Mounting Sleeve
AssemblySteel sleeve that carries the damper through the wall opening, attached to the duct with breakaway joints so a collapsing duct cannot tear the damper out of the barrier. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Mounting Sleeve
5 top-level lines as of r63255| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Sheet Metal Panel | sheet-panel | 2× | 2 | · | part |
| 2 | Breakaway Joint | fire-damper-breakaway-joint | 2× | 2 | · | part |
| 3 | Retaining Angle | fire-damper-retaining-angle | 4× | 4 | · | part |
| 4 | Perimeter Seal | fire-damper-perimeter-seal | 1× | 1 | · | part |
| 5 | Fastener Set | fastener-set | 1× | 1 | · | part |