52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
404.1 | DF | INSULATING INSERT; E.G., FILLER IN CAVITY IN PRECONSTRUCTED OR CAST STRUCTURE {7} |
407.1 | DF | .~ Filler spaced from inside face of cavity {4} |
407.4 | .~.~ Means (e.g., fastener) to position insulation via supporting means for the barrier |