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OSB Board<br />
All sheet sizes are 1220mm x 2440mm<br />
unless otherwise stated.<br />
Special sizes of all <strong>Sheet</strong> <strong>Materials</strong> available to order.<br />
Some items subject to availability.<br />
All plywoods (including Marine) need to<br />
be edge sealed for exterior use.<br />
Item No. Description Comments End Use<br />
159638<br />
5142X<br />
8mm OSB 2<br />
11mm OSB 2<br />
Oriented Strand Board<br />
- so called because three<br />
layers of wood flakes and<br />
adhesive face different<br />
directions (for strength).<br />
OSB 2 is less dense and a<br />
lower moisture content.<br />
Hoarding, boarding up, signboards,<br />
pallets. Load bearing panel for use<br />
in dry conditions.<br />
Not suitable for structural<br />
purposes.<br />
199621<br />
4978<br />
11mm OSB 3<br />
18mm OSB 3<br />
OSB 3 is conditioned. This<br />
means moisture is added<br />
for increased stability i.e.<br />
stays flatter (Roof decking<br />
etc) it is also a sanded<br />
board and is denser than<br />
OSB 2.<br />
Roof decking, sarking, wall<br />
sheathing, portable buildings,<br />
formwork. Load bearing panel<br />
suitable for structural use in humid<br />
conditions. Meets BS5268 PT2<br />
and BBA.<br />
318728<br />
TG4 OSB3 2400 x 600 x 18mm<br />
OSB 3 is conditioned. This<br />
means moisture is added<br />
for increased stability i.e.<br />
stays flatter (Roof decking<br />
etc) it is also a sanded<br />
board and is denser than<br />
OSB 2.<br />
Flooring and Decking.<br />
For both OSB (2 & 3)<br />
sealing would be necessary if exposed to weather<br />
8<br />
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