:
£28.17 ex VAT £33.80 inc VAT
Availability: In Stock
Order Code: 008225

Glowworm 800014 Overheat Thermostat

Price:
£29.94 ex VAT £35.93 inc VAT
Availability: In Stock
Order Code: 008225

Glowworm S800014 Overheat Thermostat

Price:
£29.94 ex VAT £35.93 inc VAT
Availability: In Stock
Order Code: 008227

Glowworm S800272 Thermostat

Price:
£49.98 ex VAT £59.98 inc VAT
Availability: In Stock
Order Code: 008227

Glowworm 2000800272 Thermostat

Price:
£49.98 ex VAT £59.98 inc VAT
Availability: In Stock
Order Code: 008227

Glowworm 2000800479 Thermostat

Price:
£49.98 ex VAT £59.98 inc VAT
Availability: In Stock
Order Code: 008227

Glowworm S800479 Thermostat

Price:
£49.98 ex VAT £59.98 inc VAT
Availability: In Stock
Order Code: 008227

Glowworm 800479 Thermostat

Overheat Cut Out Thermostat
Price:
£49.98 ex VAT £59.98 inc VAT
Availability: In Stock
Order Code: 008228

Glowworm 800439 Control Thermostat

Price:
£82.05 ex VAT £98.46 inc VAT
Availability: In Stock
Order Code: 008229

Glowworm 800476 Control Thermostat

Price:
£58.46 ex VAT £70.15 inc VAT
Availability: In Stock
Order Code: 008230

Glowworm 800477 Overheat Thermostat

Price:
£35.03 ex VAT £42.04 inc VAT
Availability: In Stock
Order Code: 008231

Glowworm 800608 Thermostat

Price:
£69.86 ex VAT £83.83 inc VAT
Availability: In Stock
Order Code: 008232

Glowworm 800632 Overheat Thermostat

Price:
£24.48 ex VAT £29.38 inc VAT
Availability: In Stock
Order Code: 008233

Glowworm 800850 Control Thermostat

Price:
£30.55 ex VAT £36.66 inc VAT
Availability: In Stock
Order Code: 008233

Glowworm 2000800850 Control Thermostat

Price:
£30.55 ex VAT £36.66 inc VAT
Availability: In Stock
Order Code: 002589

Glowworm K5426 Thermostat

Thermostat c/w Pump Overrun Stat (382-176) SK5426
Price:
£46.79 ex VAT £56.15 inc VAT
Availability: In Stock
Order Code: 008241

Glowworm 801183 Overheat Thermostat

Price:
£14.06 ex VAT £16.87 inc VAT
Availability: In Stock
Order Code: 008241

Glowworm S801183 Overheat Thermostat

Price:
£14.06 ex VAT £16.87 inc VAT
Availability: In Stock
Order Code: 008242

Glowworm 802636 Thermistor

Thermister Control Micron 60/70/80
Price:
£33.29 ex VAT £39.95 inc VAT
Availability: In Stock
Order Code: 008242

Glowworm S802636 Thermistor

Price:
£33.29 ex VAT £39.95 inc VAT
Availability: In Stock
Order Code: 008242

Glowworm 2000227036 Thermistor

Price:
£33.29 ex VAT £39.95 inc VAT
Availability: In Stock
Order Code: 008242

Glowworm S227036 Thermistor

Price:
£33.29 ex VAT £39.95 inc VAT
Availability: In Stock
Order Code: 008242

Glowworm 227036 Thermistor

Thermister (E24-967) Micron 60/70/80
Price:
£33.29 ex VAT £39.95 inc VAT
Availability: In Stock
Order Code: 008243

Glowworm 801232 Overheat Thermostat

Price:
£15.59 ex VAT £18.71 inc VAT
Availability: In Stock
Order Code: 008243

Glowworm S801232 Overheat Thermostat

Price:
£15.59 ex VAT £18.71 inc VAT
Availability: In Stock
Order Code: 008244

Glowworm 801120 Hot Water Thermistor

Price:
£23.75 ex VAT £28.50 inc VAT
Availability: In Stock
Order Code: 008244

Glowworm S801120 Hot Water Thermistor

Price:
£23.75 ex VAT £28.50 inc VAT
Availability: In Stock
Order Code: 008245

Glowworm 801005 Thermistor

Price:
£18.24 ex VAT £21.89 inc VAT
Availability: In Stock
Order Code: 008245

Glowworm S801005 Thermistor

Price:
£18.24 ex VAT £21.89 inc VAT
Availability: In Stock
Order Code: 008245

Glowworm 2000227004 Thermistor

Price:
£18.24 ex VAT £21.89 inc VAT
Availability: In Stock
Order Code: 008245

Glowworm S227004 Thermistor

Price:
£18.24 ex VAT £21.89 inc VAT
Availability: In Stock
Order Code: 008245

Glowworm 227004 Thermistor

CH Thermister (for 22mm pipe)
Price:
£18.24 ex VAT £21.89 inc VAT
Availability: In Stock
Order Code: 008246

Glowworm 801006 DHW Thermistor

Price:
£16.06 ex VAT £19.27 inc VAT
Availability: In Stock
Order Code: 008246

Glowworm S801006 DHW Thermistor

Price:
£16.06 ex VAT £19.27 inc VAT
Availability: In Stock
Order Code: 008247

Glowworm S432867 Thermistor

Price:
£36.26 ex VAT £43.51 inc VAT
Availability: In Stock
Order Code: 008247

Glowworm 2000432867 Thermistor

Price:
£36.26 ex VAT £43.51 inc VAT
Availability: In Stock
Order Code: 008249

Glowworm 800504 Thermistor

Price:
£23.81 ex VAT £28.57 inc VAT
Availability: In Stock
Order Code: 008250

Glowworm 802635 Thermistor Control

Thermister Control Micron 30/40/50
Price:
£16.84 ex VAT £20.21 inc VAT
Availability: In Stock
Order Code: 008250

Glowworm S802635 Thermistor Control

Price:
£16.84 ex VAT £20.21 inc VAT
Availability: In Stock
Order Code: 008250

Glowworm 2000227057 Thermistor Control

Price:
£16.84 ex VAT £20.21 inc VAT
Availability: In Stock
Order Code: 008250

Glowworm S227057 Thermistor Control

Price:
£16.84 ex VAT £20.21 inc VAT
Availability: In Stock
Order Code: 008250

Glowworm 227057 Thermistor Control

Thermister Control (E24-871) Micron 30/40/50
Price:
£16.84 ex VAT £20.21 inc VAT
Availability: In Stock
Order Code: 008251

Glowworm 801203 Temperature Sensor

Price:
£30.42 ex VAT £36.50 inc VAT
Availability: In Stock
Order Code: 008251

Glowworm 2000801203 Temperature Sensor

Price:
£30.42 ex VAT £36.50 inc VAT
Availability: In Stock
Order Code: 008252

Glowworm S432869 CH Overheat Thermostat

Price:
£42.67 ex VAT £51.20 inc VAT
Availability: In Stock
Order Code: 008252

Glowworm 2000432869 CH Overheat Thermostat

Price:
£42.67 ex VAT £51.20 inc VAT
Availability: In Stock
Order Code: 008253

Glowworm 800745 Overheat Thermostat

Price:
£15.24 ex VAT £18.29 inc VAT
Availability: In Stock
Order Code: 008255

Glowworm 801179 Overheat Thermostat

Price:
£17.67 ex VAT £21.20 inc VAT
Availability: In Stock
Order Code: 008255

Glowworm S801179 Overheat Thermostat

Price:
£17.67 ex VAT £21.20 inc VAT
Availability: In Stock
Order Code: 008256

Glowworm 801416 Thermistor

Price:
£50.09 ex VAT £60.11 inc VAT
Availability: 3-5 Working Days
Order Code: 008256

Glowworm S801416 Thermistor

Price:
£50.09 ex VAT £60.11 inc VAT
Availability: 3-5 Working Days
Order Code: 008256

Glowworm 2000459497 Thermistor

Thermistor
Price:
£50.09 ex VAT £60.11 inc VAT
Availability: 3-5 Working Days
Order Code: 008256

Glowworm S459497 Thermistor

Price:
£50.09 ex VAT £60.11 inc VAT
Availability: 3-5 Working Days
Order Code: 008256

Glowworm 459497 Thermistor

Thermistor
Price:
£50.09 ex VAT £60.11 inc VAT
Availability: 3-5 Working Days
Order Code: 008257

Glowworm S432868 DHW High Limit Thermostat

Price:
£15.04 ex VAT £18.05 inc VAT
Availability: In Stock
Order Code: 008257

Glowworm 2000432868 DHW High Limit Thermostat

Price:
£15.04 ex VAT £18.05 inc VAT
Availability: In Stock
Order Code: 008260

Glowworm 801438 Control Box Assembly

Price:
£14.42 ex VAT £17.30 inc VAT
Availability: 3-5 Working Days
Order Code: 008260

Glowworm S801438 Control Box Assembly

Price:
£14.42 ex VAT £17.30 inc VAT
Availability: 3-5 Working Days
Order Code: 008261

Glowworm 800849 Thermostat

Price:
£29.94 ex VAT £35.93 inc VAT
Availability: In Stock
Order Code: 008261

Glowworm 2000800849 Thermostat

Price:
£29.94 ex VAT £35.93 inc VAT
Availability: In Stock
Order Code: 008265

Glowworm 800999 Thermostat

Sealed System Thermostat
Price:
£29.99 ex VAT £35.99 inc VAT
Availability: In Stock
Order Code: 008265

Glowworm S800999 Thermostat

Price:
£29.99 ex VAT £35.99 inc VAT
Availability: In Stock
Order Code: 037478

Glowworm 20061584 Overheat Thermostat

Price:
£15.70 ex VAT £18.84 inc VAT
Availability: 3-5 Working Days
Order Code: 052678

Glowworm 20061592 Thermostat

Price:
£15.68 ex VAT £18.82 inc VAT
Availability: 3-5 Working Days
Order Code: 008266

Glowworm 20076465 Sensor

Price:
£11.39 ex VAT £13.67 inc VAT
Availability: In Stock
Order Code: 008266

Glowworm 801034 Sensor

Price:
£11.39 ex VAT £13.67 inc VAT
Availability: In Stock
Order Code: 008266

Glowworm S801034 Sensor

Price:
£11.39 ex VAT £13.67 inc VAT
Availability: In Stock
Order Code: 008266

Glowworm 2000801034 Sensor

Price:
£11.39 ex VAT £13.67 inc VAT
Availability: In Stock
Order Code: 008268

Glowworm S801722 Thermistor

Price:
£17.88 ex VAT £21.46 inc VAT
Availability: In Stock
Order Code: 008268

Glowworm 2000801722 Thermistor

Price:
£17.88 ex VAT £21.46 inc VAT
Availability: In Stock
Order Code: 008269

Glowworm 801726 Thermistor

Price:
£32.52 ex VAT £39.02 inc VAT
Availability: In Stock
Order Code: 008269

Glowworm S801726 Thermistor

Price:
£32.52 ex VAT £39.02 inc VAT
Availability: In Stock
Order Code: 008271

Glowworm 20014160 Thermistor

Price:
£7.44 ex VAT £8.93 inc VAT
Availability: In Stock
Order Code: 008272

Glowworm 801933 Temperature Sensor

Temperature Sensor
Price:
£23.01 ex VAT £27.61 inc VAT
Availability: In Stock
Order Code: 008272

Glowworm S801933 Temperature Sensor

Price:
£23.01 ex VAT £27.61 inc VAT
Availability: In Stock
Order Code: 008275

Glowworm S801724 Overheat Thermostat

Price:
£17.48 ex VAT £20.98 inc VAT
Availability: In Stock
Order Code: 008275

Glowworm 2000801724 Overheat Thermostat

Price:
£17.48 ex VAT £20.98 inc VAT
Availability: In Stock
Order Code: 008277

Glowworm 801913 Overheat Thermostat

Price:
£11.96 ex VAT £14.35 inc VAT
Availability: In Stock
Order Code: 008277

Glowworm S801913 Overheat Thermostat

Price:
£11.96 ex VAT £14.35 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 1087100 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm S10871 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 10871 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 01087100 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 20015109 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 20015109 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 037163

Glowworm 20061613 NTC Sensor

Price:
£26.89 ex VAT £32.27 inc VAT
Availability: In Stock
Order Code: 037163

Glowworm 20061613 NTC Sensor

Price:
£26.89 ex VAT £32.27 inc VAT
Availability: In Stock
Order Code: 051443

Glowworm 20061581 NTC Sensor

Price:
£17.40 ex VAT £20.88 inc VAT
Availability: In Stock
Order Code: 051443

Glowworm 20061581 NTC Sensor

Price:
£17.40 ex VAT £20.88 inc VAT
Availability: In Stock
Order Code: 007562

Glowworm 800723 Safety Device Thermostat

Price:
£39.40 ex VAT £47.28 inc VAT
Availability: In Stock
Order Code: 002596

Glowworm K7958 Thermostat

Thermostat G1-11683 Replaced by C26PO641
Price:
£49.95 ex VAT £59.94 inc VAT
Availability: In Stock
Order Code: 002596

Glowworm SK7958 Thermostat

Price:
£49.95 ex VAT £59.94 inc VAT
Availability: In Stock
Order Code: 002598

Glowworm S202511 Thermostat

Thermostat (395-932)
Price:
£125.73 ex VAT £150.88 inc VAT
Availability: In Stock
Order Code: 002599

Glowworm S202503 Thermostat

Price:
£45.85 ex VAT £55.02 inc VAT
Availability: In Stock
Order Code: 002599

Glowworm 2000202503 Thermostat

Price:
£45.85 ex VAT £55.02 inc VAT
Availability: In Stock
Order Code: 008280

Glowworm 2000202516 Thermostat

Price:
£50.85 ex VAT £61.02 inc VAT
Availability: In Stock
Order Code: 008793

Glowworm 2000801935 Thermistor

Thermister / Temperature Sensor
Price:
£20.10 ex VAT £24.12 inc VAT
Availability: In Stock
Order Code: 008793

Glowworm S801935 Thermistor

Price:
£20.10 ex VAT £24.12 inc VAT
Availability: In Stock
Order Code: 008793

Glowworm 801935 Thermistor

Thermister / Temperature Sensor
Price:
£20.10 ex VAT £24.12 inc VAT
Availability: In Stock
Order Code: 008235

Glowworm 2000800412 Thermostat, Limit

Price:
£26.87 ex VAT £32.24 inc VAT
Availability: In Stock
Order Code: 008254

Glowworm 2000800413 Thermostat, Pump Overrun

Price:
£39.76 ex VAT £47.71 inc VAT
Availability: In Stock
Order Code: 113430

Glowworm 0020047027 Temperature Sensor

Price:
£8.81 ex VAT £10.57 inc VAT
Availability: In Stock
Order Code: 008276

Glowworm 801787 Temperature Sensor

Price:
£26.45 ex VAT £31.74 inc VAT
Availability: 3-5 Working Days
Order Code: 034903

Glowworm 0020038506 Thermostat, Overheat

Price:
£43.16 ex VAT £51.79 inc VAT
Availability: In Stock
Order Code: 008278

Glowworm 0020038550 Thermostat, Flue Temperature

Price:
£60.47 ex VAT £72.56 inc VAT
Availability: In Stock
Order Code: 008511

Glowworm 0020025233 Temperature Sensor, DHW

Price:
£30.07 ex VAT £36.08 inc VAT
Availability: In Stock
Order Code: 008512

Glowworm 0020025235 Temperature Sensor, CH

Price:
£18.43 ex VAT £22.12 inc VAT
Availability: 3-5 Working Days
Order Code: 008279

Glowworm 0020038689 Temperature Sensor, DHW

Price:
£26.31 ex VAT £31.57 inc VAT
Availability: In Stock
Order Code: 038057

Glowworm 0020038695 Temperature Sensor, CH

Price:
£33.73 ex VAT £40.48 inc VAT
Availability: In Stock
Order Code: 008513

Glowworm S048000764 Thermostat, Overheat

Price:
£23.18 ex VAT £27.82 inc VAT
Availability: In Stock
Order Code: 008514

Glowworm 0020027575 Thermostat, Manual Reset Overheat

Price:
£17.35 ex VAT £20.82 inc VAT
Availability: 3-5 Working Days
Order Code: 008515

Glowworm 0020027537 Thermostat, Manual Reset Overheat

Price:
£21.13 ex VAT £25.36 inc VAT
Availability: In Stock
Order Code: 008517

Glowworm S045002485 Sensor, DHW / CH

Price:
£44.65 ex VAT £53.58 inc VAT
Availability: In Stock
Order Code: 002597

Glowworm FF2128 Thermostat

Price:
£51.79 ex VAT £62.15 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 01087100 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 192027

Glowworm 0020015109 Temperature Sensor

Price:
£11.92 ex VAT £14.30 inc VAT
Availability: In Stock
Order Code: 037163

Glowworm 0020061613 NTC Sensor

Price:
£26.89 ex VAT £32.27 inc VAT
Availability: In Stock
Order Code: 051443

Glowworm 0020061581 NTC Sensor

Price:
£17.40 ex VAT £20.88 inc VAT
Availability: In Stock

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