Because of its construction some manufacturers actually make larger sheets of osb.
Plywood osb roof.
Plywood is made out of laminated sheets of veneer.
Both cdx plywood and osb tend to come in standard sheets of four foot by eight foot 4 8.
This is one of the reasons why some people prefer using plywood for their roof or subfloor.
Thankfully there are osb materials today that are designed to be moisture resistant.
Earlier types of osb were known as waferboard which is now considered a sub standard version of oriented stand board.
It becomes soft and weak when it delaminates.
For a typical 2 400 sq.
It is true as the price of every osb board is around 15 20 per sheet 4 8 sizes.
Odds are that if you pass a housing development of wood framed houses it will have osb oriented strand board as exterior sheathing.
Both osb and plywood absolutely hate water lipinskiy mentions going on to say that the most important part regardless of which decking option you choose is that all penetration points on a roof are sealed.
Home osb is about 700 less expensive compared with plywood if used as the subfloor sheathing and roof decking.
Osb v plywood which is best.
Thicknesses range from 5 16 to 3 4 inch and the proper one to use.
When it gets wet the sheathing could swell and thicken up because of the moisture.
When you count sub floors roofs and wall sheathing osb claims about 70 of the wood sheathing market in north america over plywood.
However you might find that osb can better suit your needs than plywood for the roof.
Talking about plywood or osb for roofing you cannot miss the information of the cost.
Speaking of osb it s a top choice of homeowners looking for something more affordable than plywood.
Osb is cheaper than plywood by about 3 to 5 per panel.
A few other downsides to plywood.
It is generally believed that osb is cheaper than plywood.
Unfortunately an osb is less resistant to water compared to plywood.
Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8.
For pricing and availability.
Osb is made by combining glue resin and wood chips and pressing them into the shape of a plywood sheet then baking everything together.
Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.
For pricing and availability.
It s a top choice because of its characteristic wherein it expands evenly when exposed to water unlike osb wherein only the edges expand.