I have rafters that are 40cms apart beneath the osb sheet.
11mm osb for 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.
Thicknesses range from 5 16 to 3 4 inch and the proper.
Typically 3 4 18mm for floors and 3 8 9mm for walls and 1 2 11mm roof.
Most osb suppliers have a load span table giving a guide to the spacing of timbers for different thicknesses.
Replacement shed roof osb or ply.
I need to buy a shed this week before prices go up.
8 x 6 11mm shiplap with osb roof floor 8 x 6 12mm shiplap with t g roof and floor.
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.
Would a 9mm ply board be better than 18mm osb.
It is a long document with many parts and subsections.
Im fixing some tapco tiles to a roof that has 11mm osb board then battens on top.
A good alternative to ply wood and usually cheaper we stock osb3 board in a selection of sizes.
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.
I roofed my stable with 11mm sheets covered with cheap shed kennel felt three years ago.
Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.
Will the thickness make a difference.
Will the 11mm board suffice.
To make your shed complete the final step is building the shed roof.
Osb sold in the uk is made to comply with bs en 300 oriented strand board osb definitions classifications and specifications.
Also make sure that you get your supporting timbers at the correct spacing.
Osb3 is just as good as regular shuttering ply.
So i will try and simplify what you need to know.
Still as good.
So does it matter on the what timber sheets i use to board the roof.
Which would be better.
9mm 11mm or 18mm.
Could a cover the boards with a tarp after boarding for a few weeks to a month before i felt fiberglass it.
Does it has to be osb3 or will osb2 do.