1. What is treated timber?

Treated timber is wood that’s been infused with chemical preservatives to protect it from rot, insects, and fungal decay. The treatment is usually pressure-applied to make sure it goes right through the wood, making the timber suitable for structural and outdoor use.

2. Can you paint treated timber?

Yes, you can paint treated timber, but it must be dry before you do. Timber is often damp after treatment, so allow adequate drying time—this can take several weeks. Use a primer designed for exterior wood, followed by a compatible paint or stain.

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Treated timber

Treated timber

Treated timber is widely used across modern construction projects for structural framing, outdoor works, and garden features. Builders select it for its durability against rot, fungi, and insect attack. Treatment processes have evolved from early ...

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