Bidirectionally interlocking, hollow brick
Bird anti-perching device
Block
Block or brick laying guide reinforcing module
Block plank and method for the production thereof
Block process for a structure
Block-form for use in reinforced concrete structures
Blockhouse
Blocking-up wedge
Blow-in/blow-out double skin wall construction
Board assembly device
Board floors
Board wall system
Bogie system for retractable roof
Bolted post and beam
Bolted post and beam
Bonded insulating batt
Bonded two piece metal stud
Bottom mount fire barrier systems
Bottom plate anchor for building frames