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2440MM X 1220MM X 12MM  HARDWOOD THROUGHOUT PLYWOOD CLASS 3 - EXTERIOR Roll over image to enlarge

2440MM X 1220MM X 12MM HARDWOOD THROUGHOUT PLYWOOD CLASS 3 - EXTERIOR

EN314-2 EN636-3 CE2+FSC

In Stock

£33.58 (ex VAT)

  • Available for immediate dispatch

Detailed Description

A structural hardwood ply suitable for external conditions,

Plywood specifications – EN636
Following on from the EN314-2 tests, plywood panels are required to comply with one of the three performance classes within EN636 for use in construction. This takes into account the quality of the bond and the durability of the timber species used.
The requirements for each class are as follows:
What are you using the plywood for?ENUsage class
Plywood for use in dry conditionsEN636-1Class 1 – This class is appropriate for normal interior conditions. (Urea Formaldehyde)
UsesWarm roofs, intermediate floors, internal timber frame and partition walls.
Plywood for use in humid conditionsEN636-2Class 2 – This class is appropriate for protected external applications, it is also suitable for interior situations where the service moisture content is raised above the Class 1 level. (Melamine Urea Formaldehyde)
UsesCold roofs, ground floors and external timber frame walls.
Plywood for use in exterior conditionsEN636-3Class 3 – This class is designed for exposure to weather over sustained periods. (Phenol formaldehyde)**
UsesFully exposed service conditions.
These classes are determined by laboratory tests in which different plywood panels are subjected to simulated weather conditions.
*Please note, all plywood should be fully sealed before exposure to moisture, both internally and externally.

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