Salvo's technique supports far better roof efficiency by making sure setup complies with current code
https://padlet.com/daytonnubuntutbiar/bookmarks-s025a8s8i9kesv2ch0u3/wish/O7A9QmR7qD99Z6x3
Salvo's approach sustains much better roofing performance by ensuring setup complies with existing code and supplier advice instead of shortcuts.