Antibacterial primer
Natural Calk Antibacterial Primer is a ready-to-use liquid product, ideal for preparing, consolidating and improving surface adhesion, especially on dusting walls or friable substrates. It is used as a bonding agent for subsequent treatments with lime-based Natural Calk products, and can be applied by brush or spray, after being shaken and diluted with water. It is especially recommended as a pre-treatment before applying Tillica Pasta or Tillica Lime Paint, enhancing adhesion.
Scope and Product Application
Natural Calk Antibacterial Primer is particularly useful for consolidating regularization layers on cracked or damaged masonry, thus preparing the surface for further treatments.
Instructions for use: Shake the product well before use. Dilute with 30–40% water. Apply to the surface using a brush or sprayer.
Features and Benefits
- Natural composition: Made with Natural Calk lime putty, naturally aged in tanks, obtained from wood-fired limestone mixtures in accordance with UNI EN 459-1 standard, and natural resins.
- “Wet-on-wet” application: It is recommended to proceed with subsequent layers while the wall is still damp, unless otherwise indicated.
- Adhesion power: High bonding capacity, with an adhesion strength of 16 kg/cm².
- Fire resistance: Reaction to fire class: A1
- Yield: 7–10 m²/L, depending on the surface.
- Specific weight: 1.2 kg/L
- Unlimited shelf life: if properly stored in environments not exposed to extreme conditions.
Why shall you choose Natural Calk?
- It consolidates and prepares surfaces
- It enhances adhesion of subsequent finishes
- Natural and sustainable, free from chemical additives
Warnings
Natural Calk Antibacterial Primer must be applied on surfaces that are clean and free of oil, dust, or any residue that could compromise adhesion.
It is essential not to use the product when the ambient or substrate temperature is below 4°C or above 30°C, and special care should be taken in highly ventilated areas or those prone to rapid drying.
Protect the surface from extreme temperature changes during the drying process.
This product is not suitable for applications in the presence of water or for works requiring quick setting, as it has a slow setting time.
It is essential to exclusively use Natural Calk products at every stage of the Tillica Pasta System in order to preserve the system’s properties and ensure its full effectiveness.
The company is responsible for the product up to the point of shipment from the Arte e Mestieri Srl warehouse/supplier premises. The application and use of the product are the responsibility of the customer or the applicator. The company reserves the right to modify the composition while maintaining the product’s fundamental properties.
Certifications & Safety
Tillica is rigorously tested and certified by leading Italian institutions. It complies with EU directives and CEE building product standards.