: AquaFir™ product line in shale colored siding with charcoal colored trim in wire brush texture. The porch ceiling is hazelnut colored with a smooth texture. Wood substrate is douglas fir, all kiln dried. Product Use: 1x6 shiplap (vertical) used in the gables, 1x8 shiplap with 1/8” reveal (horizontal), 1x6 tongue & groove soffit and porch ceiling, 2x6 window, door, and corner trim, garage trim and transition band at the gables are 2x8 square edge material. Gable timbers and porch posts are 6x6x8 FOHC (free of heart center) kiln dried re-sawn texture.