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DURÉLIS POPULAIR combines the benefits of high racking strength, with a diffusion open construction, and assists in the
design of a healthy living environment and durable construction

With a μ value of only 50, DURÉLIS POPULAIR is over 3 times more vapour diffusion open, in comparison to conventional OSB 3 sheathing

The board is suitable for external applications, even when exposed to high humidity, often experienced on building sites, with minimal expansion and swelling in such conditions - boards should be protected against direct exposure to rain on site

DURÉLIS POPULAIR is classified as a structural board which is suitable for use in humid conditions (P5) equivalent to OSB3

DURÉLIS POPULAIR is suitable for use in service class 2 (restrictions in temperature and ambient humidity) and can be used
in biological hazard classes 1 and 2 of EN 335-3

DURÉLIS POPULAIR is also suitable for
load-bearing applications in humid
conditions (Service Class 2 to EN 1995-1-1 )

The board is easy to saw and screw into, and has a low formaldehyde emission (E1 class)

Larger board dimensions are available on request up to 2620 x 6350mm

Boards which are tongued & grooved on all 4 sides are available on request


2500х1250х10;12;15;18;21 mm