> For the complete documentation index, see [llms.txt](https://help.auxalia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.auxalia.com/plant-tools/plantspecdriven/how-to-use/configuration/pid-properties/reducers-class.md).

# Reducers Class

Reducers already have Size2. However, for easier setup we also add Size3/SizeX, PSD\_Sx\_EndType & PSD\_Sx\_NominalDiameter.

![](/files/jjGwvCmXQAg82aPifqgc)

### <mark style="color:blue;">Tag (recommended)</mark>

As with the Piping Fittings class we also should create the Tag property and the properties used for the Tag Format and define a Tag Name Format. And again it's best to use the same format and properties as in the other classes.

![](/files/nXB8MG5kUfA4gRIWFx7D)