This visual dictionary provides definitions and descriptions of various construction materials and components. It includes entries on air barriers, attic ventilation components, 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 materials, lintels, mortar joints, oriented strand board, plumbing fixtures, plywood, radiant barriers, rebar, roof drainage components, roof materials, roof shapes, roof terms, stone patterns, vapor retarders, waterproofing, weep holes, welded wire fabric, and windows.