EXTERIORBOARD/HIGH IMPACTBOARD WOODSMAN ExteriorBoard/High ImpactBoard is one of the most durable and versatile panels available. The possibility of both vertical and horizontal express jointing gives flexibility to the pattern of your choice. Whether a modern architecturally designed home or a large commercial project, the decorative applications are unlimited. ExteriorBoard/High ImpactBoard woodsman Architectural panel has the characteristics of a wood grain effect. The pattern pressed on the board displays the knots and curves, together with an uneven textured finish, to portray the uniqueness of natural timber trees. ExteriorBoard/High ImpactBoard contains absolutely no grooves on the profile. However, when installed, a 6 mm deep, 14mm wide groove is formed by the separation of the boards. * Please note: Gap is present when the PVC Black Deep Channel Joiner and the Aluminium Deep Channel Joiner are used. The Gap will not be present if the H Mould Joiner and the Aluminium Vertical T Joiner are used.