300mm Hollow Soffit Woodgrain

10mm x 300mm Hollow Soffit Board Irish Oak 10mm Hollow Soffit board is a lightweight honey combed product, ideal for larger areas. The Hollow Soffit profile simply interlocks together with its T&G design. NOTE: Woodgrain soffit boards should only be used for soffit installations and not cladding when used externally. Use stainless steel clad pins or small screws to nail through the tongue and the next length will simple fit into the groove hiding the nail or screw forming an attractive plank effect finish.