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AnswerCan I replace a radiator myself?
Swapping a like-for-like radiator is a manageable DIY job if you can drain the radiator, but changing size or moving pipework is best left to a heating engineer — and gas-related work must be done by a Gas Safe engineer.
In more detail
Always turn off both valves, drain the old unit, and check the new radiator's valve centres match your pipes.
2026 figures · BTU uses standard UK heat-loss methodology; running costs use the Ofgem price cap · always confirm with a professional.