The honest answer — and why most professionals now choose MDF.
Cost
MDF skirting is significantly cheaper than solid wood, both in material cost and in labour. MDF machines cleanly and consistently, meaning profiles are sharp and uniform. Solid wood is more variable and often requires more finishing time on site.
Stability
This is where MDF wins decisively. Solid wood expands and contracts with changes in temperature and humidity — which means mitre joints open up in summer and gaps appear at the top edge in winter. MDF is dimensionally stable and moves far less, giving joints and paint finishes a much longer life.
Moisture Resistance
Standard MDF is not suitable for wet areas. However, moisture-resistant MDF (the green-core board) is engineered to withstand the humidity levels found in UK kitchens and bathrooms. All our skirting boards at Univers Skirting & Architrave are manufactured from moisture-resistant MDF as standard.
Solid wood varies — some species (like oak) are naturally more resistant, but most softwood skirting will swell and stain in damp conditions without careful finishing.
Paintability
MDF takes paint exceptionally well on its face. With correct preparation (sealing edges, undercoating), a painted MDF skirting board is virtually indistinguishable from painted solid wood — and in many cases, the finish is superior because the surface is more consistent.
Solid wood can be stained or varnished for a natural finish — something MDF cannot replicate. If you want a natural wood look, solid wood is the only option.
The Verdict
For painted skirting boards in UK homes — which accounts for the vast majority of installations — moisture-resistant MDF is the better choice in almost every situation. It's more stable, more consistent, more affordable, and performs better over time in the conditions found in British homes.
Solid wood remains the right choice only where a natural stained or oiled finish is specifically required.
Browse our full range of moisture-resistant MDF skirting boards and architraves.