DIY or hire a professional?
Describe what you want to do and we'll give you an honest verdict — including any legal requirements, the true cost comparison, and the risks of getting it wrong.
When DIY makes sense — and when it doesn't
DIY can save money and be genuinely satisfying. But some jobs in the UK are legally restricted, and others carry consequences — insurance voiding, resale problems, safety risks — that make the apparent saving illusory.
Regulated work: always hire a professional
Three categories of work are legally regulated in the UK and must be handled by registered professionals. Gas work must be carried out by a Gas Safe registered engineer — no exceptions. Notifiable electrical work must be done by or signed off by a Part P registered electrician. Structural alterations require Building Regulations approval and often a structural engineer.
The resale problem
Electrical work carried out without the required certification will show up during conveyancing. Solicitors routinely ask for Electrical Installation Certificates, and missing ones will either delay or kill a sale. The cost of retrospective sign-off (if available at all) often exceeds the original saving.
What competent DIYers can safely do
Like-for-like replacements — swapping a socket for a socket, a light fitting for a light fitting — are generally within the Part P permitted DIY scope. Decorating, tiling, basic carpentry, flat-pack furniture, garden landscaping, and most minor plumbing (tap washers, shower heads, radiator valves) can be done safely by competent amateurs with the right tools.
The hidden cost of DIY
Factor in your time at a realistic hourly rate, the cost of tools you'll only use once, and the risk of mistakes that require a professional to fix. A tiling job that takes a professional one day may take you a weekend — and if the tiles crack or grout fails, you will still need to pay someone to put it right.