Patent ID: 7731131

Claim:
A roof block for providing underlying support for a plurality of elongate members, comprising a substantially hollow body including a base portion and a pedestal portion upstanding on said base portion; said pedestal portion having an upper section comprised of a top wall and being configured to provide underlying support for a plurality of elongate members extending transversely thereacross, said pedestal portion having at least one passage extending downwardly thereinto through said top wall, said passage including an aperture in said top wall, and said upper section of said pedestal portion having structure defining at least one transverse channel extending thereinto beneath said top wall and associated, in an intersecting relationship, with said at least one downwardly extending passage, said at least one transverse channel being dimensioned and configured for receiving therein a separate fastening element for engagement with a rod inserted into said at least one downwardly extending passage, and said top wall of said upper section having indicia thereon to facilitate location of fasteners comprising hold-down means for transversely extending elongate members supported by said pedestal portion, said indicia comprising at least a first multiplicity of discrete elements extending in generally opposite directions from said aperture comprising said at least one downwardly extending passage.