New boilers save money! a new a+ rated boiler could save you up to £* a year! If it hasn't been done in more than a year, an oil boiler service can be done at any time and should be prioritised. But when is the right time to replace your boiler, and what should you be looking for in a newer model? Keep reading to find out more about baxi boilers, including what baxi customers and trusted heating engineers really think of the baxi brand. Marriednotdead: that would involve a lot of body-brushing for.