Structural adequacy review and roof-fixing spacing tables for Solaracks portrait flush-mount railing by SPAD Pty Ltd, consulting structural and civil engineers (Australia): maximum fixing spacings for metal and tiled roofs across wind regions A–D and terrain categories 2–3, for 1650×1000 and 2000×1000 panels, roof heights 5–20 m.
Project V008_FP, issued 29 April 2019.