The document defines and describes various construction terms through definitions and images. It covers topics like air barriers, attic ventilation, backhoes, batter boards, brick bonds, bulldozers, cladding materials, code requirements, concrete joints, concrete masonry units, decorative concrete blocks, doors, electrical components, framing elements, front end loaders, gypsum board, heat pumps, insulation, lintels, mortar, oriented strand board, plumbing components, plywood, radiant barriers, rebar, roof drainage, roof materials, roof shapes, roof terms, stone, vapor retarders, waterproofing, weep holes, welded wire fabric, and window types. Diagrams and photos accompany many