Baxi Boilers

Baxi Boiler Replacement & Installation

Find the Right Baxi Boiler for Your Home

Baxi boilers are a well-known choice in the UK, offering efficient heating, dependable performance and a wide range of models to suit different home sizes and hot water needs. Whether you’re replacing an older unit or upgrading to a modern combi or system boiler, Baxi has options designed for everyday reliability and strong running-cost efficiency.

On this page you can compare Baxi boiler models with clear key details, helping you choose the right solution for your property. If you’re unsure what type you need, a good starting point is your current set-up (combi, system or regular) and how many bathrooms you have — we’ll help point you towards a suitable Baxi boiler and a straightforward installation route.

Other Boilers

124 Combi
  • Combi Gas Boiler
  • 24kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
128 Combi
  • Combi Gas Boiler
  • 28kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
212 Heat 12KW Heat Only
  • Regular Gas Boiler
  • 12kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
215 Heat 15KW Heat Only
  • Regular Gas Boiler
  • 15kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
218 Heat 18KW Heat Only
  • Regular Gas Boiler
  • 18kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
224 Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
224 Combi 2 24KW Gas Boiler Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 2 years
224 Heat 24KW Heat Only
  • Regular Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
228 Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
228 Combi 2 28KW Gas Boiler Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 2 years
230 Heat 30KW Heat Only
  • Regular Gas Boiler
  • 30kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 3 years
412 Heat 12KW Heat Only
  • Regular Gas Boiler
  • 12kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
415 Heat 15KW Heat Only
  • Regular Gas Boiler
  • 15kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
418 Heat 18KW Heat Only
  • Regular Gas Boiler
  • 18kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
424 Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
424 Combi 2 24KW Gas Boiler Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
424 Heat 24KW Heat Only
  • Regular Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
428 Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
430 Combi 2 30KW Gas Boiler Combi
  • Combi Gas Boiler
  • 21.8kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
430 Heat 30KW Heat Only
  • Regular Gas Boiler
  • 30kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 5 years
613 13KW Heat Only
  • Regular Gas Boiler
  • 13kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
615 15KW System
  • System Gas Boiler
  • 15kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
616 16KW Heat Only
  • Regular Gas Boiler
  • 16kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
618 18KW System
  • System Gas Boiler
  • 18kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
619 19KW Heat Only
  • Regular Gas Boiler
  • 19kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
624 Combi
  • Combi Gas Boiler
  • 21.2kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
624 24KW System
  • System Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
625 25KW Heat Only
  • Regular Gas Boiler
  • 25kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
630 Combi
  • Combi Gas Boiler
  • 21.2kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
630 Heat 30KW Heat Only
  • Regular Gas Boiler
  • 30kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
636 Combi
  • Combi Gas Boiler
  • 26.4kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
816 Heat 16KW Heat Only
  • Regular Gas Boiler
  • 16kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
824 24KW System
  • System Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
825 Combi
  • Combi Gas Boiler
  • 21.2kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Combi 105 He 30KW Gas Boiler Combi
  • Combi Gas Boiler
  • 30kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
Duo Tec Combi 24 Gas Boiler Combi
  • Combi Gas Boiler
  • 21kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Duo Tec Combi 28 Gas Boiler Combi
  • Combi Gas Boiler
  • 25.9kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Duo Tec Combi 28 Lpg Gas Boiler Combi
  • Combi Gas Boiler
  • 25.9kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Duo Tec Combi 33 Gas Boiler Combi
  • Combi Gas Boiler
  • 30.3kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Duo Tec Combi 40 Gas Boiler Combi
  • Combi Gas Boiler
  • 34.4kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Ecoblue Advance Combi 24 Gas Boiler Combi
  • Combi Gas Boiler
  • 21.2kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Ecoblue Advance Combi 28 Gas Boiler Combi
  • Combi Gas Boiler
  • 25.3kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Ecoblue Advance Combi 33 Gas Boiler Combi
  • Combi Gas Boiler
  • 29.6kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Ecoblue Advance Combi 40 Gas Boiler Combi
  • Combi Gas Boiler
  • 33.9kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Ecoblue Advance Heat 13 Heat Only
  • Regular Gas Boiler
  • 13kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue Advance Heat 16 Heat Only
  • Regular Gas Boiler
  • 16kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue Advance Heat 19 Heat Only
  • Regular Gas Boiler
  • 19kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue Advance Heat 25 Heat Only
  • Regular Gas Boiler
  • 25kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue Advance Heat 30 Heat Only
  • Regular Gas Boiler
  • 30kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue Heat 12 Heat Only
  • Regular Gas Boiler
  • 12kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
Ecoblue Heat 15 Heat Only
  • Regular Gas Boiler
  • 15kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
Ecoblue Heat 18 Heat Only
  • Regular Gas Boiler
  • 18kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
Ecoblue Heat 21 Heat Only
  • Regular Gas Boiler
  • 21kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
Ecoblue Heat 24 Heat Only
  • Regular Gas Boiler
  • 24kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years
Ecoblue System 12 Gas Boiler System
  • System Gas Boiler
  • 12kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue System 15 Gas Boiler System
  • System Gas Boiler
  • 15kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue System 18 Gas Boiler System
  • System Gas Boiler
  • 18kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue System 24 Gas Boiler System
  • System Gas Boiler
  • 24kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue System 28 Gas Boiler System
  • System Gas Boiler
  • 28kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue System 32 Gas Boiler System
  • System Gas Boiler
  • 32kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue+ Combi 24 Gas Boiler Combi
  • Combi Gas Boiler
  • 24kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue+ Combi 28 Gas Boiler Combi
  • Combi Gas Boiler
  • 28kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Ecoblue+ Combi 33 Gas Boiler Combi
  • Combi Gas Boiler
  • 33kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 7 years
Megaflo System 15 Gas Boiler System
  • System Gas Boiler
  • 15kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Megaflo System 18 Gas Boiler System
  • System Gas Boiler
  • 18kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Megaflo System 24 Gas Boiler System
  • System Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Megaflo System 28 Gas Boiler System
  • System Gas Boiler
  • 28kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Megaflo System 32 Gas Boiler System
  • System Gas Boiler
  • 32kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 7 years
Neta Tec Combi 33 Ga Gas Boiler Combi
  • Combi Gas Boiler
  • 33kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 5 years
Platinum Combi 24 Gas Boiler Combi
  • Combi Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Platinum Combi 28 Gas Boiler Combi
  • Combi Gas Boiler
  • 24kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Platinum Combi 33 Gas Boiler Combi
  • Combi Gas Boiler
  • 28kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Platinum Combi 40 Gas Boiler Combi
  • Combi Gas Boiler
  • 32kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Platinum+ 32KW System
  • System Gas Boiler
  • 32kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Platinum+ 40KW Combi
  • Combi Gas Boiler
  • 34.4kW
  • Band rating: A
  • ERP rating: A
  • Warranty: 10 years
Solo 15 He A Heat Only
  • Regular Gas Boiler
  • 15kW
  • Band rating: B
  • ERP rating: A
  • Warranty: 2 years