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Which paint should you choose for exterior wood and metal ? A complete guide to renovation and protection

Woodwork, shutters, gates, grilles or ironwork : lthe outdoor supports are exposed to the elements, to UV and to humidity.

To ensure durability over time, it is essential to choose a paint suitable for the material and the level of exposure.

In this guide, discover how to choose a paint for exterior wood and metal to sustainably protect your surfaces while maintaining an aesthetic finish..

🚪 Which paint to choose for exterior wood ?

Wood is a living material that naturally reacts to humidity and climatic variations.

Without appropriate protection, it can :

  • to deteriorate
  • to cluck
  • to crack
  • lose its aesthetic appearance

👉​ A specific wood paint allows for long-lasting protection of the surface.

🌬️ Why choose a microporous paint ?

A microporous paint allows the wood to breathe while protecting it.

✔️ limits the risk of blistering

✔️ improves sustainability

✔️ let the steam pass

✔️ protects against external aggressions

👉 This type of paint is particularly recommended for exterior shutters and woodwork

🎯 What wood surfaces can be painted ?

A suitable wood paint can be used on :

  • shutters
  • doors
  • windows
  • decorative woodwork
  • wooden furniture

✨ Example of solution : IKARWOOD

                    

IKARWOOD is a microporous satin lacquer suitable for interior and exterior woodwork.

✔️ satin finish

✔️ low emission

✔️ good resistance

✔️ ideal for shutters and woodwork

👉 Also discover our comprehensive article dedicated to wood paints : 

Which paint should you choose for woodwork ? Focus on IKARWOOD professional satin lacquer paint

🔩 Which paint to choose for exterior metal ?

The exterior metal is particularly exposed to rust and moisture.

Without appropriate protection :

  • corrosion appears
  • the paint is deteriorating
  • the support loses its aesthetic and mechanical resistance

👉 A suitable paint allows for long-lasting protection of metal.

⚙️ Why use anti-rust paint ?

A rust-resistant paint allows :

✔️ to limit corrosion

✔️ to improve durability over time

✔️ to protect against moisture

👉 It is particularly suitable for renovations.

🎯 What metal surfaces can be painted ?

A meta paint can be used on :

  • gateways
  • grills
  • guardrail
  • metal shutters
  • ironworks

⚫ Example of solution : ZINCOLAC

                     

ZINCOLAC is a primer + semi-gloss finish suitable for general metal work.

✔️ protection and finish in one product

✔️ adapted for indoor / outdoor

✔️ ideal for gates, grilles, and wrought iron work

⚠️ For highly technical or heavily exposed environments, specific systems may be necessary.

👉 Also discover our comprehensive article dedicated to metal paints :

What paint should I choose for a gate or exterior metalwork to prevent rust ?

🧰 Preparation of supports: an essential step

🚪 For the wood 

  • clean
  • lightly sand
  • dust
  • apply a primer if necessary

🔩 For the metal

  • eliminate rust
  • brother
  • to degrease
  • work on dry substrate

👉 A good preparation significantly improves the durability of the paint.

​🎨 Application tips

✔️ apply in dry weather

✔️ avoid extreme heat

✔️ respect the drying times

✔️ apply in even layers

👉 A careful application ensures a more durable result.

💡 Professional Tips

✔️ Always adapt the paint to the surface

✔️ Never paint on a damp surface

✔️ Avoid neglecting preparation

👉 The quality of preparation directly influences the durability of the construction site.

📍 Local council

In the Lunel area, outdoor supports are particularly exposed to the sun and humidity.

👉 It is therefore important to choose paints suitable for outdoor conditions to ensure durability over time..

❓ Frequently Asked Questions

Which paint to choose for wooden shutters ?

A microporous paint is recommended to protect the wood while allowing it to breathe.

What paint to use on a wrought iron gate ?

A rust-resistant or primer + finish paint is ideal for providing long-lasting protection for exterior metal..

Should you sand before painting ?

Yes, preparing the surface improves the adhesion and durability of the paint.

Can you paint directly over rust ?

Some paints allow it, but preparation is still recommended for a better result.

What finish to choose for exterior wood ?

The satin finish is often favored for its good balance between aesthetics and durability.

🔗 To go further

👉 Discover also our tips for choosing a facade paint :

Which facade paint to choose ? Focus on IKARSIL MAT for lasting protection

What type of paint should I choose to renovate a facade ?