Cedar Lap Siding Grades

For horizontal applications start with the bottom course and work up with the channels pointing upwards.

Cedar lap siding grades.

Cedar is also graded based on appearance which is called appearance grade or select lumber. 4 3 1 2 2 1 2 4 80 1 60 6 5 1 2 4 1 2 2 67 1 33 8 7 1 2 6 1 2 1 85 1 23 10 9 1 2 8 1 2 1 41 1 18 12 11 1 2 10 1 2 1 14 1 14. Western red cedar siding grades. C and better clear.

Lap sidings are normally supplied in a variety of patterns either green unseasoned or dry in clear or knotty grades and with a smooth or saw textured face. Highest grade fewest knots is the top of the line wood. Channel siding is normally supplied in unseasoned knotty grades. Clear grades are manufactured to order.

This is an architect grade. Cedar lap siding grades clear cedar. Larger overlaps can be used on wider bevel sidings such as 10 and 12 in pieces see wrcla publication installing cedar siding for more information. Near clear has very few very tiny knots and a median price point for the knot so fond.

Lap siding can be installed horizontally or vertically. Allow a 1 8 inch expansion gap between pieces if the siding is air or kiln dried. This is the rarest. For specific western red cedar siding grades please visit the siding grading page.

The two most common patterns for lap siding are going to be shiplap with a center match pattern or channel rustic. This siding type can also be supplied kilnd dried or green unseasoned. Appearance grades use letters a through d with a being the highest grade. Lap sidings can come in a variety of different sizes patterns and grades.

Commonly available sizes are 1 x6 1 x8 and 1 x10. There are also two other terms under appearance grade cedar. Western red cedar exterior siding or cladding comes in a spectrum of patterns including the one that is just right for your home s style and your budget. The face side is saw textured.