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Vapour Permeable Three-Layer Roof Membrane


Corotop Red Strong 180g/m2 is a vapour-permeable membrane used on tiled or slated pitched roofs. Its three-layer composition, connected by the thermos bonding method, ensures unquestionable resistance and durability parameters in its class. Produced in a unique red colour that transmits the product prestige, Corotop Red Strong 180g/m2 is the bestseller on its category.

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products benefits:

Regulates two-way vapour permeability

Reduces heat loss caused by air movement through attic space

Usage of this membrane increases safety during application

Protects thermal-insulation against damping

Tech info:

  • Reaction to fire

    Class E

  • Resistance to water penetration

    Class W1

  • Flexibility at low temperature

    -40 °C

  • Vapour Permeability (SD)

    0,02 Sd m

  • Grammature

    180 g/m2

  • Full Information:

    Check out the full
    datasheet available in
    the Downloads section!

More Info

Corotop Red Strong supports moves on a roof slope resulting in a safer application process. It is highly recommended on fully-boarded roofs because of very good resistance specifics.


• the membrane dedicated on roofs with full or part-boarding
• initial underlay for thermally insulated, ventilated, sloping roofs
• to be used to most types of roof coverage, particularly under ceramic, concrete and metal tiles

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