External insulation, structural connections and facade weather detailing involve different interfaces. Coordinate responsibilities before fixing the equipment and installation scope.
An intact brick surface does not establish conditions at proposed fixings. Define what the survey must establish before comparing installation scope and cost.
Separate installation consent, maintenance during occupancy and end-of-tenancy reinstatement; removable equipment does not mean there is nothing to restore.
Check the actual longest packed component against lifts, corners and unloading access, agreeing handling arrangements and failed-delivery responsibilities before ordering.