## CouponParameters.SupplementSpace property

Space between main the BarCode and supplement BarCode in [`Unit`](../../unit/) value.

```csharp
public Unit SupplementSpace { get; }
```

### Exceptions

| exception | condition |
| --- | --- |
| ArgumentException | The **Space** parameter value is less than 0. |

### See Also

* class [Unit](../../unit/)
* class [CouponParameters](../)
* namespace [Aspose.BarCode.Generation](../../../aspose.barcode.generation/)
* assembly [Aspose.BarCode](../../../)