Plywood and other compressed wood siding products are an inexpensive way to sheath outdoor buildings, sheds and other projects. T1-11, sometimes noted as T111 or T1, is an example of one of many such wood siding products. The ‘T’ in T1 stands for “textured,” which references the grooves or channels cut into the siding.

Why is it called T1-11?

Plywood and other compressed wood siding products are an inexpensive way to sheath outdoor buildings, sheds and other projects. T1-11, sometimes noted as T111 or T1, is an example of one of many such wood siding products. The ‘T’ in T1 stands for “textured,” which references the grooves or channels cut into the siding.

What is T1-11 siding used for?

Although using it for siding applications is common, homeowners can use T1-11 for dog houses , tool sheds , and interior ceilings . The two main types of T1-11 siding are plywood and oriented strand board ( OSB ).