EN 1062-2 Paints and Varnishes - Coating Materials and Coating System for Exterior Masonry - Part 2: Determination and Classification of Water Vapor Transmission Rate (Permeability)

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EN 1062-2 Paints and Varnishes - Coating Materials and Coating System for Exterior Masonry - Part 2: Determination and Classification of Water Vapor Transmission Rate (Permeability)

EUROLAB, with its state-of-the-art accredited laboratories and expert team, provides precise and fast testing services within the scope of EN 1062-2 testing. This European Standard specifies a general system for the definition of cladding materials and cladding systems for the protection, decoration and protection of new and old, coated or uncoated masonry and concrete. It also includes a classification system based on certain physical properties.

EN 1062-2 Paints and Varnishes - Coating Materials and Coating System for Exterior Masonry - Part 2: Determination and Classification of Water Vapor Transmission Rate (Permeability)

This European Standard is applicable to all cladding materials and coating systems for exterior masonry and concrete, including those used in exterior thermal insulation systems.

The coated side of a test piece is exposed to the measuring gas and the carbon dioxide emitted is quantified. The test piece seals a test cell containing an absorber for carbon dioxide so that the cell is gas-tight to the environment.

Exterior wall coverings play an important role in preventing rainwater from seeping into porous mineral surfaces. For liquid water, this transfer rate is evaluated using blocks of highly porous mineral substrate covered with a coating or coating system on one of their faces. Test samples are immersed in water under controlled conditions and weighed at appropriate time intervals. Liquid water permeability is determined by the change in mass.

To determine the water permeability of a coating or coating system, a substrate with a bulky mineral substrate with a homogeneous surface with significantly higher water absorption than the coating or coating system to be tested should be used.

EUROLAB assists manufacturers with EN 1062-2 test compliance. Our test experts, with their professional working mission and principles, provide you, our manufacturers and suppliers, the best service and controlled testing process in our laboratories. Thanks to these services, businesses receive more effective, high-performance and quality testing services and provide safe, fast and uninterrupted service to their customers.

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