Draft styl - rpbl - hvac - insulation

Good morning all,

I would like to show the insulation and the HVAC duct on the same view ( Duct continuous line and Insulation in dash line), However, i do not find how to do it.
When selecting the insulation in my HVAC Style definition, it's not tatke into consideration..

in adavnce thank you for your help

Good morning all,

I would like to show the insulation and the HVAC duct on the same view ( Duct continuous line and Insulation in dash line), However, i do not find how to do it.
When selecting the insulation in my HVAC Style definition, it's not tatke into consideration..

in adavnce thank you for your help