Which Is More Expensive OSB Or Plywood?

Why is OSB cheaper than plywood?

Plywood is the more expensive option to build with than OSB.

The material tends to be thicker and needs to be made to more exacting standards, which increases costs.

A 4×8-foot sheet of construction-grade plywood costs roughly $10 a sheet, while the same size sheet of OSB costs only $6 a sheet..

Can OSB be used for interior walls?

Unless you have an ordinance or amendment prohibiting OSB as an interior finish, they can do it.

Is there anything cheaper than drywall?

First, plywood is inexpensive and sturdy, as well as easier to install than drywall. … Plywood can even be used to create a “faux” shiplap wall at a fraction of the cost by cutting plywood into planks and installing them on the wall.

What is the strongest plywood?

Marine plywoodIf you ever wondered “what is the strongest plywood?” The answer is Marine plywood. It is the strongest and toughest of all plywood on the market. It is bonded with high-quality glues to make the plies structurally solid and resistant to moisture.

What is the best thickness for roof sheathing?

about 7/16-inchEither one is acceptable. The typical thickness of roof sheathing is about 7/16-inch, which is just under 1/2-inch.

Can OSB be used as subfloor?

Bottom Line. OSB will work as a floor covering only in a pinch. Even then, it could only be used for outbuildings or workshops. If you are a homeowner building your workshop or laying own your subfloor in your house, consider purchasing 5/8″ CDX plywood.

Which is better OSB or plywood?

Osb is stronger than plywood in shear. Shear values, through its thickness, are about 2 times greater than plywood. This is one of the reasons osb is used for webs of wooden I-joists. However, nail-holding ability controls performance in shear wall applications.

Which is more water resistant OSB or plywood?

OSB takes longer to get wet than plywood but also takes longer to dry out. When used as a roof sheathing, this tendency to hold moisture means it can degrade faster than plywood when exposed to chronic leaks.

What is the cheapest type of plywood?

D-grade plywood: The cheapest type of plywood veneers, these sheets typically haven’t been repaired. The flaws can be slightly larger and the knots in this type of plywood can be up to 2.5 inches in diameter. CDX: CDX-grade plywood is typically inexpensive material, as it is made of the two lowest grades (C and D).

What is the thinnest plywood you can buy?

The thinnest plywood products available today are aircraft grade. Yet, even though it is thin, it still offers excellent strength.

Which side of OSB should you paint?

The nail lines on the screened side are paint but the grade stamp on the smoother side is ink and may be more difficult to cover. Ask your paint dealer to suggest a sealer as a prime coat. In that application it would be a good idea to paint both sides and all edges before installing the panels.

How long will OSB board last outside?

200 daysFor exterior applications, if you are not painting the OSB directly after installing it, be aware of how long you have before the material begins to be affected by the elements. For example, Weyerhaeuser Edge Gold OSB panels are warranted for 200 days against edge swell caused by water absorption.

What is OSB plywood used for?

OSB is a material with favourable mechanical properties that make it particularly suitable for load-bearing applications in construction. It is now more popular than plywood, commanding 66% of the structural panel market. The most common uses are as sheathing in walls, flooring, and roof decking.

Is OSB cheaper than drywall?

The biggest reason is cost – 1/2″ drywall sheets are about the same price as 7/16 OSB (with 15/32″ OSB not far either).

Which is lighter OSB or plywood?

Atlanta-based Georgia Pacific, which manufactures both types of panels, says on its site that “although weights vary by species, on average, the weight of Southern yellow pine plywood is lighter than Southern yellow pine OSB.” The company continues: “Plywood is approximately 15% to 19% lighter than OSB.

Can you waterproof OSB?

OSB is strong and water-resistant. Every single fiber or piece of wood in an OSB is saturated with a cocktail of resins designed to provide superior strength and waterproofing to the finished product. … This type of board is an excellent material for use in waterproofing systems, be they roof, sub-floor or wall.

Is OSB OK in the rain?

Your framing lumber and the oriented strand board (OSB) are going to be fine. The glues used to make OSB are water-resistant because the manufacturers know that virtually no one can build a home that won’t get wet before the roof and siding is applied.

What is the best plywood for outdoor use?

CDXCDX is the most common exterior plywood grade. It comes in 3/4-, 5/8- and 1/2-inch thicknesses. Appearance stamps on plywood range from cabinet-grade (A) to construction grade (C and D). Exterior plywood carries an X stamp, which identifies it as suitable for use outdoors.