# Damper

| Field | Value |
| --- | --- |
| Discipline | ARC |
| Authorities | SCDF |
| Pages (COP v3.1) | 28 |
| IFC Bindings | 1 |
| Parameters | 1 |
| Source | CORENET X Code of Practice v3.1 |
| Source link | [View on CORENET X ↗](https://info.corenet.gov.sg/ifc-sg/bim-data-(ifc-sg)/glossary-of-identified-components?id=4979ad78-ece4-414f-8b69-44fa0d73a6d3) |

## IFC Bindings

| # | IFC Entity | Predefined subtype(s) | Params | Notes |
| --- | --- | --- | --- | --- |
| 1 | `IfcDamper` | FIREDAMPER, FIRESMOKEDAMPER, SMOKEDAMPER | 1 |  |

## Parameters

See `parameters.json` for the machine-readable, binding-grouped data (with resolved `allowed_values` for input-limited fields).

| IFC Entity | S/N | Property | Type | Unit | Input limited | Example |
| --- | --- | --- | --- | --- | --- | --- |
| `IfcDamper` | 1 | FireRating | Text | hr | Y | 0.5; 1; 1.5; 2; 2.5; 3; 3.5; 4 |