horse-shoe arch semi-circular arch segmental arch Bull's eye arch
Answer Discuss in Comment
horse-shoe arch Bull's eye arch semi-circular arch segmental arch
deck roof durable roof dual roof duck roof
mixed roof mansard roof mat roof miller roof
hip roof mansard roof gable roof gambrel roof
gambrel roof mansard roof gable roof hip roof
gumbel roof gambrel roof gerard roof gilbert roof
4.5 m 2.5 m 3.5 m 5.5 m
batten cleat ridge piece purlin
Purlins posts cleats battens
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