Dear Customer,
We don't know the components of EKWB blood-red coolant.
So we do not advise you to use the Sedna torque with EKWB coolant.
It may cause leaking because the Oring or acrylic is not compatible.
You can use distilled water and red dye.
Or our coolant and red dye.
https://shop.bitspower.com/index.php?route=product/product&product_id=8270&search=500M
https://shop.bitspower.com/index.php?route=product/product&product_id=4376&search=DYE