Materials & comparisons
Engineered or solid wood flooring: which belongs in your room
Both are real wood. The difference is what sits underneath the surface, and that decides where each one can safely go.
Once they are down and finished, most people cannot tell an engineered board from a solid one by looking. The distinction is structural. Solid boards are one piece of timber throughout. Engineered boards have a real timber wear layer bonded onto cross-bonded plywood underneath. That construction is why one moves with the seasons more than the other, and why the right answer changes from room to room in the same house.
How they are built
Solid is a single piece of hardwood, typically oak in UK homes. It expands and contracts across its width as humidity changes, which is why it needs expansion gaps and a settled environment.
Engineered has a hardwood top layer over plywood laid in alternating grain directions. Those opposing layers restrain each other, so the board holds its shape through winter heating and summer damp far better.
Where each one belongs
This is the practical part, and it is usually decided by the subfloor and the heating rather than by taste.
- Underfloor heating: engineered, almost always. Solid tends to gap and cup over a heated slab.
- Concrete ground floors: engineered, which can be glued down directly onto a prepared slab.
- Upstairs bedrooms and landings over timber joists: either works well.
- Kitchens and utility areas: engineered with a good finish handles the humidity swing better.
- Period first floors where you want to match existing boards: solid often looks right.
Lifespan and sanding
Solid can be sanded back many times over its life, which is why original Victorian floors are still in service.
Engineered can be sanded too, but only as far as the wear layer allows. A thick wear layer gives you two or three sandings, a thin one gives you one at best. If you want a floor that outlives you, the wear layer thickness matters more than the brand.
Fitting differences that affect your quote
Engineered can be floated, glued or secret nailed, which gives more options over difficult subfloors. Solid usually needs to be nailed or glued and needs longer acclimatisation in the room before it goes down. That acclimatisation is a real scheduling item, not a formality.
A straight recommendation
If you have underfloor heating, a concrete floor, or a house that swings between very warm and very cold, choose engineered with the thickest wear layer your budget allows. If you are restoring an older upstairs floor or matching existing timber, solid is the honest choice. We will tell you which fits your rooms at the measure, including when the cheaper option is the better one.
Questions we're asked about this
Not sure which board suits your rooms?
We will look at the subfloor, the heating and how the room is used, then recommend the option that will still look right in ten years.
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