Hello Mate! Yes you can, but you will need an adapter as Herz valves have M25x1,5 and the standard is M30x1,5.
The following will fit;
Herz M28x1,5 auf M30x1,5
https://www.amazon.de/gp/product/B0028YCQNA/
https://www.wolf-online-shop.de/HEIMEIER-Adapter-fuer-Herz-Ventile::666.html
These are german URLs but you will find out. Best regards, Volker
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Oct 28, 2021