Tongue and groove wood siding made from cedar is widely used for its good looks and versatility and durability. It can be installed vertically, horizontally, or diagonally, each installation method giving a distinctly different look. Tongue and groove siding is available with both rough or smooth surfaces. Many suppliers offer kiln-dried (seasoned)) and green (unseasoned) siding products.
Grades
Tongue and groove siding comes as clear and knotty. Clear is suitable for a formal and elegant appearance, particularly when pieces are smooth faced while knotty grades will give you a rustic, smart and casual finish.
Joints
The joints between adjoining pieces are usually v-shaped. Other joints are also available i.e Radius Joints and Reveal Joints. The different joints and surface textures in tongue and groove wood siding combine to provide desirable visaul effects which contribute to the product's versatility and popularity.
Tongue and Groove Siding Diagrams:

Installation Coverage for Tongue and Groove Wood Siding
Unseasoned (Green) Siding
| Nominal Width (inches) |
Dressed Width (inches) |
Exposed Face Width (inches) |
Linear Feet Factor |
Board Feet Factor |
| 4 |
3-3/8 |
3 |
4.00 |
1.33 |
| 6 |
5-3/8 |
5 |
2.40 |
1.20 |
| 8 |
7-1/8 |
6-3/4 |
1.77 |
1.19 |
Tongue and groove wood siding made from cedar is widely used for its good looks and versatility and durability. It can be installed vertically, horizontally, or diagonally, each installation method giving a distinctly different look. Tongue and groove siding is available with both rough or smooth surfaces. Many suppliers offer kiln-dried (seasoned)) and green (unseasoned) siding products.
Grades
Tongue and groove siding comes as clear and knotty. Clear is suitable for a formal and elegant appearance, particularly when pieces are smooth faced while knotty grades will give you a rustic, smart and casual finish.
Joints
The joints between adjoining pieces are usually v-shaped. Other joints are also available i.e Radius Joints and Reveal Joints. The different joints and surface textures in tongue and groove wood siding combine to provide desirable visaul effects which contribute to the product's versatility and popularity.
Tongue and Groove Siding Diagrams:

Installation Coverage for Tongue and Groove Wood Siding
Unseasoned (Green) Siding
| Nominal Width (inches) |
Dressed Width (inches) |
Exposed Face Width (inches) |
Linear Feet Factor |
Board Feet Factor |
| 4 |
3-3/8 |
3 |
4.00 |
1.33 |
| 6 |
5-3/8 |
5 |
2.40 |
1.20 |
| 8 |
7-1/8 |
6-3/4 |
1.77 |
1.19 |