remove shipping braces and protective film at the right stage receiving, staging & shop-to-field flow shipping brace transit angle protective film temporary hardware remove duct internal brace exposed finish identify what is temporary and what is permanent before removing transit braces, blocks, film, straps, or angles, and remove each item at the stage that protects the piece without obstructing operation. this angle is marked for shipping but it also holds the fitting shape. can we confirm the shop note and removal point before i take it out?