Most osb suppliers have a load span table giving a guide to the spacing of timbers for different thicknesses.
11mm osb for shed roof.
To make your shed complete the final step is building the shed roof.
The fixing guide says i need 18mm.
Osb board a staple in a wide range of construction projects osb board is used for everything for sheeting through to structural sheathing and more.
Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.
The thickness of osb that you need varies on where it is used in a building.
There is also a plastic sheet dpm sheet as its only a field shelter then sarkit on top of the osb board then 32 x 25mm battens.
I have rafters that are 40cms apart beneath the osb sheet.
8 x 6 11mm shiplap with osb roof floor 8 x 6 12mm shiplap with t g roof and floor.
So does it matter on the what timber sheets i use to board the roof.
Will the thickness make a difference.
Typically 3 4 18mm for floors and 3 8 9mm for walls and 1 2 11mm roof.
Also make sure that you get your supporting timbers at the correct spacing.
Thicknesses range from 5 16 to 3 4 inch and the proper.
Osb sold in the uk is made to comply with bs en 300 oriented strand board osb definitions classifications and specifications.
Still as good.
Any advice much appreciated as i ve never had a shed with osb before.
I need to buy a shed this week before prices go up.
So i will try and simplify what you need to know.
Would a 9mm ply board be better than 18mm osb.
Im fixing some tapco tiles to a roof that has 11mm osb board then battens on top.
For heavy duty roofing you may want to opt for an 11mm tongue and groove roof additional roof trusses can offer even more support for your shed roof.
Osb3 is just as good as regular shuttering ply.
For shed construction there are two commonly used grades of osb.
Could a cover the boards with a tarp after boarding for a few weeks to a month before i felt fiberglass it.
As with flooring you have a number of roof options with the standard to premium levels of protection from the elements.
9mm 11mm or 18mm.
A good alternative to ply wood and usually cheaper we stock osb3 board in a selection of sizes.
It is a long document with many parts and subsections.
Does it has to be osb3 or will osb2 do.
Will the 11mm board suffice.