Attachment clip unit for standing seam roof
Backed panel and system for connecting backed panels
Ballast block for roofing structures
Barrel roof tile
Batten extender
Batten riser assembly
Batten strip for roof tiles
Bracket for suspended ceiling tiles
Building and method and apparatus for making, panel assemblies a
Building assembly having standing seams with mounting...
Building elements and building methods
Building panel
Building panel
Building panel
Building panel
Building panel
Building panel
Building panel and method of fabrication
Building panel having locking flange and locking receptacle
Building panels, and a building and method utilizing building pa