Declaration of Performance

Mas Maya Coating 

  1. Unique Product Identification Code:

    • RV - Mas Maya
    • Product Type: Dry mortar for rendering/plastering, designed for general use (GP).
    • Commercial Name: Lime Mortar for Rendering and Plastering.
  2. Intended Uses:
    Factory-made rendering/plastering mortars (industrial mortars) based on inorganic binders, designed for interior (plaster) and exterior (render) applications.

  3. Manufacturer:

    • Mas Tranquila Design SL
    • Phone: +34 669408450
    • Tax ID: B56794449
    • Email: hi@masmaya.com
  4. System of Assessment and Verification of Performance Consistency:
    System 4

  5. Harmonized Standard:
    UNE EN 998-1:2016 Mortars for rendering and plastering.

  6. Notified Body:
    In System 4, the intervention of a Notified Body is not required for Assessment and Verification of Performance Consistency.

  7. Declared Performance Details:
    The declared performance details are provided on the attached page. The product performance, as identified above, conforms to the declared set of performances. This Declaration of Performance is issued under the sole responsibility of the manufacturer identified above, in compliance with Regulation (EU) No. 305/2011.

Company Signature and Seal:


Technical Specifications

Physical Properties:

  • State: Powder
  • Color: Whitish
  • Odor: Odorless
  • Relative Density (Fresh Mortar): 1.308 g/cm³
  • Bulk Density (Dry Mortar): 1800 kg/m³ (average)
  • Water Absorption Coefficient: 0.09 - 0.1 kg/(m² × min)
  • Water Solubility: Insoluble
  • pH (Mixed): 8-9 (10% solution)

Mechanical Properties:

  • Flexural Strength (28 days): 2.72 N/mm² (average)
  • Compressive Strength (28 days): 11.49 N/mm² (average)
  • Adhesion Strength (Mortar on Substrate): 0.90 N/mm² (average)
  • Slip Resistance (USRV): 76-79 (mean value)

Thermal and Hygroscopic Properties:

  • Water Vapor Permeability: Highly breathable, reducing condensation buildup.
  • Thermal Conductivity: Contributes to thermal regulation, improving energy efficiency.