Technical classes

OSB (EN 300)


OSB/1- General purpose boards, and boards for interior fitments (including furniture) for use in dry conditions.
OSB/2 - Load-bearing boards for use in dry conditions.
OSB/3 - Load-bearing boards for use in humid conditions
OSB/4 - Heavy-duty load-bearing boards for use in humid conditions.

 

Plywood (EN636)


EN 636-1 - Plywood for use in dry conditions
EN 636-2 - Plywood for use in humid conditions
EN 636-3 - Plywood for use in exterior conditions

 

Dry Process Fibreboards (MDF) (EN 622-5)


MDF General Purpose - Dry
MDF.H General Purpose - Humid
MDF.LA Load Bearing - Dry
MDF. HLS Load bearing - Humid
L-MDF General Purpose - Light MDF - Dry
L-MDF.H General Purpose - Light MDF - Humid
UL1-MDF General Purpose - Ultra Light MDF - Dry
UL2-MDF General Purpose - Ultra Light MDF - Dry
MDF.RWH MDF used in rigid underlays

Note:- Exterior MDF and fire retardant MDF is available but is not covered by the European standardization system.

 

Wet Process Fibreboards


Softboard (EN 622-4)
General purpose (for use in dry conditions) SB
General purpose (for use in humid conditions) SB.H
General purpose (for use in exterior conditions) SB.E EN 622-4
Load bearing (for use in dry conditions) SB.LS
Load bearing (for use in humid conditions) SB.HLSa

Low density mediumboard (EN 622-3)
General purpose (for use in dry conditions) MBL
General purpose (for use in humid conditions) MBL.H EN 622-3
General purpose (for use in exterior conditions) MBL.E

High density mediumboard (EN 622-3)
General purpose (for use in dry conditions) MBH
General purpose (for use in humid conditions) MBH.H
General purpose (for use in exterior conditions) MBH.E
Load bearing (for use in dry conditions) MBH.LA1 EN 622-3
Heavy duty load bearing (for use in dry conditions) MBH.LA2
Load bearing (for use in humid conditions) MBH.HLS1*
Heavy duty load bearing (for use in humid conditions) MBH.HLS2*

Hardboard (EN 622-2)
General purpose (for use in dry conditions) HB
General purpose (for use in humid conditions) HB.H
General purpose (for use in exterior conditions) HB.E EN 622-2
Load bearing (for use in dry conditions) HB.LA
Load bearing (for use in humid conditions) HB.HLA1
Heavy duty load bearing (for use in humid conditions) HB.HLA2

Note:- * These boards are restricted under humid conditions to instantaneous or short periods of
loading

 

Cement Bonded Particleboard (EN 634)


EN 634-1 Cement-bonded particleboards - Specifications-Part 1: General requirements.
EN 634-2 Cement-bonded particleboards - Specifications-Part 2: Requirements for OPC bonded particleboards for use in dry, humid and exterior conditions. MOE classes 1 & 2.

 

Resin Bonded Particleboard (Chipboard) (EN 312)


P1: general purpose boards for use in dry conditions.
P2: boards for interior fitments (including furniture) for use in dry conditions.
P3: non load-bearing boards for use in humid conditions
P4: load-bearing boards for use in dry conditions.
P5: load-bearing boards for use in humid conditions.
P6: heavy duty load-bearing boards for use in dry conditions.
P7: heavy duty load-bearing boards for use in humid conditions.

 

LVL (Laminate Veneer Lumber) (EN14279)


LVL/1 :LVL for use in dry conditions
LVL/2 :LVL for use in humid conditions
LVL/3 :LVL for use in exterior conditions

 

Solid wood panel (EN 13353)


SWP/1 :Solid wood panel for use in dry conditions
SWP/2 :Solid wood panel for use in humid conditions
SWP/3 :Solid wood panel for use in exterior conditions

 

Flaxboard (EN 15197)


FB1: general purpose flaxboard for use in dry conditions (usually for filling purposes)
FB2: non-load bearing flaxboard for use in dry conditions (usually for further processing, such as veneering).
FB3: flaxboard for interior fitment (including furniture) for use in dry conditions.
FB4: non-load bearing flaxboard for use in humid conditions.

 

 

 


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