DIY stands for Do It Yourself: carrying out building, technical, decorative or maintenance work in and around the home yourself, without hiring a professional tradesperson or installer. The term originated in the 1950s and surged in popularity from the 1970s with the spread of large home-improvement stores.
Why do it yourself?
People take on DIY for a variety of reasons:
- Cost saving — no labour cost from a professional
- Hobby and enjoyment — for the creative satisfaction
- Skill building — learning to handle materials and tools
- Personal preferences — bespoke results that are hard to outsource
- Time flexibility — working at your own pace, on your own schedule
Common DIY tasks
| Category | Examples |
|---|---|
| Painting | Walls and ceilings, painting window frames |
| Flooring | Laminate, vinyl, parquet or LVT |
| Tiling | Wall and floor tiles in kitchens and bathrooms |
| Wall finishing | Wallpapering, skim coating, plastering |
| Light plumbing | Replacing a tap, toilet seat, shower head |
| Light electrics | Sockets, light fittings, switches |
| Garden work | Fences, decking, ponds |
| Furniture | Assembling flat-pack, custom builds |
| Small masonry | Garden walls, planters, BBQs |
What a DIYer should *not* tackle alone
Not all work is legal or safe to do yourself. In most countries the following rules apply:
- Gas installations — only by a registered installer
- Heat pump or boiler connection — only by a qualified firm
- Mains sewer work — usually requires permission
- Permitted-development limits — extensions, dormers, removing load-bearing walls all need permission
- Asbestos removal — only by a certified contractor above small quantities
DIY safety
A significant share of home-accident statistics is DIY-related. Key rules:
- Eye and ear protection when grinding or drilling
- Dust mask when sawing, grinding or sanding
- Safe working at height — use a proper ladder or scaffold, never a chair
- Power off before starting electrical work; verify with a voltage tester
- Comply with building regulations and standards, even for non-permitted works
Where to buy materials
- Home-improvement stores — large national and local chains
- Specialist shops — paint, ironmongery, electrical wholesalers
- Online platforms — Amazon, eBay, dedicated DIY webshops
- Reuse markets — for secondhand building materials
- Wholesalers — sometimes open to retail customers as well
Related terms
- Renovation
- Building materials
- Hardware store
- Building permit
- Building regulations
Want to learn more about construction terms? Visit the knowledge base at Fred’s DIY Plans.