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Metrano is a practical timber construction companion for planning, learning, reference, and on-site calculations. It brings together timber lessons, metric calculators, project stages, task lists, material records, and reference notes in one light, offline workspace. Use the learning section to review timber frame construction, post and beam systems, walls, floors, roofs, foundations, insulation, protection, and site safety. Lessons include concise field notes, illustrated diagrams, progress…