The Ultimate Limewash Guide: Everything You Need to Know About Limewashing

What is limewash and what can you do with it?

Limewashing is an age-old technique originally used to protect farmhouses and historical buildings from moisture and pollution. Today, this painting technique is completely back in vogue, mainly due to the rustic appearance it creates. With limewash, you give your facade, interior walls, or exterior walls an authentic character and a stylish look. Moreover, limewash offers extra protection against weather influences and provides a breathable layer that allows for moisture regulation.

Limewashing is ideal for those who want to renovate a facade without major structural work. The matte, powdery finish hides imperfections and gives your home a charming appearance.

What is limewashing and how does it work?

Limewashing involves applying a thin layer of limewash paint to your walls with a block brush. This technique adheres excellently to porous surfaces such as brick and is ideal for both interior and exterior applications.

How does it work?

1. Preparation: Thoroughly clean the wall and repair any cracks or damage.

2. Apply primer: Use a primer to improve adhesion, especially on highly absorbent surfaces.

3. Apply limewash: Apply the limewash layer with a block brush in short, crisscross movements. This creates the typical, authentic appearance of limewash.

4. Seal: Use a topcoat to protect your limewash from dirt and moisture.

The advantages of limewashing your facade

Limewashing offers several advantages, both aesthetic and functional:

• Protection: Limewash forms a protective layer that shields your facade against rain, wind, and dirt.
• Breathability: Limewash allows moisture to pass through, preventing moisture buildup and mold formation.
• Aesthetics: Thanks to the matte finish and natural color nuances, your facade gets a distinctive appearance.

Do you want to give your facade a thorough makeover? Then limewashing is a smart choice that both protects and beautifies.

What types of limewash are there?

At Paintfactory, you will find different types of limewash:

• Coarse limewash: This provides a robust appearance with visible structure and relief. Ideal for rustic facades.
• Fine limewash: This type provides a subtle finish that is perfect for modern homes.
• Mineral limewash: Durable and authentic, ideal for breathable exterior facades.

How much does it cost to limewash a facade?

The cost of limewashing depends on the size of your house and the type of limewash paint you choose. For a standard terraced house with a front facade of approximately 25 m², you can expect the following costs:

• Exterior Wall Limewash Fine or Coarse: an average of €10 per m²
• Mineral Limewash: an average of €28 per m²

These prices are based on a standard white color and 2 layers of limewash, including standard primer with the Exterior Wall Limewash. Prices may vary depending on the chosen color and any finishes. For a precise calculation, you can use the paint calculator on each product page.

DIY Limewash: step-by-step plan & tips

Exterior Wall Limewash

Limewashing with Exterior Wall Limewash is perfectly doable yourself if you follow the right steps:

1. Clean your facade. Remove dirt, moss, and loose parts.

2. Apply a primer. This ensures better adhesion.

3. Apply the limewash. Use a block brush for an authentic result.

4. Finish. Protect your limewash with a transparent protective layer for extra durability.

Mineral Limewash

Limewashing with Mineral Limewash requires extra attention to the substrate:

1. Clean your facade. Ensure the substrate is clean and sufficiently absorbent.

2. Lightly moisten the substrate. This promotes the adhesion of the Mineral Limewash.

3. Apply the first coat. Use a block brush and apply the limewash in short, crisscross movements. The first coat may show some cracks.

4. Apply a second coat. Let the first coat dry for 24 hours and correct cracks in this second coat.

5. Finish. Do you want to overpaint with Exterior Wall Pearl for a smooth finish? Then observe a drying time of 30 days for the best result.

With some preparation and the right products, you will achieve a beautiful result. Do you want to know more about DIY limewashing? Check out our handy guide:

Read the full guide

Maintenance of a limewashed facade

To keep your limewashed facade in top condition:

• Annual check: Inspect your facade every year to promptly remove dirt, algae, or other contaminants.
• Thorough check every 4 years: Conduct a complete check to detect and address damage or wear early.
• For cleaning, use a soft brush and water; aggressive cleaning agents can damage the paint layer.

Weather conditions for limewashing

For the best results, follow these guidelines:

• Temperature: Limewash can be applied at a temperature between 10°C and 25°C.
• Relative humidity: Ensure it is between 40% and 85%.
• Substrate moisture:
  • Interior plaster: < 1%
  • Regular concrete: < 5%
  • Masonry: max. 3-5%