Best Boiler Parts Baxi Deals Online in the UK (10 Deals Found)

Last Updated - 01/02/2026 Sort By:

Best Choice
HTS

New
HTS - Baxi Potterton Main Boiler Diverter Valve Cartridge + Actuator Motor 7656807 720003100 7216534 248733
Comprehensive Replacement Kit – This set includes both a diverter valve cartridge and an actuator motor, providing all n

£29.99
Best Value
HTS

New
HTS - Boiler Auto Air Vent (AAV) Fits Alpha Baxi Main Potterton Grant 5130570 5122330 MPCBS29 1.010771
Wide Compatibility: Fits a range of popular boiler brands, including Alpha, Baxi, Main, Potterton, and Grant, with part

£15.00 £15.50
Aspares

New
Boiler Service Kit Compatible with Baxi Duo‑Tec HE/HE A Series - 720767101/720222901 / 5114755
✅ Boiler Service Kit

£34.95
HTS

New
HTS - Boiler Auto Air Vent (AAV) Compatible with Worcester, Ideal & Baxi - Part 87161064450/720777601 / 176457
Prevents Air Lock Issues: Automatically releases trapped air from the heating system, preventing airlocks and maintainin

£14.99 £15.52
HTS

New
HTS - Baxi Potterton Main Boiler Filling Loop Kit 5119495
Restores Correct Boiler Pressure – Allows for easy manual re-pressurization of the heating system, preventing boiler loc

£29.00 £29.99
Self Spares

New
Baxi Duo-Tec 24HE 28HE 33HE 40HE Boiler 3 Bar Pressure Relief Safety Valve Repair Kit PRV 248056
Replacement Part: This is a genuine 3 bar pressure relief safety valve repair kit for Baxi Duo-Tec 24HE, 28HE, 33HE, and

£7.90
HTS

New
HTS - Baxi Potterton Main Boiler Pressure Relief Valve (3-Bar Male) 7223193
3-Bar Pressure Setting: Pre-set to relieve excess pressure at 3 bars, safeguarding your boiler from overpressure conditi

£14.99
HTS

New
HTS Boiler CONDENSATE Pipe Compatible with BAXI Duo TEC 24 28 33 & 40 Combi, Plus Combi 24 28 & 33, System 12 15 18 24 &
Extensive Compatibility: Specifically designed for use with BAXI boilers, including Duo TEC models 24, 28, 33, and 40 Co

£6.99
HTS

New
HTS Baxi Potterton Main Boiler Diverter Valve Motor 710188301 7216534 248733 5132452
Versatile Compatibility: Suitable for multiple Baxi, Potterton, and Main models, including references 710188301, 7216534

£15.75
HTS

New
HTS - Baxi Potterton Main Boiler DHW NTC Temperature Thermistor Thermister Sensor 5114725
Accurate Temperature Monitoring: Provides precise readings to maintain stable hot water temperatures.

£4.50

10 Boiler Parts Baxi deals are available from: Amazon stores, starting from £4.50.
The biggest discount we found is 3% on HTS - Baxi Potterton Main Boiler Filling Loop Kit 5119495 at Amazon.
The lowest price we found is £4.50 while the highest is £34.95.
Prices for the best Boiler Parts Baxi deals average at £17.41.
Last updated on February 1, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Boiler Parts Baxi.