OPTOLITH Optoplast EcoFinish 05 –

Fine-Grained Mineral Render with 0.5 mm “Lamb” Texture

OPTOLITH Optoplast EcoFinish 05 is a high-quality, thin-layer mineral decorative render with a “lamb” texture and a fine 0.5 mm grain size. Designed for finishing façades in thermal insulation systems and on mineral substrates, it creates an elegant, uniform surface with a subtle pattern—ideal for both modern and classical architecture. The product offers high vapor permeability and natural resistance to the growth of microorganisms such as algae, fungi, and mold.

Applications:

• Finishing exterior surfaces in ETICS insulation systems (on EPS or mineral wool)

• Decorative rendering of mineral substrates such as cement and cement-lime plasters, concrete

• Suitable for façades of residential, commercial, and historic buildings

Key Features and Benefits:

• Fine 0.5 mm “lamb” texture – provides a refined, elegant façade finish

• High vapor permeability – allows the wall to breathe and effectively manage moisture

• Natural biological protection – the mineral composition prevents growth of algae, fungi, and mold

• Weather-resistant – ensures long-lasting durability and appearance of the façade

• Eco-friendly formula – free from solvents and biocidal substances; safe for health and the environment

Technical Data:

• Type: mineral, thin-layer render

• Texture: “lamb” structure, 0.5 mm grain size

• Color: white (can be tinted in selected color systems)

• Consumption: approx. 1.8–2.2 kg/m²

• Open working time: approx. 20 minutes

• Application temperature: from +5°C to +25°C

• Packaging: 25 kg paper bag

Application Guidelines:

The substrate must be dry, load-bearing, clean, stable, and primed with a suitable primer (e.g., Optogrund). Apply the render with a stainless steel trowel and texture with a plastic float. Work “wet-on-wet” to avoid visible joints and texture inconsistencies. Protect freshly applied plaster from rain and direct sunlight until fully dry.

Technical Data Sheet OPTOLITH Optoplast EcoFinish 05