#1 is the premium grade for roofs and sidewalls. 100% heartwood. 100% clear. 100% edge grain. Offered in 16” length for installation with 5” exposure and 18” length for 5-1/2” exposure.
#2 grade saves money when a more rustic appearance is acceptable. Flat grain and limited sapwood are permitted. Offered in 16” length (not less than 10” clear) for installation with 5” exposure.