YUNYAN Natural Stucco: The Ultimate Eco-Friendly Wall Finish for Modern Construction
When it comes to wall finishes that combine sustainability with performance, natural stucco stands out as a superior choice for contractors, architects, and distributors. YUNYAN’s Eco Stucco Mud offers a mineral-based solution that not only enhances aesthetic appeal but also promotes healthier indoor environments. This product is engineered to deliver durability, breathability, and a timeless finish, making it ideal for both residential and commercial projects.
Key Features of YUNYAN Eco Stucco Mud
- 100% Natural Composition: Our natural stucco is made from pure lime and mineral aggregates, ensuring zero volatile organic compounds (VOCs) and a non-toxic finish. This eco stucco formula supports green building certifications like LEED.
- Superior Adhesion with Stucco Primer: Apply our stucco primer to create a strong bond between the substrate and the natural lime stucco top coat. This step reduces cracking and ensures long-lasting performance.
- Breathable and Moisture-Regulating: The mineral stucco finish allows walls to breathe, preventing mold and mildew growth. This is critical for maintaining indoor air quality in humid climates.
- Customizable Texture and Color: Our stucco top coat can be tinted with natural pigments or left in its raw off-white state. Apply a transparent sealer after curing to protect the surface without altering its natural look.
- Easy Application for Professionals: Designed for spray or trowel application, YUNYAN’s eco stucco reduces labor time compared to traditional cement-based plasters.

Technical Specifications
| Property | Value | Standard |
|---|---|---|
| Base Material | Hydrated lime + natural aggregates | EN 459-1 CL90-S |
| Compressive Strength | 2.5 MPa (after 28 days) | ASTM C926 |
| Water Vapor Permeability | μ ≤ 10 (Class I) | DIN 52615 |
| Application Thickness | 10–20 mm (per coat) | Manufacturer guidelines |
| Drying Time | 24–48 hours per coat (at 20°C, 60% RH) | Internal test |
| Fire Rating | A1 (non-combustible) | EN 13501-1 |
| Coverage Rate | 1.2–1.5 kg/m² per 1 mm thickness | Lab verified |
Typical Applications
- Historic Building Restoration: The natural lime stucco formula matches the breathability of traditional lime plasters, making it perfect for heritage projects where modern sealers would trap moisture.
- Eco-Residential Homes: Homeowners seeking eco stucco finishes benefit from improved indoor air quality and reduced carbon footprint. Use YUNYAN’s transparent sealer to protect exterior walls without blocking vapor movement.
- Commercial Green Buildings: Architects specify mineral stucco finish for lobbies and corridors to meet sustainability goals. The stucco primer ensures adhesion on concrete or brick substrates.
- High-Humidity Zones: Bathrooms and basements require moisture-resistant finishes. Our natural stucco prevents dampness while the stucco top coat provides a smooth, washable surface.
Packaging & Ordering
- Pack Sizes: Available in 20 kg bags (powder) and 5 kg premixed pails for small jobs.
- Minimum Order: 500 kg for bulk orders (mix of SKUs accepted).
- Lead Time: 7–14 business days for standard stock; custom colors require 10–15 days.
- Ordering: Contact YUNYAN directly via yunyanchina.com/contact-us for quotes and sample requests.
Get Started Today
Ready to specify YUNYAN’s eco stucco mud for your next project? Request a sample or place a bulk order by visiting our contact page. Our technical team can assist with application guidance and custom formulation.
Contact YUNYAN: yunyanchina.com/contact-us




